Illustration 1 - PerformanceLifts.com
Contents
1. 15 2 m 5 9 12 30 45 w 18 23 27 116 45 60 32 45 50 42 amp 9 Mi 5 75 12 12x1 5 HHCS Grade 5 Grade 8 h112 1 25x50 AHS Qe o No of M atk s 2 G Grade Bolt Strength P Property Class Bolt Streneth D Nominal Diameter Inches D Nominal Diameter M illimeters T Thread Count Threads per Inch T Thread Pitch Thread Width mmm L Length Inches L Lengh Millimeters X Description Hex Head Cap Screw X Description Hex Head Cap Screw 24 51014B 51015B Revised 7 22 13 Revision Page 25 51014B 51015B Revised 7 22 13 The PRO COMP PROMISE WARRANTY At Pro Comp we know you have many choices when selecting products to personalize your vehicle You should demand nothing but the highest quality available and have total confidence that the products you selected are the best in the industry It is for these reasons that Pro Comp Suspension products are backed by the best warranty in the industry the Pro Comp Promise Pro Comp promises that its products will last a lifetime or we will replace it free of charge It s that simple Because of our commitment to quality and manufacturing excellence we are able to stand behind our products FOREVER It is Pro Comp s Promise that if one of our suspension products breaks not due to misuse neglect or vandalism we will re place it Whether you are the original purchaser or not you can be2. Location A Tab is 91 2614 Coil Installed View 48 Torque the bearing to the knuckle with the OE bolts Torque to 133 ft Ibs Repeat on the other side 49 nstall the lower A arms into the crossmember mounting pockets Secure using the supplied 5 8 X 4 1 2 bolts and hardware in the front pocket and the supplied 5 8 X 5 1 2 bolts and hardware in the rear pocket 50 Install the new knuckle to the lower ball joint Torque the lower ball joint nut 74 ft Ibs 51 Secure the CV axle and the CV spacer 90 4077 to the differential using the supplied 10mm X 60mm bolts and washers See ILLUS TRATION 11 52 Install the new knuckle to the upper ball joint Start the nut and leave hand tight until Coil over installation 1s complete 53 Reinstall the CV shaft washer and retaining nut Illustration 14 Brake Line Relocation Bracket Install and Routing Front Brake Line Drop Bracket 90 7734 drvr and li 90 7735 pass SIR 51014B 51015B Revised 7 2243 to CV axle Torque this nut to factory specifica tions See your GM service manual for details 54 WITH THE COIL OVERS insert the mono ball spacers 90 2433 from pack 90 6492 in the top of the coil over as shown in ILLUSTRA TION 12 NOTE The spacers are a tight fit A press might be needed to fit the spacers into the mono balls 55 Install the new Pro Comp coil over shock 624000 to the coil over mount upper bracket
3. Sway Bar Drop Bracket 91 3632 drvr and 91 3635 pass y For 2007 2009 models Use the 7 16 X 2 1 2 bolts d For 2010 2011 models Use the OE bolts and a 10mm washers and 10mm nuts IMPORTANT Be sure the OE wiring harness clips are reinstalled to the strut spacer studs Failure to do so may result in the wiring harnesses being damaged by the steering column 61 62 63 64 65 66 67 68 Secure the lower strut cross pin to the lower A arm using the OE bolts Torgue the bolts ac cording to the manufacturers specifications See ILLUSTRATION 5 Repeat 54 through 58 for use with coil over or 59 through 61 for use with OE strut on the re maining side of the vehicle Torque the upper ball joint nut to 37 Ft Ibs Be sure to re clip the previously removed upper strut mount wiring away from any moving parts steering shaft or exhaust manifolds Work on one side of the vehicle at a time Torque all the differential upper crossmember bolts and coil over hardware according to the torque chart on page 24 or to factory specifica tions DO NOT torque the lower A arm until the vehicle is on the ground Unbolt the rubber brake line bracket from the upper coil bucket Discard the OE bolt Unclip the OE metal brake lines from the frame clips and carefully bend to provide enough slack in the line for it s new position NOTE Be sure that the metal lin
4. TA TE 4d fi N w mmm UU JI AQ NN Bushing 15 11148 51014B 51015B Revised 7 2243 illustration 4 Unbolt the CV axle from the differential all Drvr Side Differential Drop Using the proper tool carefully separate the up Bracket Install per ball joint from the knuckle Loosen but DO NOT remove the retaining nut from the upper ball joint Support the lower control arm with a jack and unbolt the lower strut mounting bolts from the lower control arm mount Unbolt the lower control arm retaining bolts Unbolt the previously loosened upper ball joint retaining nut and remove the lower control arm knuckle and CV axle assembly from the vehicle Remove the clips that hold the ABS wire to the upper strut mounting studs Unbolt the nuts on the upper strut mounting OE W o studs Carefully remove the strut from the vehi Hardware cle Unbolt the front driveshaft from the differential and secure it out of the way of the work area the brake line or damage may result Save the hardware for reuse 12 Mark the orientation of the sway bar and remove 22 Unplug the differential wiring harness clips and it from the vehicle vent tube 13 Unbolt and remove the sway bar end links from 23 Remove the factory rear crossmember support the vehicle brace from the vehicle and discard See ILLUS TRATION 1 support the differen
5. abrasive cutoff wheel Sawz all etc cut the ends along the previously marked line Be sure the cut is made straight and square or else the 78 Insert from the top and secure the tie rod end to jam nut will not hold it s torque properly the knuckle and torque to factory specifications Be sure to clean the threads and use thread 7 Reinstall the outer tie rod ends onto the inner tie rod ends Thread them on as far as they will go with the stud facing down 76 Install the supplied 16mm jam nuts onto the 18 Illustration 17 Skid Plate Install 91 9456 79 80 81 82 83 84 locking compound on the tie rod end nut Install the sway bar drop brackets 91 3632 drvr and 91 3635 pass to the original sway bar mounting holes in the frame angled toward the rear of the vehicle using the supplied 10mm 1 5 X 30mm bolts and hardware See ILLUSTRATION 15 Using the previously made sway bar orientation markings as a guide flip the sway bar 180 de grees and reinstall it to the sway bar drop brackets using the supplied 7 16 X 2 1 2 bolts and hardware for 2007 2009 models or the previously removed OE bolts and 10mm flat washers and 10mm nuts for 2010 2012 models Leave hardware loose at this time See ILLUSTRATION 15 Install the previously removed OE sway bar end links into their original location on the lower A arms See ILLUSTRATION 15 Reconnect the sway bar end links to the sway bar Torque the sway
6. 1 2 GR 8 STOVER NUT 1 2 SAE HARDENED FLAT WASHER COMPRESSION STRUT NUT PLATE COMPRESSION STRUT MOUNT HARDWARE PACK Compression Struts COMPRESSION STRUT BUSHING SLEEVE COMPRESSION STRUT Box 4 of 6 PN 51014B 4 FRONT CROSSMEMBER HARDWARE PACK Crossmember 5 8 11 x 4 1 2 HEX BOLT GR 8 5 8 11 X 5 1 2 BOLT GR 8 5 8 11 STOVER NUT Qty nN ha A IN E ANNE Illus 16 16 16 16 16 16 16 16 16 10 10 10 51014B 51015B Revised 7 22 13 Page 14 18 18 18 18 18 18 18 18 18 12 14 14 14 Part 73 06200030 90 6498 71 10030125 1000 73 01010930 72 043100816 70 0432501800 72 043100816 73 04300034 91 3632 91 3635 90 7734 90 7735 90 6517 70 03 13751800 73 03100830 72 031100816 70 0251001800 73 02500830 72 025100816 Not used Not used Not used Not used 90 6515 15 11148 90 2108 90 6941 91 9489 91 3692 90 6942 90 9496 72 025100512 72 025 100512 13127 1 90 3825 97 380 8337 1 98 00250 1 98 00250 2 Description 5 8 SAE FLAT WASHER HARDWARE PACK Sway Bar Drop 10mm 1 5 X 30mm 10 9 HEX BOLT 10mm 10 9 FLAT WASHER 10mm STOVER NUT 7 16 14 X 2 1 2 GR 8 HEX BOLT 7 16 14 STOVER NUT 7 16 SAE FLAT WASHER SWAY BAR DROP Drvr SWAY BAR DROP Pass FRONT BRAKE LINE DROP BRACKET Drvr FRONT BRAKE LINE DROP BRACKET Pass HARDWARE PACK Brake Line Bracket 5 16 X 1 GR 8 HEX BOLT 5 16 FLAT WASHER 5 16 GR 8 STOVER
7. 8 7 16 14 STOVER NUT 7 16 SAE FLAT WASHER GR 8 M10 1 5 X 60 HEX BOLT GR 10 9 MIO USS FLAT WASHER 5 16 REAR SPRING SPACER 4 4 8 PANNE pa IN II RK OOD NN jm QNO i 51014B 51015B Illus 19 19 19 19 4 8 5 8 20 17 17 17 11 oo oo AAD Revised 7 22 13 Page 21 21 21 21 11 13 11 13 22 19 19 19 14 13 13 13 12 12 12 13 12 12 13 12 13 12 13 10 10 10 10 21 Part 4 90 4570 90 4571 90 6522 90 3240 90 6439 160FNFEJZ 90 6709 90 3950 90 4573 90 4574 90 6522 90 3240 90 6439 160FNFJZ 90 6709 90 3950 91 9490 91 2319 90 6234 70 0501251800 70 0504001800 72 050100816 73 05000034 90 3353 91 1104 90 6263 15 11148 90 2109 91 3684 90 6284 70 0624501800 70 0625501800 72 06200100512 Box 2 of 6 PN 51014B 2 Description KNUCKLE Drvr KNUCKLE Pass HARDWARE PACK Adel Clamps ADEL CLAMP HARDWARE PACK Tie Rod Jam Nut 16mm 1 5 HEX JAM NUT HARDWARE PACK Spare Tire Wheel Spacer SPARE TIRE WHEEL SPACER Or Box 2 of 6 PN 51015B 2 KNUCKLE Drvr KNUCKLE Pass HARDWARE PACK Adel Clamps ADEL CLAMP HARDWARE PACK Tie Rod Jam Nut 16mm 1 5 HEX JAM NUT HARDWARE PACK Spare Tire Wheel Spacer SPARE TIRE WHEEL SPACER Box 3 of 6 PN 51014B 3 REAR CROSSMEMBER COMPRESSION STRUTS HARDWARE PACK Compression Strut 1 2 X 1 1 4 GR 8 HEX BOLT 1 2 X A GR 8 HEX BOLT
8. Install the front differential tabs 91 9489 from hardware pack 90 6941 to the upper holes in the welded mounting tabs on the front cross member using the supplied 5 16 X 1 bolts and hardware See ILLUSTRATION 8 NOTE Be sure to bolt the tabs 90 3691 to the outside of the welded crossmember mounting tabs 40 Secure the diff mount tabs to the front differen tial support bracket 91 3692 using the using the 9 16 X 4 bolt and hardware 41 Install the rear crossmember 91 9490 into the gt CA 2 Vj J 4 dl 8 t 95 UI DK V NO A e MA YAY N Cp WI 2 UA AN N LAC 91 9490 Rear Crossmember Rear Crossmember rear mounting pockets using the OE bolts See ILLUSTRATION 9 NOTE Be sure to check for clearance against the frame 42 Reinstall the front driveshaft to the front differ ential using the previously removed OE hard ware 43 Reattach the wiring harness wiring clips and the vent tube to the differential IMPORTANT Secure the vacuum line out of the way of the steering rack NOTE The differential vent tube may need to be carefully pulled down to provide more slack for it s new mounting position 44 Unbolt the CV axle retaining nut and remove the CV axle from the OE knuckle 51014B 51015B Revised 7 22 13 S BU MES AN QN OW A i Ql NG Roni M dd a PS Se A il N NA mE TA 71 AM xod 2
9. S 2 WT FF 7 A a N 5 8 X 4 1 2 Bolt Illustration 10 Lower A Arm Install 45 Separate the knuckle from the lower control arm and remove the OE knuckle 46 Disassemble the OE knuckle on your work bench remove the bearing hub assembly from the OE knuckle by removing the OE bolts Save the mounting bolts bearing and dust shield for re use Discard the OE knuckles 47 Reassemble the bearing hub and brake dust shields into the new Pro Comp steering knuckle For kit 51014B 90 4570 Drvr and 90 4571 Pass For kit 51015B 90 4573 Drvr and 90 4574 Make sure that the ABS wiring is ori ented in exactly the same position as it came from the OE knuckle and out of the way of the tire NOTE The OE aluminum knuckles come equipped with a spacer plates The spacer plates will not be reinstalled to new knuckles 10mm X 60mm Bolts 6 Outer CV an NR Axle D JI m 4WD ONLY 90 4077 CV Spacer 51014B 51015B Revised 7 22 13 7A6 Illustration 12 1 2 X 23 47 Hardware Coil Over Install Pon Be Sure the ye mk T Tes e Coil Over Location Y ED E a X ount Tab is 2 VI Facing Out K d 21 91 3712 Coil Over Spacer 91 3956 Coil Over Mount 91 3712 f P4 Pp ey fe pi N 7 NN 00 Coil Over Shock 24000 Coil Over Shock Pd Qu EXAM 7 6 Illustration 13 Hardware Strut Spacer Install gt Be Sure the
10. 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 51014B 51015B Revised 7 22 13 Part Description Qty Illus Page 90 3010 COIL OVER WRENCH LARGE 1 90 3011 COIL OVER WRENCH SMALL 1 90 6318 HARDWARE PACK Coil Over Mount 1 70 050275 1800 1 2 13 X 2 3 4 BOLT 2 12 15 73 05000830 1 2 SAE FLATWASHER ZINC 4 12 15 72 0501008 16 1 2 13 UNITORQUE NUT GR CZ 2 12 15 91 3712 COIL OVER MOUNT Upper Bracket 1 12 15 ZX2001 PRO RUNNER MONOTUBE SHOCK 1 Optional Equipment Available from your Pro Comp Distributor 51246 2007 2009 amp 2014 Driveshaft 37 8 Long 51247 2010 2013 Driveshaft 36 8 Long Also check out our outstanding selection of Pro tires to compliment your new installation e On some vehicles the driver s side OE chassis wire harness that connects to the ABS wire may be shorter from the factory than others If the line needs to be extended GM 19149296 ACD PT2232 can be installed into the chassis wire harness e Front end and head light realignment is necessary e Speedometer and ABS recalibration will be necessary if larger tires 10 more than stock diame ter are installed Due to differences in manufacturing dimensions and inflated measurements tire and wheel combinations should be test fit prior to installation Tire and wheel choice is crucial in assuring proper fit performance and the safety of your Pro Comp equipped vehicle For this appl
11. 6939 70 0371001800 73 03700042 90 6940 90 9487 90 9488 90 4077 90 6513 70 03 11001800 72 031100816 73 04300034 90 6514 70 0501751800 72 050100816 73 05000034 90 6251 70 0564001800 70 0561751800 72 056100816 73 05600034 73 05600034 70 0563001800 72 056100816 73 05600034 71 10060125 1000 73 01008840 90 3957 Box 1 of 6 PN 51014B 1 Description Qty REAR AXLE BRAKE LINE RELOCATION BRACKET 1 HARDWARE PACK Rear Brake Line 5 16 X 1 GR 5 HEX BOLT 5 16 NYLOCK NUT 5 16 SAE FLAT WASHER 9 16 U BOLT HARDWARE PACK U Bolts 9 16 FLAT WASHER 9 16 HIGHNUT 5 REAR LIFT BLOCK DIFF MOUNT Drvr 4WD only DIFF MOUNT Pass 4WD only REAR BUMP STOP SPACER HARDWARE PACK Bump Stop Spacer 10mm 1 5 X 75mm HEX BOLT SKID PLATE HARDWARE PACK Skid Plate 3 8 16 X 1 HEX BOLT GR 8 3 8 SAE FLAT WASHER GR 8 HARDWARE PACK Skid Plate Spacer OE SKID PLATE SPACER ROUND OE SKID PLATE SPACER CV SPACER 4WD only gt gt 2 HARDWARE PACK Diff Mount Drvr Crossmember 4WD only 1 5 16 18 X 1 HEX BOLT GR 5 16 18 NYLOCK NUT 5 16 SAE FLAT WASHER GR 8 HARDWARE PACK Diff Mount Drvr 4WD only 1 2 13 X 1 3 4 HEX BOLT GR 8 1 2 13 STOVER NUT 1 2 SAE FLAT WASHER GR 8 HARDWARE PACK Differential 4WD only 9 16 12 X 4 HEX BOLT GR 8 9 16 12 X 1 3 4 HEX BOLT GR 8 9 16 12 STOVER NUT 9 16 SAE FLAT WASHER GR 8 9 16 HARDENED FLAT WASHER 7 16 14 X 3 HEX BOLT GR
12. Spacers 91 3957 5 Lift Block PN 95 501 Front of vehicle Illustration 20 Rear Leaf Spring Assembly 91 2645 Bump Stop Extension OEBump Stop 10mm X 75mm Allen Head Bolt ADD A LEAF 13127 1 INSTALLATION NOTE In order to properly install the add a leaf spring it will be necessary to contain the elasticity in the leaf spring with clamps when the center bolt is removed Some springs have a factory helper spring consisting of one or more flat leaves installed at the bottom of the leaf pack DO NOT install the add a leaf spring in or below the helper spring 8 Hold the spring assembly securely together with clamp If necessary remove any spring leaf alignment clamps Remove the spring center bolt A hammer and drift punch may be used to drive it out if necessary Carefully remove C clamps and lay unassem bled leaves aside NOTE Add a leaf will be placed in the spring assembly progressively according to length For example if the existing leaves are 32 long and 25 long and the add a leaf is 28 long place the add a leaf between the ex isting leaves 10 Apply a small amount of grease to the end of 22 12 13 14 I 16 17 51014B 51015B Revised 7 22 13 the add a leaf place it in the spring assembly as described in the note above and reassemble the leaf springs using the C clamps Insert the new center bolt 97 380
13. and hardware from pack 90 6299 NOTE Be sure that the metal lines do not rub or contact the rear end housing Bolt the OE rear bumps stop and supplied 18 19 20 bump stop spacer 91 2645 to the original frame mounting position using the supplied 10mm X 75mm Allen head bolt and washer See ILLUSTRATION 20 Before installing your new Pro Comp shock absorbers it is necessary that you check for adequate clearance Temporarily install your Pro Comp shocks 928001 MX6098 or ZX2001 into the shock mounts Carefully check for clearance issues If there are areas that come in contact with or are very close to your new shocks carefully remove sufficient material to ensure trouble free operation Pay particular attention to the area around the lower shock mount When all clearance issues have been resolved install your new Pro Comp shock absorbers and recheck all fasteners for proper installation and torque You can install the MX6 or ZX shocks either shaft up or shaft down Install your wheels and tires and lower the ve hicle to the ground NOTE Remove OE rotor drum retaining clips from wheel studs before installing the wheels After installation is complete double check that all nuts and bolts are tight Refer to the chart at the end of this document for torque specifica tions Do not retighten nuts and bolts where thread locking compound was used NOTES On completion of the installation have the suspensi
14. and the 2 per side 5 16 spacer plate 91 3957 under the factory overload spring Torque the center bolt nut to 20 ft Ibs With a hacksaw cut the center bolt even with the top of the nut NOTE The short side of the spacer will face toward the front of the vehicle Loosely assemble the complete spring assem blies into their respective axle mounts As shown in ILLUSTRATION 19 place the 5 95 501 blocks in position Make sure the pin in the block is in the hole of the axle hous ing spring pad The short end of the block goes toward the front of the vehicle Install the block so the pinion moves up NOTE The block pin may need to be ground down so that the block sits flat on the perch if you are not installing traction bars at this time Install the new U bolts 13 90087 over the leaf spring assembly and using the new washers and nuts supplied along with the existing spring plates torque the U bolt nuts to 105 ft Ibs See Illustration 19 Repeat these steps on the other side of the vehi cle Reattach the emergency brake line hanger to the frame rail using the previously removed OE bolt Bolt the rear brake line extension bracket 90 3341 to the rear axle differential housing using the previously removed OE bolt Carefully rotate the rubber brake line factory bracket assembly toward the rear of the vehicle and bolt it to the newly installed extension bracket 90 3341 using the supplied 5 16 X 1 bolt
15. assured that we will make it right The Pro Comp Promise covers all suspension products including shocks and steering stabilizers Buy Pro Comp Suspension today and enjoy it for the rest of your life That s our Pro Comp Promise Notice to Owner Operator Dealer and Installer Vehicles that have been enhanced for off road performance often have unique handling characteristics due to the higher center of gravity and larger tires This vehicle may handle react and stop differently than many passenger cars or unmodi fied vehicles both on and off road You must drive your vehicle safely Extreme care should always be taken to prevent ve hicle rollover or loss of control which can result in serious injury or even death Always avoid sudden sharp turns or abrupt maneuvers and allow more time and distance for braking Pro Comp reminds you to fasten your seat belts at all times and reduce speed We will gladly answer any questions concerning the design function maintenance and correct use of our products Please make sure that the Dealer Installer explains and delivers all warning notices warranty forms and instruction sheets included with Pro Comp product Warranty and Return Policy Pro Comp warranties its full line of products to be free from defects in workmanship and materials for the life of the product Pro Comp s obligation under this warranty is limited to repair or replacement at Pro Comp s option of the defective product Any and all c
16. bar hardware according to the torque chart on page 24 Install the bushings 15 11148 and sleeves 90 2109 from hardware pack 90 6263 into the compression struts 91 2319 19 90 9 92 93 94 51014B 51015B Revised 7 22 13 On 4WD models Using the existing outer holes attach the compression strut mounts 91 1104 to the transmission crossmember Use the supplied 1 2 X 1 1 2 bolt and nut plate 90 3353 to secure the mounts to the cross member See ILLUSTRATION 16 On 2WD models Rotate the compression strut up to contact the transmission crossmember Use the bracket as a template and scribe the outline of the mount on the transmission cross member See ILLUSTRATIONS 16 Carefully lower the compression strut from the transmission crossmember Unbolt the compression strut mount 91 1104 from the compression strut See ILLUSTRA TIONS 16 Using the previously scribed locating marks on the transmission crossmember as a guide place the compression strut mount inside the locating marks Mark the hole for drilling See ILLUS TRATIONS 16 Center punch and drill out the previously ap plied mark in the transmission crossmember to 7 16 See ILLUSTRATIONS 16 Secure the compression strut mount 91 1104 to the drilled hole in the transmission cross member using the supplied 7 16 X 1 1 4 bolt and nut plate 90 3553 See ILLUSTRATION 16 2WD and 4WD models Rotate the co
17. 1 90 6318 70 0502751800 73 05000830 72 050100816 91 3712 MX6098 Box 6 of 6 PN 51007B 6 Description Qty Illus ES 9000 SHOCK 2 STRUT SPACER 2 13 HARDWARE PACK Spacer Mount 1 7 16 20 GR 8 PLATED HEX NUT 6 13 7 16 SAE FLATWASHER ZINC 6 13 7 16 SPLIT LOCK WASHER 6 13 Or Box 6 of 7 PN 51007BMX 6 COIL OVER 1 12 HARDWARE PACK Spacer Mount 1 7 16 X 2 1 2 GR 8 HEX BOLT 2 12 7 16 SAE FLATWASHER ZINC 4 12 7 16 STOVER NUT 2 12 HARDWARE PACK Coil over mounting spacers 1 UPPER SPACERS 10 Mono Ball Spacer 4 12 COIL OVER MOUNT Upper Bracket 1 12 HARDWARE PACK Spacer Mount 1 7 16 20 GR 8 PLATED HEX NUT 6 12 7 16 SAE FLATWASHER ZINC 6 12 7 16 SPLIT LOCK WASHER 6 12 MX6 SHOCKS 1 HARDWARE PACK Coil Over Spacer 1 1 4 Spacer 2 12 Box 7 of 7 PN 51007BMX 7 COIL OVER 1 12 HARDWARE PACK Spacer Mount 1 7 16 X 2 1 2 GR 8 HEX BOLT 2 12 7 16 SAE FLATWASHER ZINC 4 12 7 16 STOVER NUT 2 12 COIL OVER WRENCH LARGE 1 COIL OVER WRENCH SMALL 1 HARDWARE PACK Coil Over Mount 1 1 2 13 X 2 3 4 BOLT 2 12 1 2 SAE FLATW ASHER ZINC 4 12 1 2 13 UNITORQUE NUT GR CZ 2 12 COIL OVER MOUNT Upper Bracket 1 12 MX6 SHOCKS 1 51014B 51015B Revised 7 22 13 Page 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 15 Part 4 ZX2001 91 2614 90 6317 72 043200810 73 04300830 73 04300836 ZX2002 1 90 4449 ZX2001 91 2614 90 6317 72 0432008 10
18. 400 W Artesia Blvd ns Latest Revision Fax 310 747 3912 7 22 2013 Ph 1 800 776 0767 E Mail info procompusa com Website www procompusa com off road driven PRO COMP SUSPENSION Important On some vehicles the driver s side OE chassis wire harness that connects to the ABS wire may be shorter from the factory than others If the line needs to be extended GM 19149296 ACD PT2232 can be installed into the chassis wire harness IMPORTANT This system is designed for installation on both 4WD and 2WD models For instal lation on 2WD models disregard any and all steps involving the front differential amp mounts frame cutting front driveshaft and C V shaft removal or installation Part K1154B K1154BMX Part K1155B K1155BMX K1154BP K1154BPS K1154BPX K1155BP K1155BPS K1155BPX 21014B 51014BMX 51015B 51015BMX 51014BP 51014BPS 51014BPX 51015BP 51015BPS 51015BPX 6 2014 amp Up Chevrolet 6 2014 amp Up Chevrolet Silverado 4WD 2WD Lift Kit W Aluminum Knuckles Silverado 4WD 2WD Lift Kit W Steel Knuckles This document contains very important information that includes warranty information and instructions for resolving problems you may encounter Please keep it in the vehicle as a permanent record Part 4 90 3341 90 6299 70 0311001500 72 03100100512 73 03100030 13 90087 20 65302 13 30330 13 10423 95 501 91 9480 91 9483 91 2645 90 6521 70 0311001800 91 9456 90
19. 73 04300830 73 04300836 624000 90 6327 72 0432501800 73 04300830 73 04300816 90 6492 90 2433 91 3712 90 6317 72 0432008 10 73 04300830 73 04300836 ZX2001 90 6587 90 3956 624000 90 6327 72 0432501800 73 04300830 73 04300816 Box 6 of 6 PN 51007BPS 6 Description Qty Illus PRO RUNNER MONOTUBE SHOCK 2 STRUT SPACER 2 13 HARDWARE PACK Spacer Mount 1 7 16 20 GR 5 PLATED HEX NUT 6 13 7 16 SAE FLATW ASHER ZINC 6 13 7 16 SPLIT LOCK WASHER 6 13 Box 6 of 6 PN ZX2002 x2 MONOTUBE SHOCK 1 SPRING SEAT 1 Box 6 of 6 PN 51007BP 6 PRO RUNNER MONOTUBE SHOCK 2 STRUT SPACER 2 13 HARDWARE PACK Spacer Mount 1 7 16 20 GR 8 PLATED HEX NUT 6 13 7 16 SAE FLATW ASHER ZINC 6 13 7 16 SPLIT LOCK WASHER 6 13 Box 6 of 7 PN 51007BPX 6 COIL OVER 1 12 HARDWARE PACK Spacer Mount 1 7 16 X 2 1 2 GR 8 HEX BOLT 2 12 7 16 SAE FLATWASHER ZINC 4 12 7 16 STOVER NUT 2 12 HARDWARE PACK Coil over mounting spacers 1 UPPER SPACERS 10 Mono Ball Spacer 4 12 COIL OVER MOUNT Upper Bracket 1 12 HARDWARE PACK Spacer Mount 1 7 16 20 GR 8 PLATED HEX NUT 6 12 7 16 SAE FLATW ASHER ZINC 6 12 7 16 SPLIT LOCK WASHER 6 12 PRO RUNNER MONOTUBE SHOCK 1 HARDWARE PACK Coil Over Spacer 1 1 4 Spacer 2 12 Box 7 of 7 PN 51007BPX 7 COIL OVER 1 12 HARDWARE PACK Spacer Mount 1 7 16 X 2 1 2 GR 5 HEX BOLT 2 12 7 16 SAE FLATWASHER ZINC 4 12 7 16 STOVER NUT 2 12 6 51014B 51015B Revised 7 22 13 Page 15 15
20. 91 3712 with the supplied 1 2 X 2 3 4 hard ware from hardware pack 90 6318 56 Install the 1 4 spacer 91 3956 onto the upper coil over mount upper bracket studs See IL LUSTRATION 12 NOTE Be sure that the locating tab on the coil spacer is facing toward the outside of the vehi cle 57 Fasten upper bracket to the vehicle using the supplied 7 16 hardware on the top from hard ware pack 90 6317 and torque to 45 50 ft Ibs See ILLUSTRATION 12 IMPORTANT Be sure the OE wiring harness clips are reinstalled to the strut spacer studs Failure to do so may result in the wiring harnesses being damaged by the steering col umn Secure the lower coil over shock cross pin to the lower A arm using the supplied 7 16 X 2 1 2 bolts and hardware Torque according to the chart on page 24 See ILLUSTRATION 12 NOTE Supplemental instructions for MX coil over installation are located in box 51007BMX 6 51207BM X I1 59 WITH THE STRUT SPACERS attach the strut spacer 91 2614 to the top of the strut us ing the OE hardware Torque to manufacturers specifications Fit the strut and spacer assembly into the stock mounting locations Fasten using the supplied hardware on the top from hardware pack 90 6317 torque to 45 50ft Ibs See ILLUSTRA TION 5 NOTE Be sure that the locating tab on the top ring of the strut spacer is facing toward the outside of the vehicle Illustration 15 Sway Bar Drop Bracket Install
21. NUT 1 4 X 1 0 GR 8 HEX BOLT 1 4 FLAT WASHER 1 4 GR 8 NYLOCK NUT 10 24 X 3 4 PHILLIPS MACHINE SCREW 10 24 PLATED NYLOCK WASHER 10 WASHERS 8 X 3 4 HEX BOLT w loose fender washer on bolt Qty 8 oo A A A A p j 1 2 4 2 4 8 4 4 4 8 8 HARDWARE PACK Front Differential Support Bracket 4WD only 1 BUSHING DIFFERENTIAL MOUNT SLEEVE DIFFERENTIAL MOUNT 2 39 HARDWARE PACK Front Diff Mount Tabs 4WD only FRONT DIFFERENTIAL MOUNT TABS 2 1 1 2 FRONT DIFFERENTIAL SUPPORT BRACKET 4WD 1 HARDWARE PACK ABS Bracket ABS LINE RELOCATION BRACKET 1 4 SAE FLAT WASHER 1 4 NYLOCK NUT Box 5 of 6 PN 51099B 5 ADD A LEAF HARDWARE PACK Add a leaf 3 8 X 4 1 2 CENTER BOLT 3 8 CENTER BOLT LOCK NUT 2 1 2 SPRING CLAMP 2 1 2 SPRING PLATE BNW Illus 10 15 15 15 15 15 15 14 14 14 14 14 14 14 14 14 14 14 14 14 14 14 19 19 19 19 19 51014B 51015B Revised 7 22 13 Page 14 17 17 17 17 17 17 16 16 16 16 16 16 16 16 16 16 16 16 10 10 13 10 16 16 16 21 21 21 21 21 Part 4 928001 91 2614 90 6317 72 043200810 73 04300830 73 04300836 624000 90 6327 72 0432501800 73 04300830 73 04300816 90 6492 90 2433 91 3712 90 6317 72 0432008 10 73 04300830 73 04300836 MX6098 90 6587 91 3956 624000 90 6327 72 0432501800 73 04300830 73 04300816 90 3010 90 301
22. al until the case bolt heads are oriented up Carefully remove the fac tory bolts from the differential as shown in IL AM WO Hr LUSTRATION 3 ES Differential 2 Ss BS NOTE You may notice some differential A V A lANN e oil seeping from the area where the bolts are removed This is normal and not something to worry about If you do not stand the differential as di rected you will see a LOT more oil on your floor 32 Place front differential support bracket 91 3692 on the front differential as shown in IL LUSTRATION 3 Secure support bracket using the supplied 10mm X 60mm bolts and washers 7 16 X 3 bolt and hardware from pack 90 6251 Torque these fasteners to 32 ft Ibs See 4wd Differential Install Illustration 7 Front Crossmember ILLUSTRATION 3 Install 33 Install the driver side differential drop 91 9480 into the factory frame location using the OE bolts and hardware Hand tighten only ILLUSTRATION 4 34 Using the OE hardware install the passenger side differential drop 91 9483 to the factory frame location as shown in ILLUSTRATION 5 IMPORTANT The bracket is slightly ta pered The short end of the taper is oriented to ward the rear of the vehicle 35 Secure the differential to the previously installed drop brackets 91 9480 Drvr and 91 9483 Pass using the supplied hardware Snug all differen tial mounting hardware to secure the differential A location at this time bu
23. ctory than others If the line needs to be extended GM 19149296 ACD PT2232 can be installed into the chas sis wire harness 73 Reattach the ABS wiring and secure it to the top hole on the knuckle using the supplied Adel clamp and supplied OE bolt and washer See ILLUSTRATION 14 NOTE The Adel clamp has a flat side and a rounded side make sure the flat side is facing out toward the tire 74 On both sides of the vehicle loosen the jam nut and remove the outer tie rod ends and jam nuts 51014B 51015B Revised 7 22 13 Illustration 16 Compression Strut Install lt Transmission Crossmember fs ud uc AS SC op 4 90 2109 E 91 3688 Rear INES Sleeve Crossmember Compression AN 20 3 Strut Mount NN Ge ad NER 1 7 X 4 NN EN Bolt 1 2 X1 90 3353 1 2 Bolt Nut Plate 8 15 11148 Bushings b j A A N Transmission Center Punch Locating marks Compression Tool Strut Mount 2WD ONLY Transmission Crossmember N e 7 16 X 1 90 3353 i 1 4 Bolt Nut Plate 75 The inner and outer tie rod ends may need to be inner tie rods Thread the jam nut and outer tie shortened Measure in 9 16 from the end of rod ends on as far as they will go on the inner the inner tie rod end and scribe a line Measure tie rods with the stud facing down in 7 16 from the end of the outer tie rod end and scribe a line Using a suitable cutting tool
24. es do not 51014B 51015B Revised 7 22 13 rub or contact anything 69 Install the ABS line relocation bracket 90 9496 studs from the bottom into the existing holes in the rear of the upper control arm pocket Install the brake line relocation bracket 90 7734 drvr and 90 7735 pass to the ABS relocation bracket mounting studs Secure using the sup plied 1 4 washers and nuts See ILLUSTRA TION 14 70 Bolt the brake line to the previously installed brake line relocation bracket 90 7734 drvr and 90 7735 pass using the supplied 5 16 X 1 bolt See ILLUSTRATION 14 71 Reinstall the rotors and brake calipers to the new knuckle using the previously removed OE bolts Be sure to use thread locker on the caliper bracket mounting bolts Torque to factory specifications NOTE It may be necessary to carefully bend the caliper banjo fitting slightly up to pro vide adequate slack for the brake line Be very careful not to damage the banjo fitting or brake line in any way Check tightness of banjo bolt after modification 72 Route the ABS wire through the factory clips on the upper A arm Secure the ABS line to the 2 lower mounting holes in the relocation bracket 90 9496 The ABS line plastic push pin will install to one hole and the locating tab will in stall into the remaining hole See ILLUSTRA TION 14 NOTE On some vehicles the driver s side OE wire harness that connects to the ABS wire may be shorter from the fa
25. ess cracks The overall vehicle must be in excellent working condition Repair or re place all worn or damaged parts Read the instructions carefully and study the illustrations before attempting installation You may save yourself a lot of extra work Check the parts and hardware against the parts list to assure that your kit is complete Separating parts according to the areas where they will be used and placing the hardware with the brackets before you begin will save installation time Check the special equipment list and ensure the availability of these tools Secure and properly block vehicle prior to beginning installation ALWAYS wear safety glasses when using power tools or working under the vehicle 9 9 Use caution when cutting is required under the vehicle The factory undercoating is flammable Take appropriate pre cautions Have a fire extinguisher close at hand Foot pound torque readings are listed on the Torque Specifications chart at the end of the instructions These are to be used unless specifically directed otherwise Apply Loctite retaining compound where specified Please note that while every effort is made to ensure that the installation of your Pro Comp lift kit is a positive experience variations in construction and assembly in the vehi cle manufacturing process will virtually ensure that some parts may seem difficult to in stall Additionally the current trend in manufacturing of vehicles r
26. esults in a frame that is highly flexible and may shift slightly on disassembly prior to installation The use of pry bars and tapered punches for alignment is considered normal and usually does not indicate a faulty product However if you are uncertain about some aspect of the instal lation process please feel free to call our tech support department at the number listed on the cover page We do not recommend that you modify the Pro Comp parts in any way as this will void any warranty expressed or implied by the Pro Comp Suspension company SPECIAL EQUIPTMENT Please refer to your service manual for more information These tool may be purchased at your local GM dealer 1 A special removal tool is required for safe removal of the tie rods Tie rod puller J6627 A 2 A special removal tool is required for safe removal of the ball joints Ball joint separator tool J23742 You may be able to rent any of these tools at your local parts store 51014B 51015B Revised FRONT INSTALLATION 12213 1 Position your vehicle on a smooth flat hard sur face i e concrete or asphalt Block the rear NZ Illustration 1 tires and set the emergency brake Crossmember Removal 2 Measure and record the distance from the center of each wheel to the top of its fender opening Record below LF RF LR RR 3 Place the vehicle in neutral Place your floor jack under the front axle and raise the vehicle Place jack
27. ication we recommend a 17 or larger wheel not to exceed 8 in width with a maximum backspacing of 4 5 must be used Additionally a quality tire of radial design not exceeding 35 tall X 12 5 wide is also recommended Please note that the use of a 35 X 12 5 tire may require modification to the front valance Violation of these recommenda tions will not be endorsed as acceptable by Pro Comp Suspension and will void any and all warranties either written or implied 51014B 51015B Revised 7 22 13 Introduction This installation requires a professional mechanic We recommend that you have access to a factory service manual for your vehicle to assist in the disassembly and reas sembly of your vehicle It contains a wealth of detailed information Ensure that your work space is of adequate size and the work surface is level Place the vehicle in neutral Place your floor jack under the front cross member and raise vehicle Place jack stands under the frame rails behind the front wheel wells and lower the frame onto the stands Remove the jack and place the vehicle back in gear set the emer gency brake and place blocks both in front and behind the rear wheels Prior to installation carefully inspect the vehicle s steering and driveline systems paying close attention to the tie rod ends ball joints wheel bearing preload pitman and idler arm Additionally check steering to frame and suspension to frame attaching points for str
28. mpres sion struts up and secure them to the crossmem ber mounts using the supplied 1 2 X 4 bolt and hardware See ILLUSTRATION 16 NOTE The wires can be trimmed off the end of the comp strut nut plates at this time Torque compression strut hardware according to the torque chart on page 24 On both sides of the vehicle check the routing of the brake lines and the ABS wire harnesses There must be no pinching rubbing or stretching of either component Use zip ties to secure these items to the steering components At full droop cycle the steering from lock to lock while observing the reaction of these components Reposition them if needed 51014B 51015B Revised 7 2213 Illustration 18 97 Install the skid plate 91 9486 to the OE Skid Plate Trim Pic mounting holes on the front and rear cross members using the supplied 3 8 X 1 bolts and hardware See ILLUSTRATION 17 98 Reinstall the OE skid plate using the previously removed OE bolts and provided spacers 90 9487 and 90 9488 NOTE The OE skid plate will need to be trimmed in order to be rein stalled See ILUSTRATION 18 99 Lower the vehicle to the ground Torque the lug nuts according to the wheel manufacturers recommendations 100 With the truck on the ground torque the lower A arm bolts according to the torque chart on page 24 101 Center the steering wheel and lock it in place Set the toe by adjusting the tie rod ends properly IMPORTANT If
29. ocompusa com PLACE Website www procompusa com WARRANTY REGISTRATION Fax 310 747 3912 NUMBER Ph 1 800 776 0767 26 mu HERE
30. on and headlights re aligned After 100 miles recheck for proper torque on all newly installed hard ware Recheck all hardware for tightness after off road use If upon completion the vehicle sit higher than desired height can be taken out by re moving one of the 5 16 spacers from the rear spring pack 23 51014B 51015B Revised 7 22 13 51014B 51015B Revised 7 22 13 Final notes 1 If new tires are installed that are more than 10 taller than original tires the speedometer must be recalibrated for the rear wheel anti lock brake system to function properly Contact an authorized GM dealer for details on recalibration 2 With vehicle on the floor cycle the steering from lock to lock and inspect the steering suspension and driveline systems for proper operation tightness and adequate clearance Recheck brake hose fittings for leaks Be sure all brake lines are long enough for safe operation 3 Have headlights readjusted to the proper settings Realign front end to factory specifications Be sure the vehicle is at the desired ride height prior to realignment 5 Recheck ALL fasteners at 100 miles to make sure they have not come loose Due to the additional wear and tear created by larger tires and wheels we recommend that you periodically check the suspension system and steering components to ensure service life and safe vehicle operation Bolt Torque and ID Decimal System Metric Sy stem All Torques in Ft Lbs
31. osts of removal installation freight or incidental or consequential damages are expressly excluded from this warranty Pro Comp is not responsible for damages and or warranty of other vehicle parts related or non related to the in stallation of Pro Comp product A consumer who makes the decision to modify his vehicle with aftermarket components of any kind will assume all risk and responsibility for potential damages incurred as a result of their chosen modifications War ranty coverage does not include consumer opinions regarding ride comfort fitment and design Warranty claims can be made directly with Pro Comp or at any factory authorized Pro Comp dealer IMPORTANT To validate the warranty on this purchase please be sure to mail in the warranty card Claims not covered under warranty Parts subject to normal wear this includes bushings bump stops ball joints tie rod ends and heim joints Finish after 90 days Damage caused as a result of not following recommendations or requirements called out in the installation manuals Pro Comp MX Series coil over shocks are considered a serviceable shock with a one year warranty against leakage only Rebuild service and replacement parts will be available and sold separately by Pro Comp Contact Pro Comp for specific service charges Pro Comp accepts no responsibility tor any altered product improper installation lack of or improper main tenance or improper use of our products E Mail info pr
32. stands under the frame rails and lower the frame onto the stands Remove the jack and place the vehicle back in gear set the emergency brake and place blocks both in front and behind the rear wheels 4 Remove the front wheels from the vehicle Unbolt and remove the OE skid plate Save hardware for reinstallation NOTE Be very careful to not damage the 6 Unclip the ABS bracket from coil bucket and A acs id way during it s removal arm Unplug the ABS connector rom ine bracket 9 Unbolt the brake line bracket from the upper A 7 Unbolt the ABS strap from the steering knuckle ann Secure the ABS wire out of the work area Dis card the bracket 10 Using the proper tool carefully separate the 8 Using pliers carefully open the a arm brake line outer tie rod end from the knuckle retaining bracket Remove the rubber brake 11 Remove the brake caliper and caliper bracket hose from the bracket Using a cut off wheel assembly and the rotor Secure them clear from cut the bracket at the bend the work area DO NOT let the caliper hang by Illustration 2a Frame Cut Picture Passenger Side Rear e e Pi Driver Side Rear Won Lower Control Arm Lower Control Arm Mounting Pocket Mounting Pocket AWD ONLY M ountmg rocke 51014B 51015B Revised 22 13 Illustration 2b Front Differential Case Trim Front Differential Support Bracket Install Ll 4 7 16 X 3 Bolt NA QN J Nel
33. t DO NOT torque at this 90 3684 Front NN time See ILLUSTRATIONS 6 Crossmember ar 36 Check clearance between the differential and the trimmed area of the frame If needed remove 37 38 Illustration 8 Front Differential Mount Tab Install 51014B 51015B Revised 7 22 13 Mount to Upper 9 16 X E Holes In Front Cross Bolt Se member Mount Tabs 191 9489 Front Diff Mount Tab 9 16 X 4 N Z ANN E hmi XN d 5 16 xr Bolt 4WD ONLY more material until adequate clearance is achieved After verifying there is an adequate amount of clearance thoroughly clean and paint the trimmed areas with a good quality paint to pre vent rust Install the front crossmember 91 3684 into the front mounting pockets by sliding one end of the crossmenber into the driver side mounting pocket from the outside Push the installed end of the crossmember as far as it will go to the passenger side in the mounting pocket Swing the crossmember up into the passenger side pocket Center the crossmember in the mount ing pockets and secure using the OE bolts See ILLUSTRATION 7 NOTE DO NOT cut the front crossmem 13 15 16 X 1X1 gt Front Diff Mount Tab 35 16 X 1 ber frame mounting pockets NOTE On 2WD model sandwich the lower mounting portion of the skid plate in be tween the frame and the front crossmember 39
34. the steering wheel and front wheels are not centered properly it will trigger the anti lock brake and traction control warning lights 102 Lock the outer tie rod ends by tighten ing the 16mm jam nuts 103 Recheck all hardware for proper instal lation and torque at this time 95 On n vehicles the pel side OE har IMPORTANT BE SURE TO BRING ness that connects to the M Md THE VEHICLE IMMEDIATELY TO A REPU shorter from the factory than others If the line j TABLE ALI ENT SHOP TO BE ALIGNED needs to be extended GM 19149296 uid ACD PT2232 can be installed into the chassis wire harness Check the harness at full droop if NOTES it is too tight it may cause the ABS light to acti vate On completion of the installation have the suspension and headlights re aligned 96 With the front wheels installed cycle the steer ing from lock to lock to check to make sure the After 100 miles recheck for proper torque on front wheels have enough clearance in the all newly installed hardware wheel well If the wheel contacts the front or Recheck all hardware for tightness after off rear of the wheel well some trimming will be road use necessary Check the caliper banjo fitting to ensure the line has the proper amount of slack NOTE Remove OE rotor drum retaining clips from wheel studs before installing the wheels 20 Rear Leaf Spring Assembly REAR INSTALLATION Raise the rear of the truck enough for
35. the tires to clear the ground and use jack stands on the frame to support the truck Remove the rear tires and wheels Carefully remove the OE shock absorbers It may be necessary to raise the differential hous ing slightly to facilitate their removal Unbolt the OE bump stops from the frame Save the bump stops for reuse Unbolt the driver side emergency brake line hanger from the frame rail Save the OE bolt for reuse Illustration 19 13 90087 U Bolts High Nuts and Washers PN 20 65302 51014B 51015B Revised 7 22 13 Unclip the rubber ABS line from the frame rails Unbolt the rear brake line bracket from the rear axle differential housing Save the OE bolt for reuse One side at a time support the differential housing on the side being modified Remove the U bolts from that axle end and discard Carefully lower the differential away from the OE springs Remove and discard the OE riser block from its mount pad Take careful note of the position of the factory spring packs Install the add a leaf 13127 1 in the factory spring pack above a leaf that is shorter and below one that is longer than the new one Follow the enclosed instructions Depending on your truck this may fall in a spot other than shown Helper leaf assembly Do not install in or below this assembly 5 16 Rear
36. tial with jack unbolt the driver and passenger side mounts 2 per side Carefully remove the differential from the vehicle 91 9483 Pass LB Diff Drop 8 f E On the driver side measure out from the edge of Bracket N Em ur d fo the rear factory crossmember brace mount ap P Y proximately 3 1 2 and scribe a line See IL LUSTRATION 2a On the passenger side measure out from the edge of the rear factory crossmember brace mount approximately 3 and scribe a line See ILLUSTRATION 2a Referring to ILLUSTRATION 2b mark the driver side fin portion of the front differential This fin area will need to be trimmed to provide adequate clearance once the differential is rein Illustration 5 stalled 4wd Pass Side Differential Drop Install Using a suitable cutting tool abrasive cutoff wheel Sawz all etc carefully trim off the 51014B 51015B Revised 7 22 13 Illustration 6 marked fin area Do not cut into the housing K INA See ILLUSTRATION 2b 29 Using a suitable cutting tool abrasive cutoff wheel Sawz all etc cut the frame along the P E YN i previously marked lines as shown in ILLUS Drvr Diff l uo Sp fi TRATION 2 Drop e X Bracket J 30 Assemble the front differential support bracket 91 3692 using the supplied bushings 15 11148 and sleeves 90 2108 from hardware pack 90 6515 See ILLUSTRATION 3 3 Rotate the front differenti
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