Air Lift 57275 Installation Manual Download Page 1

Page: 1 / 20

Kits 57275

88275

89275

For maximum effectiveness and safety, please read these instructions
completely before proceeding with installation.

Watch the video

Info on next page

S E R I E S

Installation
Guide

MN-1047 • (011704) • ERN 8631

Failure to read these instructions can result in an incorrect installation.

2001-10 Chevrolet/GMC 2500/3500

Summary of Contents for 57275

Page 1: ...ead these instructions completely before proceeding with installation Watch the video Info on next page S E R I E S Installation Guide TM MN 1047 011704 ERN 8631 Failure to read these instructions can...

Page 2: ...ss steel roll plates braided stainless steel air lines stainless steel air spring mounting hardware Air Lift offers two Ultimate Plus upgrade kits 52300 Braided stainless steel air line and fittings 5...

Page 3: ...g the Emergency Brake Line Bracket and Clip 9 Installing the Air Lines 10 Installing Nylon Air Lines 10 Installing Braided Stainless Steel Air Lines 11 Installing the Heat Shield 11 Before Operating 1...

Page 4: ...ig 1 H J J OR V K G L J I A J L E D C I J L F B U only on 2500 HD model P M J Q O N L only on 2500 HD model Small weld nut bracket must be removed Only on 2500 HD model The 3500 model has a different...

Page 5: ...connect PTC fitting 2 G 17203 3 8 24 x 7 8 Bolt 4 J 18444 3 8 Flat washer 23 K 18427 3 8 Lock washer 4 P 17215 3 8 24 x 3 4 Flat head screw 4 AA 20086 Air line 1 BB 10466 Zip tie 6 CC 21230 Valve cap...

Page 6: ...ORTANT SAFETY NOTICE The installation of this kit does not alter the gross vehicle weight rating GVWR or payload of the vehicle Check the vehicle s owner s manual and do not exceed the maximum load li...

Page 7: ...nds setting the jack stands as wide as possible on the axle Fig 2 2 Drop the axle or raise the frame up to make room for the assemblies to be put into position between the frame and axle ASSEMBLING TH...

Page 8: ...holes and into the square holes of the legs in the lower bracket Fig 3 7 Attach the lower bracket B to the bottom of the air spring assembly using two 3 8 flat head screws P Tighten securely fig 4 Ou...

Page 9: ...strike plate 2 With the lower bracket parallel to the strike plate hook one leg under the side of the strike plate and turn the assembly until the other leg is under the strike plate on the other sid...

Page 10: ...bracket inboard and tighten both upper bolts There should be a thumbs width between the air spring roll plate D and the leaf spring U bolt ALIGNING AND ATTACHING THE ASSEMBLY AND LOWER BRACKET 1 Brin...

Page 11: ...e brake line clip N onto the emergency brake line bracket Fig 1 10 3 Attach the clip assembly to the brake line bracket using a 5 16 bolt O two flat washers J and a nylon lock nut M Fig 1 10 4 Align t...

Page 12: ...t pull on the air line 3 Install the Schrader valve in the chosen location Fig 13 Good cut Bad cut MICHIGAN XXX XXX www MICHIGAN gov A Inside fuel tank filler door C License plate or B Inside rear whe...

Page 13: ...immed CAUTION Hex nuts Star washer Rubber washer Air Line Setup for Compressor Integration Air Line Setup Without Compressor System Vehicle body or bumper Hex nuts Flat washer Star washer Rubber washe...

Page 14: ...e cut is clean and square see Fig 12 Reinsert the air line into the push to connect fitting b Check the threaded connection by tightening the swivel fitting another half turn If it still leaks deflate...

Page 15: ...ler should review the operating instructions with the owner Be sure to provide the owner with all of the paperwork that came with the kit Overnight leak down test Recheck air pressure after the vehicl...

Page 16: ...vary depending on the state of the original suspension Operating the vehicle below the minimum air spring pressure will void the Air Lift warranty 5 When increasing load always adjust air pressure to...

Page 17: ...es include roll control bounce dive during braking and sponginess Fig 19 Tuning out these problems usually requires an increase in pressure GUIDELINES FOR ADDING AIR 1 Start with the vehicle level or...

Page 18: ...evelops Look for a kink or fold in the air line Replace any air line that has been kinked FREQUENTLY ASKED QUESTIONS Q Will installing air springs increase the weight ratings of a vehicle No Adding ai...

Page 19: ...etailer If there is a problem with the price Contact Information Mailing address P O Box 80167 Lansing MI 48908 0167 Shipping address 2727 Snow Road for returns Lansing MI 48917 Phone Toll free 800 24...

Page 20: ...d Help Contact Air Lift Company Customer Service at 800 248 0892 or email service airliftcompany com For calls outside the U S or Canada dial 517 322 2144 JJC 0417 Thank you for purchasing Air Lift Pr...