Summary of Contents for Air Lift LoadLifter 5000 Series
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Installation Guide S E R I E S 2001-10 Chevrolet/GMC 2500/3500 Kits 57275 | 88275 | 89275 Watch the video For maximum effectiveness and safety, please read these instructions completely before proceeding with installation. Info on next page Failure to read these instructions can result in an incorrect installation. MN-1047 •...
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IDENTIFYING THE DIFFERENCES BETWEEN KITS Should you need to contact Air Lift customer service, you will need to know which kit you are inquiring about: standard LoadLifter 5000, LoadLifter 5000 Ultimate or LoadLifter 5000 Ultimate Plus. The kits are easily identifiable by looking at the roll plates and air lines.
LoadLifter 5000 Series Installation Diagram 2500 HD model, driver’s side shown *The 3500 model has a different style strike plate. J OR V L, only on 2500 HD model U, only on 2500 HD model Small weld nut bracket must be removed. Only on 2500 HD model.
HH* 21709 Fill valve with cap & nut ........2 21813 PTC to AN adapter fitting ........2 20084 Air line assembly ..........1 Missing or damaged parts? Call Air Lift customer Missing or damaged parts? Call Air Lift customer STOP! service at (800) 248-0892 for a replacement part.
LoadLifter 5000 Series Introduction The purpose of this publication is to assist with the installation and maintenance of the LoadLifter 5000 Ultimate air spring kits. All LoadLifter 5000 Ultimate kits utilize sturdy, reinforced, commercial-grade single or double, depending on the kit, convolute bellows. They also incorporate an internal jounce bumper.
LoadLifter 5000 Series Installing the LoadLifter 5000 Series System GETTING STARTED Your vehicle may be equipped with a rear brake proportioning valve. Any type of load assist product could affect brake performance. We recommend that you check with your dealer before installing this type of product. If your vehicle DOES NOT have a rear brake proportioning valve or is equipped with an anti-lock type brake system, installation of a load assist product will have NO EFFECT on brake performance.
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LoadLifter 5000 Series 4. Driver’s side only: Insert a 5/16” bolt (O) into the small hole on the lower bracket (B) before attaching the lower bracket to the air spring assembly (Fig. 3). 5. 2500 HD models only: Install a 3/8” bolt (U) and lock nut (L) through the hole in the lower bracket (Fig.
LoadLifter 5000 Series REMOVING THE JOUNCE BUMPER AND POSITIONING THE ASSEMBLY ON THE AXLE 1. Remove both jounce bumpers under the frame rail and discard. On the 2500 HD models only, the driver’s (left) side of the axle may have a small bracket NOTE with a nut that has nothing attached to it.
LoadLifter 5000 Series ATTACHING THE UPPER BRACKET 1. The elbow fitting points toward the rear of the vehicle on the driver’s (left) side and toward the front of the vehicle on the passenger’s (right) side. 2. Insert two 3/8” bolts (H) and flat washers (J) through the existing jounce bumper holes and through the slotted holes in the upper bracket (Fig.
LoadLifter 5000 Series 4. Attach the axle strap (F) to both lower bracket carriage bolts using two flat washers (J) and two nylon lock nuts (L). Torque evenly to 16 lb.-ft. (22Nm) (Fig. 9). Axle strap (F) Flat washer (J) Nylon lock nut (L) fig.
Air line hex nut Star washer Air lines are routed from the air springs to Schrader valves. LoadLifter 5000 series air Rubber washer 5/16” (8mm) lines come in two styles: nylon and braided stainless steel. Begin by choosing locations hole for the Schrader valves and drill a 5/16”...
LoadLifter 5000 Series INSTALLING BRAIDED STAINLESS STEEL AIR LINES KEEP THE AIR LINE AWAY FROM THE FUEL LINE, BRAKE LINES AND ELECTRICAL CAUTION WIRES. 1. Use zip ties to secure Air Line Setup Without Compressor System the air line to fixed points...
GROSS VEHICLE WEIGHT RATING. Limited Warranty and Return Policy Air Lift Company provides a limited lifetime warranty to the original purchaser of its load support products, that the products will be free from defects in workmanship and materials when used...
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For calls outside the U.S. or Canada, dial (517) 322-2144. Air Lift Company • 2727 Snow Road • Lansing, MI 48917 or P.O. Box 80167 • Lansing, MI 48908-0167 Air Lift Company reserves the right to make changes and improvements to its products and publications at any time.
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