HP10005 Air Suspension Kit for GMC/Chevrolet 2500 HD/3500 2WD/4WD

This kit includes “push to connect” airline fittings. They require the end of the airline to be round, square and cleanly cut to ensure the internal seal will not leak. The airline must only be cut with a sharp razor knife or hose cutter.
PREASSEMBLY OF THE AIR SPRINGS THE UPPER PLATE
1. Place the upper roll plate (with the rounded side towards the air spring) on the top of the air spring (top being the end with the air port). Repeat on the other air spring.
2. Install the air fittings supplied into the inlet ports of the air springs, use thread sealant to prevent air leaks. The air spring ports will be installed towards the center of the vehicle. The passengers side fitting will point towards the front of the vehicle. Do not over tighten the fittings.
THE UPPER BRACKET
3. Place the drivers side upper mounting bracket on top of air spring aligning the two mounting holes as shown in the photo.
Note: The driver side bracket mounts to the air spring through the elongated holes on each side of the air inlet port cutout. The passenger side bracket mounts to the air spring through the elongated holes opposite the air inlet port cutout.
THE LOWER BRACKET
4 Install the clinch stud into the drivers side lower bracket hole, shown in the photo. This is an interference fit into the bracket. Clinch stud not required on the passengers side lower bracket. 2500 model only (3/4 ton trucks) require a 3/8" bolt and nut to be installed in both lower brackets as shown. The bolt head is installed opposite the air spring. The nut will fit inside the roll plate cavity. Tighten the nut securely.

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GT Owners Manual

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