AirLift Rear Helper Spring Kit for 2011-2015 GMC Sierra 3500 HD 2WD/4WD

Description
AirLift Rear Helper Spring Kit for 2011-2015 GMC Sierra 3500 HD 2WD/4WD

AirLift Helper Spring Kit for 2011-2015 GMC Sierra 3500 HD 2WD/4WD

Part Number: 88339

Summary:
The AirLift LoadLifter 5000 Ultimate is an air spring kit designed to work with the vehicle’s leaf springs to provide up to 5,000 pounds of load leveling capacity. This frame-mount system features air springs with an internal closed-cell urethane foam jounce bumper intended to absorb shock and prevent bottoming out. The air springs are adjustable from 5 to 100 PSI to support various load conditions.

This product is intended for load support or component replacement only and does not alter factory suspension geometry unless explicitly stated.

Features

• Leveling Capacity: Provides up to 5,000 pounds of load leveling capacity.
• Internal Jounce Bumper: Closed-cell urethane foam provides a cushion of air to absorb shock and eliminate jarring.
• Construction: Air springs are built with 2-ply fabric reinforced rubber for maximum strength.
• End Caps: Made of ultra-high-strength Zytel® nylon for corrosion resistance.
• Adjustability: Fully adjustable air pressure from 5 to 100 PSI.

Technical Specifications

Fitment

• 2011-2015 GMC Sierra 3500 HD (2WD/4WD)

What’s Included

• 2 Air Springs with Internal Jounce Bumpers
• Mounting Brackets
• Roll Plates
• Air Lines
• Fittings and Valves
• Heat Shield
• Installation Hardware

Why This Product Exists

• Purpose: This kit addresses vehicle sagging and instability when carrying heavy loads by providing supplemental air support.
• Application: Used on GMC Sierra 3500 HD models to maintain a level vehicle stance while loaded or towing.

Frequently Asked Questions

Does this product increase vehicle lift?
No. This product does not increase ride height unless explicitly stated by the manufacturer.

Is this product intended for towing?
Yes. This product provides up to 5,000 pounds of load leveling capacity to keep the vehicle stable while towing or hauling.

Does this product change GVWR?
No. GVWR is determined by the vehicle manufacturer and is not altered by this product.