AirLift Rear Helper Spring Kit for 2020, 2021 GMC Sierra 1500 – LoadLifter 5000 Ultimate Leaf Spring Mount

Description
AirLift Rear Helper Spring Kit for 2020, 2021 GMC Sierra 1500 – LoadLifter 5000 Ultimate Leaf Spring Mount

AirLift Helper Spring Kit for 2020-2021 GMC Sierra 1500

Part Number: 88388

Summary:
The AirLift LoadLifter 5000 Ultimate is a frame-mounted air spring kit designed to provide up to 5,000 pounds of load leveling capacity. This kit features air springs with an integrated internal jounce bumper, allowing the system to be operated with zero air pressure. It is intended for use with leaf spring suspensions on 1/2, 3/4, and 1-ton pickups and vans to support the vehicle when hauling loads.

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

Features

• Internal Jounce Bumper: An industry-exclusive bumper inside the air spring that absorbs shock and allows the unit to run safely with zero air pressure.
• Air Adjustable: Supports a pressure range of 5 to 100 PSI for precise load leveling control.
• Construction: Built with 2-ply reinforced fabric air springs and ultra-high-strength, corrosion-proof nylon composite end caps.

Technical Specifications

Fitment

• 2020-2021 GMC Sierra 1500
• General Fitment: 1/2, 3/4, and 1 Ton Pickups and Vans with Leaf Springs

What’s Included

• 2 Air Springs with Internal Jounce Bumpers
• Black Nylon Air Lines
• Black Powder Coated Roll Plates
• Mounting Brackets
• Schrader Valve
• 90 Degree Swivel Elbow Fitting
• Installation Hardware

Why This Product Exists

• Purpose: This product addresses vehicle squat and instability by providing up to 5,000 pounds of leveling capacity for vehicles carrying heavy loads.
• Application: It is used as a supplemental suspension component on the frame of compatible trucks and vans equipped with leaf springs.

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 kit is designed to provide load leveling capacity for hauling and towing applications up to 5,000 pounds.

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