Air Lift 57338 LoadLifter 5000 Rear Air Spring Kit for 2011-19 Chevy/GMC 2500HD

Vehicle Fitment

• 2011-2019 Chevrolet Silverado 2500HD (SRW & DRW, 2WD & 4WD)
• 2011-2019 Chevrolet Silverado 3500HD (SRW & DRW, 2WD & 4WD)
• 2011-2019 GMC Sierra 2500HD (SRW & DRW, 2WD & 4WD)
• 2011-2019 GMC Sierra 3500HD (SRW & DRW, 2WD & 4WD)

Features

• LoadLifter 5000 rear air spring helper kit for improved load support and level ride
• Provides up to approximately 5,000 lb of load-leveling capacity
• Air springs adjustable from about 5 to 100 PSI for custom ride tuning
• Reinforced 2-ply fabric air bellows for strength and durability
• Includes upper and lower roll plates to protect air springs from sharp edges
• Quick-connect, easy-use air fittings and valves for simple inflation control
• Eliminates rear sag, trailer sway, bottoming out, and improves headlight aim
• Lifetime limited warranty with 60-day ride satisfaction guarantee

Specifications

• Part Number: 57338
• Series: LoadLifter 5000 Rear Air Spring Kit
• Maximum Load Support: ~5,000 lb (do not exceed vehicle GVWR)
• Air Pressure Range: ~5-100 PSI
• Bellows Construction: 2-ply reinforced air springs
• Installation Position: Rear leaf spring suspension
• Includes: Air springs, brackets, hardware, air lines, fittings, valves
• Valve Type: Schrader and/or quick-connect valves

Included Components

• 2x Rear air springs
• 2x Manual inflation valves
• Air lines with quick-connect fittings
• Upper and lower roll plates
• Mounting brackets and hardware
• Installation instructions

Product Description

The Air Lift 57338 LoadLifter 5000 Rear Air Spring Kit is engineered for **2011-2019 Chevrolet Silverado 2500HD/3500HD** and **2011-2019 GMC Sierra 2500HD/3500HD** trucks equipped with rear leaf spring suspension. This heavy-duty helper spring kit provides adjustable air support, offering up to approximately 5,000 lb of load-leveling capacity to maintain proper ride height and improve stability when towing or hauling heavy loads. The air springs are adjustable from around 5 to 100 PSI, allowing precise control of ride firmness based on load and driving conditions.

Designed to reduce common issues such as rear sag, trailer sway, body roll, and poor headlight aim under load, this kit includes reinforced 2-ply fabric air springs, roll plates to protect components, and all necessary mounting brackets, air lines, fittings, and valves for installation. Quick-connect air fittings and manual inflation valves make it easy to adjust air pressure as needed. Backed by a lifetime limited warranty with a 60-day ride satisfaction guarantee, this kit is ideal for owners looking to enhance load-carrying capability, ride comfort, and overall suspension performance.