Air Lift 88338 LoadLifter 5000 Ultimate Rear Air Spring Kit for 2011-19 GM 2500

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

• Air Lift LoadLifter 5000 Ultimate rear air spring kit for heavy load support
• Internal jounce bumper in air springs for improved ride comfort and bottom-out protection
• Provides up to approximately 5,000 lb of load-leveling capacity
• Air pressure adjustable from about 5-100 PSI for tailored load support
• Helps eliminate rear sag, trailer sway, and poor headlight aim when towing or hauling
• Durable double-bellow air springs with reinforced construction
• Includes roll plates, air fittings, and all mounting hardware for installation
• Lifetime limited warranty with 60-day ride satisfaction guarantee

Specifications

• Part Number: 88338
• Series: LoadLifter 5000 Ultimate Rear Air Spring Kit
• Maximum Load Support: ~5,000 lb (do not exceed vehicle GVWR)
• Air Pressure Range: ~5-100 PSI
• Air Spring Type: Double-bellow with built-in internal jounce bumper
• Installation Position: Rear suspension (leaf spring helper air springs)
• Drive Compatibility: 2WD & 4WD (SRW & DRW)
• Includes: Air springs, brackets, roll plates, air lines, fittings, valves, hardware

Included Components

• 2x Rear double-bellow air springs with internal jounce bumpers
• Air line with Schrader valves
• Upper and lower roll plates
• Mounting brackets and hardware
• Installation instructions

Product Description

The Air Lift 88338 LoadLifter 5000 Ultimate Rear Air Spring Kit is engineered for **2011-2019 Chevrolet Silverado 2500HD/3500HD** and **2011-2019 GMC Sierra 2500HD/3500HD** pickup trucks equipped with rear leaf springs. This heavy-duty helper spring system provides adjustable load-leveling support of up to approximately 5,000 lb, helping maintain proper ride height and improve handling when towing, hauling cargo, or carrying heavy loads.

Featuring durable double-bellow air springs with built-in internal jounce bumpers, the Ultimate kit combines adjustable air support with enhanced bottom-out protection and ride comfort. Air pressure can be tuned from around 5 to 100 PSI, allowing drivers to tailor suspension support to match payload and driving conditions. The kit includes all required mounting brackets, roll plates, air lines, fittings, manual inflation valves, and hardware for installation. With a lifetime limited warranty and 60-day ride satisfaction guarantee, this kit delivers robust, customizable load support for serious towing and hauling applications.