AirLift Rear Helper Spring Kit for 1999-2004 Ford F-350 Super Duty 4WD – LoadLifter 5000

Description
AirLift Rear Helper Spring Kit for 1999-2004 Ford F-350 Super Duty 4WD – LoadLifter 5000

AirLift Helper Spring Kit for 1999-2004 Ford F-350 Super Duty 4WD

Part Number: 57390

Summary:
The AirLift LoadLifter 5000 is a frame-mounted air spring kit designed to provide up to 5,000 pounds of leveling capacity for specific Ford F-350 Super Duty 4WD models. This system is air-adjustable from 5 to 100 PSI, allowing for load support while the vehicle is towing or hauling. The kit utilizes 2-ply fabric reinforced rubber bellows and ultra-high-strength Zytel nylon end caps.

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.
• Adjustable Pressure: Air adjustable from 5 to 100 PSI to accommodate varying load conditions.
• Construction Materials: Built with 2-ply fabric reinforced rubber and corrosion-proof Zytel nylon end caps.
• Installation: Frame-mount design with an estimated install time of 1 hour; includes an illustrated instruction manual.

Technical Specifications

Fitment

• 1999-2004 Ford F-350 Super Duty 4WD

What’s Included

• Air Springs (Set of 2)
• Mounting Brackets
• Roll Plates
• Air Lines
• Fittings and Valves
• Heat Shield
• Installation Hardware

Why This Product Exists

• Purpose: This product addresses vehicle sagging and instability by providing up to 5,000 lbs of leveling support for heavy loads.
• Application: Intended for use on 1999-2004 Ford F-350 Super Duty 4WD vehicles during towing or hauling operations.

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 is designed to keep the vehicle level and comfortable while towing or hauling.

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