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Part Number: 57391

Fits single rear wheel (SRW) and dual rear wheel (DRW) models. Will fit most side mount fifth wheel hitch applications. Does not fit cab & chassis applications. Does not fit Quadrasteer applications.
  • Up to 5,000 lbs. of load-leveling capacity*
  • Eliminates squat, trailer sway, rough ride and bottoming out
  • Fits many 3/4 ton and 1 ton pickups and vans

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AIR SPRING KIT

Part No. 57391

  • 2 air springs
  • All necessary mounting brackets
  • All of the hardware needed for installation
  • Fully-illustrated installation guide

Kit Specs

Part No. 57391

Shipping Box Dimensions: 14.125 × 9.25 × 10.75 in
Shipping Weight: 33.8 lb
Installation Guide: Download Installation Guide
Application Type: Rear Kit
Warranty: Lifetime Limited
User Guide:Download User Guide

Kit Videos

Part No. 57391

  • Why Air? Why Air Lift?

  • LoadLifter 5000 Installation

  • On-Board Air Compressor Systems

Kit Compatible Vehicles

Part No. 57391

YearMakeModelDriveSub Model
2022FORDF-250 SUPER DUTY PICKUPRear Wheel Drive
2022FORDF-350 SUPER DUTY PICKUPRear Wheel DriveDual Rear Wheel
2022FORDF-350 SUPER DUTY PICKUPRear Wheel DriveSingle Rear Wheel
2021FORDF-250 SUPER DUTY PICKUPRear Wheel Drive
2021FORDF-350 SUPER DUTY PICKUPRear Wheel DriveDual Rear Wheel
2021FORDF-350 SUPER DUTY PICKUPRear Wheel DriveSingle Rear Wheel
2020FORDF-250 SUPER DUTY PICKUPRear Wheel Drive
2020FORDF-350 SUPER DUTY PICKUPRear Wheel DriveDual Rear Wheel
2020FORDF-350 SUPER DUTY PICKUPRear Wheel DriveSingle Rear Wheel
2019FORDF-250 SUPER DUTY PICKUPRear Wheel Drive
2019FORDF-350 SUPER DUTY PICKUPRear Wheel Drive
2018FORDF-250 SUPER DUTY PICKUPRear Wheel Drive
2018FORDF-350 SUPER DUTY PICKUPRear Wheel Drive
2017FORDF-250 SUPER DUTY PICKUPRear Wheel Drive
2017FORDF-350 SUPER DUTY PICKUPRear Wheel Drive

* Never exceed manufacturer’s recommended Gross Vehicle Weight Rating.

CALIFORNIA WARNING: Cancer and Reproductive Harm – www.P65Warnings.ca.gov

Heavy Duty Springs

For Your Heavy Duty Truck.

The LoadLifter 5000™ air suspension kits fit many 1/2-, 3/4-, and 1-ton pickups and vans to haul the big stuff. Perfect for commercial trucks, wreckers, ambulances, construction and utility trucks.

Up To 5,000 LBS.

Of Load Leveling Greatness.*

Our air springs beef up your existing suspension to boost your safety and comfort when hauling massive loads.