LoadLifter 5000 ULTIMATE adjustable air spring kits feature all of the benefits of our heaviest rated air spring with the addition of an internal jounce bumper inside the spring for the ultimate in ride comfort. An Air Lift exclusive product! Fits vehicles with in-bed hitches. Tow and haul the heaviest loads with safety and comfort with LoadLifter 5000 ULTIMATE. Works with vehicle's leaf springs to provide up to 5,000 lbs. of rear load leveling capacity and keeps the vehicle riding stable, level and comfortable whether loaded or unloaded. Fully adjustable from 5 to 100 PSI. The closed-cell urethane foam jounce bumper inside the ULTIMATE air springs provide a cushion of air that absorbs shock, eliminates harsh jarring on rough roads and protects vehicles carrying heavy loads. Never bottom out again with the ULTIMATE! LoadLifter 5000 ULTIMATE air springs are maintenance free! Safely run with zero air pressure because of the internal jounce bumper. Replaces factory jounce bumper that is sometimes removed when adding air springs. Requires no drilling into frame! Includes industry-exclusive 60 Day No Questions Money Back Guarantee! Includes the most comprehensive Lifetime Warranty in the industry---covers all kit contents including brackets, fittings and air line. Air springs are built like a tire and are reinforced by durable, 2-ply fabric for maximum strength. Exclusive upper and lower roll plates included. Protect the springs from sharp edges, such as brackets or the frame. The kit includes 2 air springs, brackets, air lines, Schrader valve and all of the hardware needed for installation. Includes fully illustrated instruction manual. Add an Air Lift on-board air compressor system to inflate and deflate air springs with the touch of a button from inside or outside of the vehicle.

Additional Information

Safely run w/zero air pressure

Part Type

Suspension Leveling Kit

Features and Benefits

• 60 Day Industry-Exclusive No Questions Asked Money Back Guarantee
• Air adjustable from 5 to 100 PSI
• Eliminates harsh jarring on rough roads
• Exclusive Internal Jounce Bumper Inside Springs Absorbs Shock
• Limited Lifetime Warranty
• Maintenance Free; Run Safely w/Zero Air Pressure
• Maintenance free! Run safely with zero air pressure.
• Only fits trucks equipped with B&W hitch part#1105 and #1199R in 49" position with minor modifications to both B&W and Air Lift upper bracket
• Only Fits Trucks Equipped With BW Hitch Part#1105 And #1199R In 49 Position With Minor Modifications
• Up to 5,000 lbs. of load-leveling capacity (Note: Do not exceed vehicle's GVWR)
• Up To 5000lbs Of Load Leveling Capacity

Product Details

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Product Downloads

#	Document Type	Download
1.	Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

• 60 Day Industry-Exclusive No Questions Asked Money Back Guarantee
• Air adjustable from 5 to 100 PSI
• Eliminates harsh jarring on rough roads
• Exclusive Internal Jounce Bumper Inside Springs Absorbs Shock
• Limited Lifetime Warranty
• Maintenance Free; Run Safely w/Zero Air Pressure
• Maintenance free! Run safely with zero air pressure.
• Only fits trucks equipped with B&W hitch part#1105 and #1199R in 49" position with minor modifications to both B&W and Air Lift upper bracket
• Only Fits Trucks Equipped With BW Hitch Part#1105 And #1199R In 49 Position With Minor Modifications
• Up to 5,000 lbs. of load-leveling capacity (Note: Do not exceed vehicle's GVWR)
• Up To 5000lbs Of Load Leveling Capacity

Air Lift LoadLifter 5000 Ultimate air spring kits feature an internal jounce bumper for maximum ride comfort. They use 2-ply reinforced commercial-grade bellows, which mount between the spring and frame and can be inflated from 5 to 100 psi—to level loads up to 5,000 lbs. on large pickups and vans, wreckers, ambulances, motorhomes, and commercial trucks. LoadLifter 5000 Ultimate kits include bellows, jounce bumpers, air lines, fittings, brackets, mounting hardware, and instructions. They're engineered for installation in about two hours. Order the kit designed for your make and model vehicle.

Please note that this information serves as a fitment guide only. For specific fitment questions or clarifications, please contact us, as manufacturers may introduce variations and modifications during model year or regional revisions. While we strive to provide accurate data, fitment details may vary by region; therefore, compatibility outside the listed region and submodel variant cannot be guaranteed.

Detailed Compatibility

This may not be an exhaustive list of compatible vehicles. Please reach out to one of our representatives if you are unsure or do not see your vehicle here.