1999–2007 Ford F-250 / F-350 with B&W Hitch (1105 or 1199R)

Air Lift LoadLifter 5000 Ultimate Air Spring Kit

Ideal for trucks that frequently carry heavy loads or tow trailers, this kit helps restore proper ride height, stability, and handling when hauling equipment, fifth-wheel trailers, or in-bed campers.

Note: Only fits trucks equipped with B&W hitch part #1105 and #1199R in the 49" position, with minor modifications required to both the B&W and Air Lift upper bracket.

Key Features

• Provides up to 5,000 lbs of load-leveling capacity for heavy-duty towing and hauling applications

• Includes internal jounce bumpers that absorb shock and prevent bottoming out, even at zero PSI

• Adjustable air pressure (5–100 PSI) for fine-tuned ride height and comfort

• Heavy-duty, two-ply reinforced air springs built for durability and long service life

• Roll plates included to protect the air springs from sharp edges and improve load capacity

• Designed to work with the vehicle’s existing leaf-spring suspension system

What’s Included

• Two air spring assemblies with internal jounce bumpers

• Upper and lower mounting brackets

• Air lines, fittings, and Schrader valves

• All necessary installation hardware

• Detailed installation instructions

Fitment Notes

• Rear axle application for 1999–2007 Ford F-250 and F-350 Super Duty models

• Compatible with B&W hitch systems (part #1105 or #1199R in the 49" position)

• Does not increase the vehicle’s gross vehicle weight rating (GVWR)

Installation & Maintenance

• Typical install time: approximately 2 hours using standard automotive tools

• Bolt-on installation with no drilling required

• Internal jounce bumpers allow safe operation even with zero air pressure

• Periodic air pressure checks recommended for consistent performance and longevity

Warranty

Backed by Air Lift’s limited lifetime warranty, covering air springs, hardware, and fittings under normal use conditions.