ALPHA HD PRO Rear Air Suspension Kit For 15-16 F-450 Super Duty 2WD/4WD SNF-90001 ready to install right out

ready to install right out of the box

Internal Jounce Bumper Heavy Duty Double Convoluted Replacement Air Spring with internal jounce bumper

internal jounce bumpers and 20 support wires giving you maximum strength and durability

low profile Impact Bar to protect the winch and the Jeep's grille area in the event of a trail mishap

Combined with the dual rate coil springs

ALPHA HD PRO Rear Air Suspension Kit For 15-16 F-450 Super Duty 2WD/4WD SNF-90001 ready to install right outDesigned for durability and performance, the ALPHA HD PRO Series comes with Jounce Bumpers Bump Stops, a flexible polyurethane bumper inside the bag that prevents bottoming out, which could damage your air springs, and allows you to run your bags at 0 psi when unloaded for factory ride comfort. Perfect for those that want the peace of mind of having an internal bumper and covet the ride comfort of being able to run without air when not towing. For