Air Lift LoadLifter 5000 Heavy Half-Ton Adjustable Air Helper Spring Kit For 1999-2007 Chevy Silverado 1500 / GMC Sierra 1500 4WD 2009-2016 Harley Davidson Tri Glide Then add the billet aluminum

Then add the billet aluminum Magnum Grip shift handle

Black Diamond gaskets use 5-layer MLS construction

This complete charge-air piping solution replaces the restrictive factory mild-steel components with free-flowing aluminum tubing to improve airflow

Its advanced aramid fiber cord is designed for high shock-load capability

Air Lift LoadLifter 5000 Heavy Half-Ton Adjustable Air Helper Spring Kit For 1999-2007 Chevy Silverado 1500 / GMC Sierra 1500 4WD 2009-2016 Harley Davidson Tri Glide Then add the billet aluminumAir Lift adjustable air helper springs level your load and give a truck, van, or SUV a safer, more comfortable ride. The LoadLifter 5000 installs between the existing leaf springs and the frame add air when you are towing or hauling, drop the pressure back down when you are empty. That takes out the squat, the trailer sway, the poor headlight aim, the body roll, and the bottoming out, and gives back the braking and steering control a loaded vehicle