Product Description Air Lift Drag Bag kits are used to pre-load coil spring suspensions for drag racing. They tune the suspension for top performance, improve your hole shot, and lower E.T.s. Air Lift Drag Bags help solve the torque vs. traction equalization issue for drag racers. Pre-loading the suspension with a set of Drag Bags will even up the loads on the two rear wheels to achieve maximum potential thruse under full torque, in low gear. Amazon.com Air Lift's 60844 Drag Bag Kit is the easy, inexpensive solution to the common drag racing problem of torque vs. traction equalization. Consisting of two durable, easy to install and use pressurized cylinders, this kit provides up to 1,000 pounds of suspension-altering power on each rear wheel, ensuing racers of achieving maximum potential thrust under full torque in low gear. Additional items included in the kit include heat shields, spacer pieces and air line tubing. Drag racing suspension control right out of the box.View larger. Suspension-Altering Power for Drag Racing Easy installation inside coil springsView larger. The Air Lift 60844 Drag Bag Kit is made up of two pressurized air cylinders specifically designed to tune the suspension of drag racing vehicles. Installed within the vehicle's coil springs when deflated and malleable, these cylinders can be inflated to up to 35-psi (minimum of 5-psi to avoid chafing and coil pinch) with an air compression system via a series of included air line tubing that the user locates at the most convenient spot along the vehicle chassis. They provide up to 1,000 pounds of suspension leveling. Suspension-tuning Air Lift Drag Bags provide help solving the torque vs. traction equalization issue for drag racers. Pre-loading the suspension with a set of Drag Bags will even up the loads on the two rear wheels to achieve maximum potential thrust under full torque in low gear. Additional features include: the ability to route two separate air lines placed in different locations along the chassis to fill cylinders; heat shields to protect cylinders and air lines from super heated exhaust; compatibility with multiple car models with the help of included 1" and ½" spacer pieces; rugged high burst strength materials; a generous length of air line; all necessary mounting hardware; and a limited lifetime warranty. FeaturesFully adjustable rear air springs level your vehicle when towing or hauling a heavy load for a safe comfortable rideInstalls easily when deflated inside coil springRugged durable materials used ensure that air springs and all hardware will last indefinitely under proper conditionsInflatable up to absolute max of 35-psi, with a minimum of 5-psi and provides up to 1,000 pounds of leveling capacityUser have the option to run an additional air line to Drag Bags in order to inflate them from different spots along the chassisLifetime Limited Warranty Air Lift Company warrants its Air Lift 60844 Drag Bag Kit to the original retail purchaser against manufacturing defects when used on catalog-listed applications on cars, vans, light trucks and motor homes under normal operating conditions for as long as Air Lift manufactures the product. The warranty does not apply to products that have been improperly applied, improperly installed, used in racing or off-road applications, used for commercial purposes, or which have not been maintained in accordance with installation instructions furnished with all products.