Universal 1000 Air Spring Kit (ALF81560)Improve your vehicle's safety and stability with the Air Lift 1000 air helper spring kit. These adjustable air springs are designed to be installed inside your existing coil springs to provide up to 1,000 lbs of load leveling capacity. By adding air when towing or hauling, you can eliminate common issues like rear end sag, vehicle sway, and bottoming out. When you are not under load, simply reduce the air pressure to maintain a comfortable and smooth