Check the listing for details. Air Lift 60856 1000 Air Spring Kit 18-21 Chevrolet Equinox. Condition: New, Made in United States. Listed at 149.99 USD. Offering up to 1,000 pounds of load-leveling capacity, the Air Lift 1000 will make towing/hauling with an Chevy Equinox, GMC Terrain, or Buick Envision a comfortable and stress-free experience. For frequent use, our fully-adjustable, industry leading air springs are the perfect partner for the vehicle, eliminating any issues users might face. The Air Lift 1000 system fits easily into the coil springs of coil-sprung vehicles, providing suspension support by allowing users to easily add air when carrying heavy loads to keep the vehicle level and stable. Adding air bags helps to eliminate squat, poor headlight aim, trailer sway, body roll, and bottoming out. With the added stability that air springs provide, users can haul safely, knowing that you have optimal braking and steering control.