QA1 71-76 GM B-Body 12-250 Kit Rear Pro-Coil D-AdjEasily convert your Impala or Caprice to coil over rear suspension with this bolt in kit. Adjustable ride height gives you the ability to fit up to 28" wheels on your Donk. You can also use these coil overs to get a better ride and more performance from your everyday street car or hot rod. Adjustable Ride HeightAdjustable coil overs allow you dial in the exact look you want in minutes. Easily raise or lower your car up to 2" in the front, and set a