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Part Number: BW02-GMB5


Looking for the newly released QA1 Box Chevy Suspension? 


  • Adjustable Ride Height
  • Bolt On Components
  • Adjustable Valving to Dial in Ride and Handling
  • Stronger Control Arms
  • Adjustable Rear Control Arms to Recenter Rear Axle
  • Coilover Performance


Fit up to 28” wheels on your Caprice or Impala with a complete bolt-in suspension system, including control arms and sway bars. It has everything you need to get your Box sitting right while giving you a better ride and improved handling.


Double-Adjustable Coil-Overs


Get the perfect look by easily adjusting your ride height with front and rear coil-overs. Raise or lower your car by up to 2" in the front. Raise your car 0.5” above stock ride height or up to 2" lower than stock in the rear. Individually tune your shock compression and rebound to get the perfect ride and get more grip off the line for drag racing.


Adjustable Upper and Lower Trailing Arms


Get your wheel and tire package to fit with adjustable trailing arms that center your rear axle in the wheel well. This gives you more clearance for up to 28” wheels.


Tubular Control Arms


Upgrade your front-end geometry for better drivability. These arms are designed specifically for big wheel cars with corrected suspension angles for large wheels and tires. They much are lighter and stronger than stock to get the most out of your car.


Tubular Sway Bars


Reduce body roll and improve stability with front and rear sway bars. They help reduce handling issues that come from big wheels and raised ride heights.  


Easy, Bolt-In Installation


Parts come powder coated and ready to install with all necessary hardware. You can bolt up the kit right in your garage or work with your local shop.


Fitment Notes


  • Kits work with factory housings or Quick Performance 9” rear axles


Quick Performance Housing and Axle Package Available

1977-1990 Impala, Level 2, Big Wheel, Double Adjustable, QA1 BW02-GMB5

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