Rear Coilover System featuring double adjustable QA1 shocks for the ultimate in handling. Independently control compression and rebound to fine tune the ride quality and handling of your Corvette. Heavy Duty 31-spline axles for 450-800+ HP Corvettes. 


  • Complete NEW Rear Bearing Assemblies w/Rotors
  • 31 Spline Outer Axles w/HD spindle flanges 
  • Aluminum, threaded body, double adjustable QA1 shocks
  • 600lb rear springs (typical big block/autocross rate) to control rear squat
  • 2" Offset Trailing Arms w/Coilover Bracket
  • Upper Shock Mount Reinforcement Kit
  • Spanner Wrenches
  • Hardware to Bolt Coilovers on

  • Note: 63-64 Cars need to convert to disc brakes. Will not work with drum brakes.


    We suggest our RB-13-OE or WWE lines for better hose routing around the coil spring.


    “rear


    Part number: CO-C3-RDC-HD

    Price: $5,799.99 pair
    Built to order lead time: 1-2 weeks

    Quantity: