QA1 Pro Coil Rear Shock System Chevelle/El Camino 64-72 Single-Adjustable with 12” 130-Lb Springs
Highlights
- Great for Drag Racers
- 100% Dyno Tested
- 18 Positions of Adjustment
- Bolt-in Design
QA1 Pro Coil Single-Adjustable Rear Shock System with 12” 130-Pound Springs for 1964-1972 Chevy Chevelles and El Caminos.
Enjoy better handling and ride comfort all in one with the QA1 Pro Coil rear shock system! It’s perfect for 1964-1972 Chevelles and El Caminos, whether they’re street rods or drag racers. The single-adjustment design means you get 18 positions of compression and rebound at the same time. 130 lb/in springs then give you the power to lower your Chevy up to 2.25” below the stock height.
Features and Benefits:
- Ideal for street rod, drag racing, & autocross applications
- 100% dyno tested by QA1
- Coilovers are made of lightweight, billet aluminum
- 12” springs operate at 130 lb/in spring rate
- Max lift height: 0.5” higher than stock
- Max lowering height: 2.25” lower than stock
- 18 positions of simultaneous compression & rebound adjustment
- Fully threaded body for use of aftermarket springs
- Straightforward, bolt-in installation
Additional Notes:
- The lower shock mount bracket may not work with aftermarket rear end housings.
- Requires a spanner wrench for installation, sold separately. See QA1 part numbers T114W and T115W.
California Residents: Proposition 65 Warning
Related Categories: Restomod, Suspension, Coilover Kits
Installation Difficulty

Intermediate skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following Chevelle years:
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
This product will fit the following El Camino years:
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,










