QA1 Precision Products Pro Coil-Over R Series, Single Adjustable, 450Lbs Spring for GM
1970-1981 F-Body Pro Coil-Over R Series, Single Adjustable, 450Lbs Spring
Coil Springs/Shocks, Pro Coil-Over System, Single Adjustable, Chevy, Pontiac, Pair
The QA1 Single Adjustable Pro-Coil System is a great option for anyone looking for fully adjustable ride height and valving control. Choose a spring rate that fits your driving style and adjust the valving to match and you are on your way. This system is a great option for anyone looking for a suspension upgrade for their street car. With 18 valving options of simultaneous compression and rebound adjustment, the QA1 Single Adjustable Pro Coil System allows for that soft comfortable ride you want when cruising to and from car shows and for that firm handling you would expect from a more modern sports car.
NOTE: Recommendations are general guidelines only. The weight of the vehicle, personal ride preferences, etc. need to be taken into account when selecting spring rates. If you feel need help with please feel free to contact us.
- Made in the U.S.A.
- Easy, Bolt-In Installation
- Coil-Over Ride Height Adjustable
- Remote Ready
- 100% Dyno Tested and Serialized
- Rebuildable and Revalveable by the QA1 Factory or QA1 Authorized Service Centers
| Coil-Over Specifications | |
| Suspension Height Adjustment | 0.0-2.0 in. lowered |
| Coil-Over Kit Position | Front |
| Recommended Front-End Weight | 1,901-2,000 lbs. |
| Shocks Included | Yes |
| Adjustable Valving | Yes |
| Internal Design | Twin-tube |
| Gas Charged | No |
| Number of Valving Selections | 18 |
| Extended Length (in) | 17.000 in. |
| Collapsed Length (in) | 11.630 in. |
| Threaded Adjustment Range | 3.000 in. |
| Upper Mount | Stud |
| Lower Mount | Bar pin |
| Shock Body Material | Aluminum |
| Shock Body Finish | Clear anodized |
| Bushing Material | Polyurethane |
| Bushing Color | Black |
| Coil-Over Springs Included | Yes |
| Spring Rate (lbs/in) | 450 lbs./in. |
| Spring Finish | Silver powdercoated |
| Crossmember Included | No |
| Adjustable Mounting Bracket Included | No |
| Hardware Included | Yes |
| Welding Required | No |
| Quantity | Sold as a pair. |
| Notes | Single adjustable coil-overs, Includes 2 springs and 2 coil-over shocks. |