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Vivid Racing Gear 
QA1 GD508-10650C Pro Coil System for 1963-1965 Buick Riviera
Revamp your ride with the QA1 GD508-10650C Pro Coil System, specifically designed for the 1963-1965 Buick Riviera. This system offers an impressive combination of adjustability and performance, making it the perfect upgrade for enthusiasts who demand the best from their vehicles.
Key Features
- Fully Adjustable Ride Height: Tailor your vehicle's stance to your liking with a fully threaded body that allows for precise ride height adjustments.
- Valving Control: Choose between independent compression and rebound adjustments or simultaneous adjustments to match your driving style perfectly.
- Lightweight Design: Made from high-quality billet aluminum, these coil-over shocks reduce unsprung weight, allowing for quicker response times and enhanced suspension performance.
- High Travel Springs: Featuring fewer coils and a smaller wire diameter, these springs provide increased travel, ensuring a smoother ride and better handling.
- Easy Installation: The bolt-in design means you can install the system without hassle, getting you back on the road in no time.
- 100% Dyno Tested: Each unit is serialized and dyno tested, ensuring reliability and performance right out of the box.
- Serviceable and Rebuildable: The system can be serviced and rebuilt by QA1 authorized service centers, extending the life of your investment.
- Versatile Applications: Suitable for drag racing, street performance, autocross, road racing, and street rod applications, making it a versatile choice for various driving styles.
Specifications
- Compressed Length: 9.63 inches
- Extended Length: 14.5 inches
- Spring Rate: 650 lbs with a 10-inch spring
- Sold in Pairs: Each purchase includes a pair of front Pro Coil double adjustable stock mount shock kits.
Fitment
This Pro Coil System is specifically engineered for the 1963-1965 Buick Riviera, ensuring a perfect fit and optimal performance for your classic ride.
Customer Insights
Customers have praised the QA1 GD508-10650C for its impressive adjustability and ease of installation. Many have noted the significant improvement in handling and ride quality, making it a favorite among both casual drivers and serious racers. The ability to fine-tune the suspension settings has received particular acclaim, allowing users to adapt their vehicle to different driving conditions effortlessly.
Other Part Numbers:
QA1 #qapGD508-10650C
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
QA1 is a company that was founded in 1993. They specialize in manufacturing high-quality suspension parts, shock absorbers, composite driveshafts, bearings, steering components, and other related accessories. Their products are used in different industries such as the industrial, motorsports, and automotive sectors. Today, they are the leading manufacturer of OE parts in the market.
Suspension ExpertsThe company is best known for its motion control sub-assemblies and wide range of suspension systems. They are always searching for new ways to develop each component to enhance their products further.
State-of-the-Art FacilityThe company is housed in one of the most sophisticated facilities in the market to accommodate the increasing demands of its customers. With 100,000 square feet at their disposal, their facility contains high-tech equipment such as a CNC machine, laser cutting equipment, hydraulic presses, and filament windings. It allows them to manufacture the best product in the market.
QA1 is also one of the few companies that are ISO certified. It guarantees that their parts are manufactured consistently, following the standards put in place by the company and the regulators.
Purchase QA1 Products At Vivid RacingIf you are in the market for quality suspension parts for your vehicle, then QA1 is the brand for you. They have been manufacturing components for the last 28 years and have consistently given their customers parts that meet their demand. To know more about QA1, visit Vivid Racing and check out their list of parts that meet your demand.
| Sale price | None |
| Wholesale price | $917.99 |
| Shipping |
Weight: 28.50 Length: 25 Width: 10 Height: 6 |
| Product Added At | Monday 23 December, 2024 |
| Product Modified At | Friday 11 July, 2025 |
| Imported By | ETLOverride |
| Last Edited By | Turn_API |
| View In Admin |
| Carb Approved | - |
|---|---|
| Carb Number | - |
| Epa Status | N/A |
| Prop65 | Yes |
| Carb Required | - |
| Vendor | Inv | Cost | Retail | Jobber | MAP | Core | Updated | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Turn 14 | $777.96 | $1,016.94 | ? | $917.95 | ? | 2025-07-11 10:45:07 |
