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Vivid Racing Gear 
QA1 RCK52353 Rear Coil-Over Conversion Kit
If you're looking to upgrade your 1978-1988 GM G-Body, the QA1 RCK52353 Rear Coil-Over Conversion Kit is the perfect choice. This kit is designed with precision and performance in mind, featuring top-notch components that ensure a smooth ride and enhanced handling.
Key Features
- Custom Fit: Specifically designed for 1978-1988 GM G-Bodies, ensuring a perfect bolt-in installation.
- High-Quality Components: Made in the USA, the kit includes specially designed mounting brackets, single or double adjustable aluminum shocks, and springs.
- Adjustability:
- Single adjustable shocks offer 18 positions for simultaneous rebound and compression adjustments.
- Double adjustable shocks provide 18 positions for both compression and rebound adjustments, totaling 324 possible valving combinations.
- Ride Height Adjustability: The fully threaded shock body allows you to easily adjust ride height to suit your preferences.
- Multiple Spring Rates: Choose from various spring rate options, tested for performance in everything from casual street driving to hardcore racing.
Specifications
- Model: RCK52353
- Application: Rear Pro Coil shock for 1978-1988 GM G-Bodies
- Spring Rate: 220
- Included Components: Two shocks, springs, all necessary mounting hardware, and brackets
- Serviceable: 100% dyno tested, serialized, and can be rebuilt by QA1 authorized service centers.
Benefits of the RCK52353 Kit
This conversion kit not only improves the performance of your vehicle but also offers a complete suspension makeover when paired with adjustable struts. Whether you're into drag racing, autocross, or just want a more responsive ride on the street, this kit has you covered. The lightweight billet aluminum construction ensures durability without adding unnecessary weight.
Fitment Considerations
Keep in mind that later model vehicles typically weigh more on average. Be sure to account for this when selecting your springs to achieve the desired ride height and performance.
Customer Insights
Users have praised the QA1 RCK52353 for its easy installation and noticeable improvement in handling. Many have noted that the adjustability of the shocks makes it easy to fine-tune the ride to their specific driving style. The quality craftsmanship and performance capabilities have made this kit a popular choice among enthusiasts looking to enhance their GM G-Bodies.
Other Part Numbers:
QA1 #qapRCK52353
⚠ 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 | $843.98 |
| Shipping |
Weight: 24.00 Length: 22 Width: 11 Height: 9 |
| 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 | $715.24 | $934.96 | ? | $843.95 | ? | 2025-07-11 10:45:11 |
