Description
Rear Pro Coil Shock
Additional Information
Rear Pro Coil shock for 64-72 GM A and G-bodies. Double adjustable and includes all mounting hardware, brackets, two shocks and springs with a spring rate of 200.
Part Type
Coilover Set
Product Overview
QA1 now offers bolt-in rear coil-over shocks for 1963-1965 Buick Rivieras. Single adjustable shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double adjustable shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. With our highly popular adjustable struts and the addition of the rear coil-over shocks, you can now get a complete suspension makeover for both ends of the vehicle. These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications.
This item is available as a full kit.
Select a kit option in the following table if you are looking for this item in a bundle form with all associated components.
Kit option/s:
| Thumb | SKU | Kit Title |
|---|---|---|
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qapBW02-GMA2 | QA1 68-72 GM A-Body Level 2 Big Wheel Kit (1x qap5248, 1x qap52522, 1x qap52737, 1x qap5284, 1x qap52870, 2x qap7888-109, 1x qapGD401-10450B, 1x qapRCK52358, 1x qapT115W, 1x qap5236, 1x qap52857) |
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qapHK22-GMG2 | QA1 Level 2 Full Vehicle Handling Suspension Kits for 1969-1972 GRAND PRIX, 1970-1972 MONTE CARLO - HK22-GMG2 HANDLING KIT LEVEL 2, G-PRIX, MONTE; GM, 69-72 G-BODY, W/ SHOCKS |
![]() |
qapBW02-GMA1 | QA1 64-67 GM A-Body Level 2 Big Wheel Kit (1x qap5249, 1x qap5250, 1x qap52522, 1x qap52737, 1x qap5283, 1x qap52870, 2x qap7888-109, 1x qapGD501-10450A, 1x qapRCK52358, 1x qapT115W, 1x qap5236, 1x qap52856) |
| qapxBW02-GMA1-2EPI | QA1 64-67 GM A Body Level 2 Big Wheel Suspension Kit (1x qap5249, 1x qap5250, 1x qap52522, 1x qap52737, 1x qap5283, 1x qap52870, 2x qap7888-109, 1x qapGD501-10450A, 1x qapRCK52358, 1x qapT115W, 1x qap5236, 1x qap52856) |
Features
- Achieve 1/2 higher than stock down to 2.25" lower than stock.
- Limited Lifetime Warranty for peace of mind.
- Proudly made in the USA.
- Sold as a pair.
- Ultimate balance of ride quality and performance handling with adjustable rebound and compression valving.
Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.
Specifications
Product Details
| Active or Passive Suspension: | Passive |
| Adjustable Compression: | Yes |
| Adjustable Rebound: | Yes |
| Adjustable Ride Height: | Yes |
| Assembled: | No |
| Brand: | QA1 |
| Description: | QA1 64-72 GM A/G-Body Pro Rear Coil-Over System - Double Adj. - 12in x 200lbs/in - Aluminum |
| Grade Type: | Performance |
| Internal Construction Type: | Dual Tube |
| Manufacturer Part Number: | RCK52358 |
| Part Number: | qapRCK52358 |
| Remote Reservoir: | No |
| Spring Color: | Silver |
| Spring Material: | High Tensile Chrome Silicon |
| Title: | QA1 Shock Absorber and Coil Spring Assembly RCK52358 |
| UPC: | 806990143273 |
Product Downloads
Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Qa1 |
| StreetFX SKU | qapRCK52358 |
| SFX Item ID | 4095199 |
| Accounting SKU | qap-RCK52358 |
| Manufacturer SKU | RCK52358 |
| Manufacturer UPC | 806990143273 |
| Alternative References | QA1-RCK52358, RCK52358 |
Coilover Kit, Pro Coilover System, Rear, Double Adjustable, 200 lbs./in. Spring Rate, Chevy, Pontiac, Kit
Here's an easy way to convert your stock rear suspension to a coilover suspension. You get everything you need with these QA1 Rear Pro coilover systems, from shocks to nuts and bolts, complete installation instructions, and even decals!
| Product Attributes | |
|---|---|
| Brand | QA1 |
| Manufacturer's Part Number | RCK52358 |
| Part Type | Coilover Kits |
| Product Line | QA1 Rear Pro Coilover Conversion Systems |
| UPC | 806990143273 |
| Coilover Kit Position | Rear |
| Adjustable Valving | Yes |
| Number of Valving Selections | 324 |
| Shocks Included | Yes |
| Internal Design | Twin-tube |
| Coilover Springs Included | Yes |
| Spring Rate (lbs./in.) | 200 lbs./in. |
| Suspension Height Adjustment | 0.0-1.5 in. lowered |
| Gas Charged | No |
| Extended Length (in.) | 19.50 |
| Collapsed Length (in.) | 13.00 |
| Upper Mount | Eyelet |
| Lower Mount | Eyelet |
| Body Diameter (in.) | 2.000 |
| Shock Body Material | Aluminum |
| Shock Body Finish | Silver |
| Bushing Material | Spherical bearing |
| Bushing Color | Natural |
| Spring Finish | Gray/Silver |
| Crossmember Included | No |
| Adjustable Mounting Bracket Included | No |
| Hardware Included | Yes |
| Welding Required | No |
| Quantity | Sold as a kit. |
| Notes | Double adjustable coilovers. Includes 2 springs and 2 coilover shocks with necessary hardware. |
| Manufacturer Attributes | |
|---|---|
| Title | QA1 Shock Absorber and Coil Spring Assembly RCK52358 |
| Brand | QA1 |
| Manufacturer Part Number | RCK52358 |
| UPC | 806990143273 |
| Manufacturer Designation | Kit, Rear Pro-Coil D-Adj GM 64-72 A/G-Body, 14-200 |
| Product Class | Suspension Shock Absorber and Coil Spring Assembly |
| Construction/Type | Rear Pro Coil shock for 64-72 GM A and G-bodies. Double adjustable and includes all mounting hardware, brackets, two shocks and springs with a spring rate of 200. |
| Product Outline | Achieve 1/2 higher than stock down to 2.25" lower than stock. Ultimate balance of ride quality and performance handling with adjustable rebound and compression valving. Limited Lifetime Warranty for peace of mind. Sold as a pair. Proudly made in the USA. |
| Vehicle Brief | QA1 Rear Pro Coil Shock |
| Market Description | QA1 now offers bolt-in rear coil-over shocks for 1963-1965 Buick Rivieras. Single adjustable shocks provide 18 positions of simultaneous rebound and compression adjustment while QA1's double adjustable shocks provide 18 positions of compression adjustment and 18 positions of rebound adjustment, for a total of 324 possible valving combinations. These shocks also utilize a fully threaded body allowing for ride height adjustability. With our highly popular adjustable struts and the addition of the rear coil-over shocks, you can now get a complete suspension makeover for both ends of the vehicle. These lightweight billet aluminum coil-over shocks are made in the USA and offer easy, bolt-in installation and ride height adjustability. They are 100% dyno tested and serialized and serviceable and rebuildable by QA1 authorized service centers. Used in drag racing, street performance, autocross, road racing and street rod applications. |
Compatibility
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