Description
QA1 63-72 Chevrolet C10 Single Adjustable Front Coilover Crossmember System
Additional Information
Front coil-over conversion kit for 63-72 C10 trucks. Includes upper and lower control arms, single adjustable shocks, high travel springs, upper bracket, crossmember, and all hardware.
Part Type
Coilover Adjustable Spring Lowering Kit
Product Overview
Front coil-over conversion kit for 63-72 C10 trucks. Includes upper and lower control arms, single adjustable shocks, high travel springs, upper bracket, crossmember, and all hardware.
Data: v2 - Desc: v4.2 - Upd: 2026-11-08 13:49:25
Features
- Adjustable ride height
- Adjustable shock valving options for all driving scenarios
- Best-in-class warranty
- Durable
- Easy bolt-in install
- Made in the USA
- Performance enhancing geometry
- stronger than stock components
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Specifications
Product Details
| Brand: | QA1 |
| Description: | QA1 63-72 Chevrolet C10 Single Adjustable Front Coilover Crossmember System |
| Manufacturer Part Number: | 52622-S850 |
| Part Number: | qap52622-S850 |
| Title: | QA1 52622-S850 C10 Dropped Crossmember Suspension Kit, 1963-1972 |
| UPC: | 806990168153 |
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Qa1 |
| StreetFX SKU | qap52622-S850 |
| SFX Item ID | 4096279 |
| Accounting SKU | qap-52622-S850 |
| Manufacturer SKU | 52622-S850 |
| Manufacturer UPC | 806990168153 |
| Alternative References | 52622-S850, QA1-52622-S850 |
Front Suspension Package, Steel, Black Powdercoated, Tubular, Hydraulic Power Assist, Single Adjustable, 850 lbs./in., Chevy, Kit
Upgrade your classic truck to a modern driving feel and performance with QA1's 1963-1972 C10 coilover conversion systems. The kits come with everything you need to convert your C10's front end to coilovers and a tubular crossmember with rack-and-pinion steering. These systems are a great way to overhaul your suspension in one go, giving you adjustable ride height to achieve the perfect stance with up to 8 in. of drop—all while dialing in the ideal ride quality and performance for your application while reducing weight 140 lbs. over stock. Order the QA1 1963-72 C10 coilover conversion system recommended for your year/make and model vehicle.
Product features and details:
• Powered rack-and-pinion offers quicker steering and a tighter feel. Plus, increase steering angle when fitting larger wheels and tires, and improve geometry for enhanced drivability
• Increased Ground Clearance: The crossmember and control arms make your undercab rails the truck's lowest point—new upper shock mounts increase travel for a great ride and performance, even at low ride heights
• Adjustable Shock Valving: Double-adjustable shocks offer independent rebound and compression tunability—great for trucks that will see track time or drivers who really want to dial in ride quality on the street
• Easy, Bolt-In Installation: The crossmember comes powder coated and ready to install—no need to cut or weld your frame—it easily locates the steering rack, and you can choose mounts (sold separately) for common engines
• Modular Engine Mounts: Choose from modular engine mounts (sold separately) that allow you to reuse your existing transmission mount and driveshaft (kits are available for small block Chevy, big block Chevy and LS applications—DIY mounts are also available if you want to customize the location of your engine
• Front Sway Bar: The optional front sway bar (sold separately) adds even more cornering capabilities—it reduces body roll and keeps your tires planted to give you more grip in the turns
Fitment Notes:
• If you already have QA1's coil-over system, you can find retrofit kits to use your existing components
• Total drop range depends on wheel/tire fitment
• Will require you to trim inner fenders
• Engine mounts are year-range specific to maintain OE bellhousing location
• Optimized bump steer settings require at least 18 in. wheels
-- 18 in. wheels can run up to 6 in. of backspacing
-- 20 in. wheels can run up to 7 in. of backspacing
• Requires use of C10 spindles
• May require different headers and oil pan (Stock SBC and BBC pans fit)
• Steering shaft is not included
• May require new power steering hoses depending on fittings, pump, and engine placement
| Product Attributes | |
|---|---|
| Brand | QA1 |
| Manufacturer's Part Number | 52622-S850 |
| Part Type | Front Suspension Packages |
| Product Line | QA1 1963-72 C10 Coilover Conversion Systems |
| UPC | 806990168153 |
| Crossmember Included | Yes |
| Crossmember Material | Steel |
| Crossmember Color | Black powdercoated |
| Welding Required | No |
| Front Spindles Included | No |
| Upper Control Arms Included | Yes |
| Lower Control Arms Included | Yes |
| Control Arm Style | Tubular |
| Control Arm Material | Steel |
| Control Arm Color | Black |
| Upper Ball Joints Included | Yes |
| Lower Ball Joints Included | Yes |
| Rack and Pinion Included | Yes |
| Steering Rack Type | Hydraulic power assist |
| Rack Material | Aluminum |
| Rack Color | Natural |
| Shocks Included | Yes |
| Shock Type | Single adjustable coilover |
| Coilover Springs Included | Yes |
| Coilover Spring Rate (lbs/in) | 850 lbs./in. |
| Spring Finish | Black |
| Disc Brake Kit Included | No |
| Front Rotor Included | No |
| Front Caliper Included | No |
| Brake Pads Included | No |
| Sway Bar Included | No |
| Center Link Included | No |
| King Pins Included | No |
| King Pin Bearings Included | No |
| Pitman Arm Included | No |
| Idler Arm Included | No |
| Tie Rod Sleeves Included | Yes |
| Inner Tie Rod Ends Included | Yes |
| Outer Tie Rod Ends Included | Yes |
| Quantity | Sold as a kit. |
| Notes | Requires use of 1973-87 C10 spindles. |
Compatibility
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