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Inspected & Documented
Condition notes recorded before palletizing.
30-Day Startup Warranty
Covers block, heads and internal moving components.
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Auto Parts & Accessories
QA1 R232-170 Rear Suspension Conversion Kit, 73-87 C10 GM Trucks
$2,226.25
+ $295.00 flat-rate insured LTL freight
(details)
$2,521.25 delivered to the continental US
- Palletized and heavy shrink-wrapped for freight
- LTL carrier delivery with optional liftgate service
- Ships in 1–2 business days from Los Angeles, CA
- Transit typically 3–7 business days, continental US
Secure checkout by Stripe
Need a matched transmission, controls or wiring package? Speak with a parts specialist.
Details & Inspection Notes
Product Summary
Ford 9 Inch, Solid Axle Rear Suspension Type, Bolt-On
- QA1 offers a rear suspension system for 1973-1987 C10 pickups that adds modern performance without removing the bed
- The bolt-in torque arm design maximizes performance while avoiding the binding issues of other 4-link systems
- The system provides superior control over suspension movement for a smooth ride and great handling
- The adjustable coil-over system allows for 4″ to 7″ of adjustment below stock, making it easy to achieve the desired stance
- All components, including shocks, are made in QA1’s Minnesota facility and are 100% dyno tested and serialized
Details
Upgrade your 1973-1987 C10 pickup truck with modern performance using QA1’s rear suspension conversion kit. With this bolt-in torque arm design, you can enjoy superior control over suspension movement, resulting in a smooth ride and great handling characteristics without removing the bed of your truck. The unique design maximizes performance without any binding issues of other 4-link systems.
Dialing in the perfect stance is easy with the adjustable coil-over system that provides 4″ to 7″ of adjustment below stock. Pair this rear system with QA1’s front system for ride height adjustability on all four corners and achieve that perfect level stance.
This conversion kit includes everything you need, down to the hardware, making installation a breeze. All components are proudly made in QA1’s Lakeville, Minnesota facility, and their shocks are 100% dyno tested and serialized. The kit features a solid axle with tubular control arms and spherical bearings for optimal strength and durability.
The kit includes lower trailing arms, trailing arm mount braces, and a torque arm to provide the maximum control over your suspension. The kit is also includes double-adjustable coil-over shocks, allowing you to fine-tune the shock adjustability and the adjustable lower trailing arms for your specific needs. Additionally, the kit comes with a single adjustable panhard bar to help center the rear axle and increase stability during cornering.
The black powder-coated finish adds a sleek and stylish touch to your truck, and the gray/silver spring finish complements the look. You’ll love the improved handling and smooth ride of your C10 pickup truck after installing this conversion kit. Upgrade your truck with QA1’s rear suspension conversion kit today!
KEY SPECS | |
|---|---|
| MFG. Part # | R232-170 |
| Brand | QA1 |
| Rear Suspension Type | Solid Axle |
| Trailing Arm Style | Torque Arm |
| Suspension Kit Type | Conversion |
| Suspension Height Adjustment | 4.0-7.0 Inch Lowered |
| Rear Coil Springs Included | Yes |
| Spring Type | Coilover |
| Spring Rate | 170 lbs. |
| Shocks Included | Yes |
| Shock Adjustability | Double Adjustable |
| Bolt-On | Yes |
| Axle Housing Included | No |
| Material Type | Steel |
| Rear Leaf Springs Included | No |
| Bushing Material | Spherical bearing |
| Lower Trailing Arms Included | Yes |
| Upper Trailing Arms Included | No |
| Trailing Arm Mount Braces Included | Yes |
| Hardware Included | Yes |
| Air Springs Included | No |
| Crossmember Included | No |
| Frame Brackets Included | Yes |
| Welding Required | No |
| Rear Sway Bar Included | No |
| Panhard Bar Included | Yes |
| Torque Arm Included | Yes |
| Upper Control Arms Included | No |
| Lower Control Arms Included | No |
| Control Arm Style | Tubular |
| Rotors Included | No |
| Brake Pads Included | No |
| Brake Lines Included | No |
| Wheel Studs Included | No |
GENERAL | |
| Color | Black |
| Sold in Quantity | Kit |
| Spring Finish | Gray/Silver |
| Adjustable Lower Trailing Arms Type | Double adjustable |
| Adjustable Panhard Bar Type | Single Adjustable |
| Adjustable Upper Trailing Arms Included | No |
| Adjustable Panhard Bar Included | Yes |
| Adjustable Lower Trailing Arms Included | Yes |
| Trailing Arm Hardware Included | Yes |
| Coilover Springs Included | Yes |
| Rear Shocks/Struts Included | Yes |
| Suspension Package Finish | Black powdercoated |
Startup & Installation Checklist
- Replace timing components, water pump and plugs before initial startup where applicable.
- Refill all fluids with manufacturer-specified oil and coolant.
- Verify sensors, ECU pinouts and grounds against your chassis or hull wiring.
- Startup warranty covers heads, block and internal lubricated components for 30 days from delivery.
Full terms: 30-day startup warranty · returns
