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Home Chassis & Suspension Suspension Components QA1 Rear Suspension Conversion Systems R210-200
QA1 1963-72 C10 Coilover Conversion Systems 52622-D650
QA1 1963-72 C10 Coilover Conversion Systems 52622-D650 $2,597.00
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QA1 1988-98 C1500 Level 3 Front Coilover Conversion Systems 52613-D600
QA1 1988-98 C1500 Level 3 Front Coilover Conversion Systems 52613-D600 $1,850.00

QA1 Rear Suspension Conversion Systems R210-200

$1,874.00

Rear Suspension Package, 0-6.00 in. drop, Includes C-notch. Medium Ride, Double Adjustable. C10, 63-72

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Category: Suspension Components
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Description

Overview

Brand: QA1
Manufacturer’s Part Number: R210-200
Part Type: Rear Suspension Packages
Product Line: QA1 Rear Suspension Conversion Systems
Summit Racing Part Number: QA1-R210-200
UPC: 806990152503
Third Member Included: No
Axle Shafts Included: No
Upper Control Arms Included: No
Lower Control Arms Included: No
Air Bags Included: No
Rear Shocks/Struts Included: Yes
Rear Shock Type: Double adjustable coilover
Coilover Springs Included: Yes
Coilover Spring Rate (lbs/in): 200 lbs./in.
Spring Finish: Gray/Silver
Suspension Package Finish: Black powdercoated
Bushings Included: Yes
Bushing Material: Spherical bearing
Sway Bar Included: No
Watts Link Included: No
Panhard Bar Included: Yes
Adjustable Panhard Bar Included: Yes
Adjustable Panhard Bar Type: On car adjustable
Upper Trailing Arms Included: No
Adjustable Upper Trailing Arms Included: Yes
Adjustable Upper Trailing Arms Type: On car adjustable
Lower Trailing Arms Included: No
Adjustable Lower Trailing Arms Included: Yes
Adjustable Lower Trailing Arms Type: On car adjustable
Trailing Arm Mount Braces Included: Yes
Trailing Arm Hardware Included: Yes
Rotors Included: No
Calipers Included: No
Quantity: Sold as a kit.

QA1 Rear Suspension Conversion Systems

QA1 rear suspension conversion systems provide easy, bolt-in options to replace your coil springs on factory truck arms—without any cutting, welding, or other fabricating. Each kit contains frame brackets, axle brackets, linkage assemblies, a crossmember assembly, and necessary hardware. The conversions are available with coilovers or available for use with the factory springs. Order the model designed for fitment on your specific vehicle, and enjoy the stance, handling, and suspension performance of a revolutionary QA1 system.

Shipping & Delivery
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Effective Date: August 9, 2025

At X Factors Motorsports, we are committed to delivering your order quickly, securely, and affordably.


1. Processing Time

  • Orders are typically processed within 1–2 business days after payment is confirmed.

  • Orders placed on weekends or holidays will be processed on the next business day.


2. Delivery Times

  • Domestic Shipping (United States): Delivery takes 5–7 business days from the date of shipment.

  • International Shipping: Delivery times vary by destination and may take 7–21 business days depending on customs processing and local delivery services.


3. Shipping Rates

  • United States: Free standard shipping on all orders.

  • International: Shipping costs are calculated at checkout based on the delivery address, package weight, and destination country.


4. Carriers Used

We ship orders using trusted carriers such as UPS, FedEx, USPS, and DHL to ensure reliable delivery. Tracking numbers are provided for all shipments.

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    At X Factors Motorsports, we specialize in high-performance engines, outboards, and premium automotive equipment. With expert support, fast shipping, and trusted brands, we help builders, racers, and enthusiasts power their passion — one project at a time.

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