Elevate your vehicle’s handling with the QA1 Pro-Rear System, engineered for maximum performance. Featuring a lightweight aluminum construction and available in various valving options, this system offers precise control for your specific needs. Whether you prefer double adjustable, single adjustable, or ride-sensitive settings, each adjustment is meticulously calibrated for a smooth, responsive curve.
Designed for versatility, these Pro-Rear Systems are a popular choice for drag racing, street performance, and street rod applications. They provide ride height adjustability and come complete with spring mounting hardware, ensuring a tailored fit and stance. The robust construction, including a precision-machined aluminum piston with a PTFE band and a hard chrome plated piston rod, guarantees durability and longevity.
Each QA1 Pro-Rear System is 100% dyno tested and serialized for quality assurance. The shocks are revalvable and rebuildable by QA1 or authorized service centers, offering long-term value. The system includes Proma Star or Aluma Matic shocks, linear or variable rate springs, and all necessary mounting hardware for a straightforward installation, requiring just welding for the included tube.
This specific kit, DM501-12110, features a 110 lb spring rate and is designed for a 3-inch axle diameter. It offers ride height adjustment from 0.0 to 1.5 inches lowered, with a compressed length of 11.5 inches and an extended length of 16.88 inches for optimal suspension travel. Experience superior performance and customization with QA1’s American-made Pro-Rear System.
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