The QA1 Proma Star Series coil-over shock absorber offers versatile suspension upgrade options for a wide range of custom and aftermarket vehicles. With a compressed height of 11-5/8 inches and extended height of 16-7/8 inches, this shock is designed to provide optimal ride height adjustability and performance. Constructed with bearing mounts at both the top and bottom, it ensures minimal deflection and efficient load transfer, making it suitable for custom chassis builds and applications requiring misalignment accommodation. The included hardware kit simplifies installation and allows for quick adjustments to ride height, enabling you to achieve your desired stance effortlessly. Simply add a 2.5-inch spring of your preferred spring rate and length to customize ride comfort and handling characteristics. The Proma Star coil-over shocks are available with single- or double-adjustable valving, giving you the flexibility to fine-tune rebound and compression independently or simultaneously, depending on your driving needs. Single-adjustable shocks are ideal for street use, offering a straightforward way to soften or stiffen the ride, while double-adjustable variants excel on track days or for drivers seeking precise tuning for different surfaces. Multiple mounting options, including poly bushing with ½-inch and 5/8-inch sleeves, as well as bearing mounts, accommodate various chassis configurations. These shocks are engineered and manufactured in the USA, rigorously tested on dynos to ensure consistent quality and performance, and are backed by an industry-leading Limited Lifetime Warranty. They are compatible with a range of mounting styles, including T-Bar and stud-mount configurations, with extended eyelet options available. Proper fitment requires ensuring sufficient shock travel to prevent overextension or bottoming out, and accessories like spanner wrenches and thrust bearings can facilitate ride height adjustments. Whether for street, drag strip, or road course applications, the QA1 Proma Star coil-over shocks deliver a reliable, high-performance suspension upgrade that enhances vehicle handling and ride quality.
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