2.5in C/O Kit QA1 7in

The ALLSTAR PERFORMANCE 2.5in C/O Kit QA1 7in coil-over kit is designed for street and competition vehicles that require precise suspension tuning and adjustable ride height. This kit is ideal for automotive enthusiasts and professional tuners looking to enhance handling characteristics for various applications, including autocross and road racing.

Built around QA1's proven coil-over architecture, this kit features a compressed length of 7 inches, allowing it to fit modern suspension geometries while providing a sufficient range for ride height adjustment. The compact design, measuring 4.3 x 3.3 x 7.7 inches per unit, ensures compatibility with space-constrained applications without compromising functional travel. The adjustable spring platform allows for fine-tuning of preload and ride frequency, independent of damping adjustments, which is crucial for optimizing suspension behavior.

This coil-over kit benefits a wide range of users, from drift competitors to road racing enthusiasts and street performance builders. Its lightweight construction, verified at 1.25 lbs per assembly, contributes to improved suspension response and tire contact patch consistency during vertical wheel articulation. Whether you're building a dedicated track car or enhancing a street machine, this coil-over solution provides the adjustability and performance foundation needed to outperform stock setups.