QA1 9HT550B High-Travel Coil Spring 2.5" ID x 9" Length

The QA1 9HT550B is a high-performance coil spring designed for racing and high-travel suspension applications. This spring features a 2.5-inch inside diameter and 9-inch free length, making it ideal for coilover shock systems and custom suspension setups.

Key Features:

• 2.5-inch inside diameter for compatibility with standard coilover shock bodies
• 9-inch free length provides extended travel range
• 550 lb/in spring rate for firm, responsive handling
• High-travel design (HT series) engineered for maximum suspension articulation
• Black powder-coated finish for corrosion resistance and durability
• Chrome silicon steel construction for superior strength and fatigue resistance
• Precision wound to exacting tolerances for consistent performance

QA1 coil springs are manufactured using premium materials and rigorous quality control processes, ensuring reliable performance in demanding motorsports and performance street applications. The HT series is specifically designed for vehicles requiring extended suspension travel, including off-road racing, rock crawling, and trophy truck applications.