The QA1 2-1/2 inch inner diameter high travel spring (Part Number: QAP12HT150) is engineered for optimal suspension performance in automotive applications. Crafted from high-tensile chrome silicon alloy steel, this spring features a 150 lb spring rate and a 12-inch length, providing significant travel with reduced weight. Its design incorporates fewer coils and a smaller wire diameter, which enhances responsiveness and allows for greater suspension flexibility. The high-grade material, combined with meticulous heat treatment and shot peening, ensures exceptional fatigue life and durability for demanding conditions. The silver powder coat finish offers corrosion resistance and a sleek appearance, while ground ends guarantee straight, precise operation for consistent results during compression and rebound cycles. Finished in the USA, QA1 springs are marked with their free length and spring rate for quick identification and are backed by a lifetime guarantee to maintain within 2% of the original specifications under normal use. This spring's lightweight construction and advanced design make it ideal for applications requiring maximum travel and performance, whether in racing, off-road, or custom suspension setups. The coil design allows compression to coil-bind without affecting spring rate or free height, providing reliable performance and long service life. All QA1 springs undergo rigorous manufacturing processes, including cold winding, heat treatment, and shot peening, ensuring high strength, consistency, and longevity. The durable powder-coated finish not only enhances corrosion resistance but also maintains aesthetic appeal over time. Whether upgrading or replacing your suspension components, this high travel coil spring offers a perfect combination of strength, lightweight design, and dependable performance for your vehicle.
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