SWIFT SPRINGS Z65-178-160 SWIFT SPRINGS Z65-178-160 Coil-Over Spring, 897 lb/in Rate, Copper Powder Coat

The SWIFT SPRINGS Z65-178-160 is a high-performance coil-over spring designed for suspension systems that require consistent support, precise response, and dependable durability. Manufactured from quality steel, this spring delivers a firm 16 kgf/mm spring rate, equivalent to approximately 897 lb/in, making it suitable for performance-oriented street cars, track vehicles, and competition applications where controlled suspension movement is essential.
The spring features a 65 mm inside diameter and a 7-inch free length for compatibility with many metric coil-over platforms. Its copper powder coat provides a durable protective finish that helps resist surface corrosion while giving the spring a distinctive appearance. The finish is intended for demanding automotive environments where springs may be exposed to road debris, moisture, and repeated suspension cycling.
Designed for use with coil-over shock assemblies, the SWIFT SPRINGS Z65-178-160 supports predictable handling characteristics and consistent load management. Its carefully engineered construction helps maintain reliable performance during acceleration, braking, cornering, and other high-load driving conditions. This spring is sold individually, making it a practical replacement or tuning component when adjusting suspension balance, ride control, or vehicle setup. Always verify spring dimensions, rate requirements, and coil-over compatibility before installation.

Features:

• SWIFT SPRINGS Z65-178-160 coil-over spring for performance suspension applications

• 16 kgf/mm spring rate, equivalent to approximately 897 lb/in

• Steel construction provides dependable strength for repeated suspension loading

• Copper powder coat helps protect the surface in demanding automotive environments

• Designed for use with compatible metric coil-over shock assemblies

• Sold individually for replacement, suspension tuning, or setup adjustments