King SPR375-105-500 Coil Spring 3.75" ID 10.5" Length 500 lb Rate

The King SPR375-105-500 is a high-performance coil spring featuring a 3.75-inch inside diameter, 10.5-inch free length, and 500 lb/inch spring rate. Designed specifically for demanding off-road applications, this coil spring is compatible with King and other brand coilover shock systems.

Premium USA Manufacturing:

King coil springs are manufactured to exacting specifications in the USA using the finest quality, high tensile, chrome silicon wire available. The coils are closed and ground to sit flat and deflect true, ensuring consistent performance and proper fitment on your coilover shock assembly.

Key Features:

• Inside Diameter: 3.75 inches
• Free Length: 10.5 inches
• Spring Rate: 500 lbs per inch of compression
• Fits 3.0-inch outside diameter coilover shocks
• Spring rate etched on top for easy identification
• Closed and ground ends for proper seating
• High tensile chrome silicon wire construction

Off-Road Engineering:

These springs are specifically wound for off-road applications, with spring rates, wire diameters, and coil lengths developed through extensive real world testing on all types of terrain. King's race-winning designs have been proven in competition from Baja to Dakar, delivering the performance and reliability you need for serious off-road use.

Warranty Coverage:

King offers a lifetime warranty to the original purchaser against sagging and breakage, providing peace of mind for your investment. This spring is sold individually and is compatible with both King and aftermarket coilover shock systems requiring 3.75-inch ID springs.