King SPR3-10-150 3.0 Inch ID Coilover Spring 10 Inch 150 lb Rate

The King SPR3-10-150 is a high-performance coilover spring engineered for demanding off-road applications. This 3.0-inch inside diameter coil spring features a 10-inch free length and a 150 lb/inch spring rate, designed to deliver precise suspension control for racing and extreme terrain use.

Premium Construction:

• Manufactured in the USA from high-tensile chrome silicon wire for maximum durability and consistent performance
• Coils are closed and ground to sit flat and deflect true under load
• Specifically wound for off-road applications, not repackaged automotive springs
• Spring specifications etched on top for easy identification after hard use

Race-Proven Design:

• Developed through extensive real-world testing on all types of terrain
• Proven in competition from Baja to Dakar racing
• Engineered spring rates, wire diameters, and coil lengths optimized for performance
• Compatible with King 2.5-inch and 3.0-inch coilover shock systems

This linear rate spring provides predictable compression characteristics, generating 150 pounds of force per inch of compression. Ideal for custom suspension setups requiring precise tuning for specific vehicle weights and driving conditions.