King SPR25-12-350 ID Coil Spring Length Rate - 2.5 12 350lb

The King SPR25-12-350 is a high-performance coil spring designed specifically for off-road and racing suspension applications. This universal coil spring features a 2.5-inch inside diameter, 12-inch free length, and a 350 lb/inch spring rate, making it compatible with King and all other brands of coilover shocks with 2.0-inch outside diameter bodies.

Key Specifications:

• Inside Diameter: 2.5 inches
• Free Length: 12 inches
• Spring Rate: 350 lbs per inch
• Fits 2.0" outside diameter coilover shocks
• Spring rate etched into top for easy identification

Premium Construction:

• Manufactured in the USA using high tensile chrome silicon wire
• Closed and ground ends to sit flat and deflect true
• Specifically wound for off-road applications, not repackaged automotive springs
• Spring rates, wire diameters, and coil lengths developed through extensive real-world testing
• Proven in extreme racing conditions from Baja to Dakar

Warranty: King Shocks offers a lifetime warranty to the original purchaser against sagging and breakage. Each spring is sold individually and does not include additional hardware.

Understanding spring rate: The 350 lb rating means it requires 350 pounds of force to compress the spring one inch. This linear rate spring provides predictable, consistent performance throughout its compression range.