King SPR3-12-300 Coilover Spring 3.0 Inch ID 12 Inch Length 300 lb/in Rate

The King SPR3-12-300 is a premium coilover spring designed specifically for off-road racing and performance suspension applications. This spring features a 3.0 inch internal diameter, 12 inch free length, and 300 lb/in spring rate, making it compatible with 2.5 inch outside diameter coilover shocks.

Key Features:

• Manufactured to King specifications in the USA using the finest quality, high tensile, chrome silicon wire available
• Closed and ground ends to sit flat and deflect true
• Specifically wound for off-road applications with spring rates, wire diameters and coil lengths developed through extensive real world testing
• Blue powdercoated finish
• Universal fit - works with King and all other brands of shocks
• Race-proven designs tested from Baja to Dakar

Understanding Spring Rate: The spring rate represents the amount of force in pounds required to compress the coil 1 inch. With this 300 lb/in spring, one inch of compression generates 300 lbs of force, two inches generates 600 lbs, and three inches equals 900 lbs.

King Shocks offers a lifetime warranty to the original purchaser against sagging and breakage, with failed springs cheerfully replaced with no questions asked. This spring is sold individually and does not include mounting hardware.