King SPR425-26-500 4.25" ID Coil Spring 26" Length 500 lb Rate

The King SPR425-26-500 is a high-performance coil spring designed for off-road and racing applications. This premium coil spring features a 4.25-inch inside diameter, 26-inch free length, and a 500 lb/inch spring rate, making it compatible with 3.5-inch outside diameter coil-over shocks.

Key Features:

• Manufactured in the USA from high-tensile chrome silicon wire for superior strength and durability
• Specifically wound for off-road applications with closed and ground ends that sit flat and deflect true
• Spring rate etched on top for clear identification even after hard use
• Universal fitment works with King and all other brands of coil-over shocks
• Lifetime warranty to original purchaser against sagging and breakage
• Proven race-winning design tested from Baja to Dakar competitions

King Shocks coil springs are engineered with spring rates, wire diameters, and coil lengths developed through extensive real-world testing on all types of terrain. Unlike repackaged car springs, these are purpose-built for the demands of off-road racing and extreme suspension applications. Each spring is sold individually.