King SPR375-22-400 3.75" Off-Road Coil Spring 22" Length 400lb Rate

The King SPR375-22-400 is a 3.75-inch internal diameter coil spring measuring 22 inches in length with a 400lb spring rate. Manufactured in the USA from the finest quality, high tensile, chrome silicon wire available, this coil spring is designed to fit 3.0-inch shock applications and delivers superior performance for off-road vehicles.

Key Specifications:

• Internal Diameter: 3.75 inches (fits 3.0" shocks)
• Length: 22 inches
• Spring Rate: 400 lbs/inch
• Material: High tensile chrome silicon wire
• Closed and ground ends to sit flat and deflect true

Features and Benefits:

• Specifically wound for off-road applications with spring rates, wire diameters and coil lengths developed through extensive real world testing
• Linear rate compression for predictable performance
• Lifetime warranty to the original purchaser against sagging and breakage
• Precision manufacturing ensures consistent quality and performance
• Proven in extreme conditions from Baja to Dakar racing

The spring rate represents the amount of force in pounds required to compress the coil 1 inch, making this 400lb spring ideal for vehicles requiring firm suspension control. Whether you're building a custom off-road suspension system or replacing worn springs, King coil springs deliver the quality and performance demanded by serious enthusiasts and racers alike.