King SPR375-105-450 Off-Road Coil Spring 3.75" ID x 10.5" x 450 lb Rate

The King SPR375-105-450 is a high-performance off-road coil spring designed for demanding terrain and extreme conditions. This 3.75-inch inside diameter coil spring features a 10.5-inch free length and a 450 lb per inch spring rate, making it ideal for coil-over shock applications on trucks, SUVs, and off-road racing vehicles.

Key Features:

• Manufactured in the USA from high-tensile chrome silicon wire for superior strength and durability
• Specifically wound for off-road applications, not repackaged automotive springs
• Closed and ground ends sit flat and deflect true for consistent performance
• Spring rate etched on top for easy identification after hard use
• Compatible with 3.0-inch outside diameter coil-over shocks
• Developed through extensive real-world testing on all terrain types
• Backed by King's lifetime warranty against sagging and breakage

Specifications:

• Inside Diameter: 3.75 inches
• Free Length: 10.5 inches
• Spring Rate: 450 lbs per inch
• Weight: 12.3 lbs

King Shocks coil springs have proven their performance in the world's toughest off-road races from Baja to Dakar. Each spring is precision-manufactured to exacting specifications, ensuring consistent spring rates and reliable performance in the harshest conditions. Whether you're building a race-ready suspension or upgrading your off-road vehicle, King coil springs deliver the quality and performance you demand.