King SPR25-10-300 2.5" Coil Spring 10" Length 300 lb Rate

The King SPR25-10-300 is a high-performance coil spring designed specifically for off-road racing and extreme terrain applications. This premium spring features a 2.5-inch inside diameter, 10-inch free length, and a 300 lb/inch spring rate, making it ideal for coil-over shock setups on trucks, buggies, and other off-road vehicles.

Key Features:

• Manufactured in the USA from high-tensile chrome silicon wire for maximum strength and durability
• Specifically engineered for off-road use with spring rates developed through extensive real-world testing
• Closed and ground ends ensure the spring sits flat and deflects true under load
• Spring rate etched into the top coil for easy identification after hard use
• Compatible with King and other brands of 2.0-inch outside diameter coil-over shocks
• Lifetime warranty against sagging and breakage for the original purchaser

Specifications:

• Inside Diameter: 2.5 inches
• Free Length: 10 inches
• Spring Rate: 300 lbs per inch
• Fits: 2.0" OD coil-over shocks (universal application)
• Weight: 8.0 lbs

King coil springs are not repackaged automotive springs—they're purpose-built for off-road punishment. Battle-tested from Baja to Dakar, these springs deliver consistent performance and reliable spring rates mile after mile. Whether you're building a race truck or upgrading your pre-runner, the King SPR25-10-300 provides the quality and precision demanded by professional off-road racers.