The King Shocks 3.0-inch ID coil spring described as 10 x 550lb is a very high-rate spring for suspension assemblies that accept a 3.0-inch inner diameter. It fits compatible shock bodies and is intended for applications requiring strong load support and firm response. Installers should pair it with appropriate dampers and hardware to realize its specified behavior in a custom suspension package.
King Shocks 3.0 ID Coil Springs 10 x 550lb