The King Shocks 3.0 ID coil spring (16 x 400 lb) is a coilover-style spring featuring a 3.0 ID profile and a 400 lb spring rate, intended to provide firm load support and predictable tuning in coilover assemblies. Match this rate to your shock valving and vehicle weight to achieve the desired handling balance and ride height. Supplied in the specified size and rate for proper setup.
King Shocks 3.0 ID Coil Springs 16 x 400lb