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The King Shocks 2.5-inch ID coil spring listed as 16 x 400lb provides a specific spring rate for aftermarket shock and suspension assemblies. Its 2.5-inch inner diameter fits compatible shock bodies, enabling straightforward replacement or custom spring selection. Installers can use this spring to adjust load capacity and ride height as part of a tuned suspension setup.
King Shocks 2.5 ID Coil Springs 16 x 400lb
