A Wilwood caliper O-ring seal specified as 2-230 with a 2.484-inch inner diameter, this O-ring is intended for use in Wilwood caliper assemblies that call for that size. It supplies a crucial sealing surface to help maintain hydraulic pressure during braking. Fit it when performing caliper rebuilds or seal replacements to match the stated 2.484" ID specification.
Wilwood 2-230 Piston SQ-Ring 2.484 ID 210M