Why It Matters
The production 1958 Corvette used four-wheel 11-inch hydraulic drum brakes without power assist. RPO 684 added competition-oriented Cerametallic linings and related hardware. Drum, backing-plate, cooling, hydraulic, date, and service-history evidence should support any factory-equipment claim.
Also Known As
1958 Corvette brakes1958 Corvette 11-inch drumsRPO 684 Cerametallic brakes