The Wilwood Forged Superlite 4R caliper is a four-piston, forged brake caliper presented with 1.38/1.38-inch piston sizes and configured for a 1.10-inch disc, offered in an anodized finish. Built as an aftermarket caliper option, it provides a compact, forged construction and specific piston geometry for applications requiring a higher-capacity replacement compared to many stock units.
Wilwood Caliper-Forged Superlite 4R 1.38/1.38in Pistons 1.10in Disc, Anodized