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The Wilwood Forged Narrow Superlite 4R caliper is a radial-mount performance caliper that combines big-brake capability with compact packaging. Featuring twin 1.38 in pistons and provisions for 1.10 in disc clearance, the FNSL4R adds radial mounting for two-plane alignment adjustment and simplified installation, delivering strong stopping power across a wide range of vehicle applications.
Wilwood Caliper-Forged Superlite 4R 1.38/1.38in Pistons 1.10in Disc, Red
