The Wilwood Narrow Superlite 4R rear disc kit for Big Ford new-style rear axle applications delivers a forged big‑brake upgrade with parking‑brake capability. FNSL4R four‑piston calipers combine with two‑piece 13" or 14" rotors and BP‑10 compound pads for balanced stopping that complements front systems. A hidden internal shoe ensures reliable static parking hold, and optional caliper and rotor options let builders personalize their setup.
Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Drilled Big Ford New Style 2.36in Offset