The Wilwood Narrow Superlite 4R rear disc kit offers a rear big-brake upgrade with parking-brake capability for modern muscle applications. It pairs forged FNSL4R four-piston calipers with two-piece rotors and BP-10 compound pads for optimized braking, and uses a hidden internal shoe for static holding. This red-finished 12.88-inch kit is specified for 2005–2014 Ford Mustang rear axle applications.
Wilwood Narrow Superlite 4R Rear P-Brk Kit 12.88in Red 2005-2014 Mustang