Wilwood 140-15846-D Narrow Superlite 4R Rear Electronic Parking Brake Kit 14in AERO4 Big Ford

The Wilwood 140-15846-D Narrow Superlite 4R Rear Electronic Parking Brake Kit delivers a complete big brake solution for Big Ford New Style rear axles with 2.5-inch offset. This comprehensive kit combines advanced electronic parking brake technology with proven four-piston caliper performance for custom muscle cars, street rods, and high-performance builds.

Key Features:

• Forged Narrow Superlite 4R (FNSL4R) four-piston radial mount calipers with 1.38/1.38-inch pistons
• 14-inch two-piece AERO4 slotted rotors for superior heat dissipation and weight savings
• High-performance BP-10 compound brake pads for optimized stopping power
• Electronic parking brake system provides high-torque static holding without mechanical cables
• Complete control unit and wiring harness included for simplified installation
• Radial mount design allows two planes of adjustment for precise caliper alignment
• Designed for Big Ford New Style housings with 2.5-inch axle offset

This kit provides balanced rear braking performance to complement front big brake upgrades on street machines, show cars, and performance applications. The two-piece rotor design reduces unsprung weight while the internal vane design promotes rapid heat dissipation during aggressive braking. SRP (Slotted Rotor Profile) configuration enhances pad bite and outgassing for consistent brake response.