Wilwood 140-18161-R Forged Narrow Superlite 4R Rear Electronic Parking Brake Big Brake Kit 12.88" Rotor 6-Lug Red

The Wilwood Forged Narrow Superlite 4R (FNSL4R) Rear Electronic Parking Brake Kit delivers a complete big brake upgrade solution for classic muscle car rear axles requiring a modern parking brake system. Engineered for 6-lug applications, this kit pairs a 12.88" two-piece rotor with Wilwood's high-performance FNSL4R four-piston caliper in a bold red finish.

Key Features:

• FNSL4R Four-Piston Calipers – Forged narrow-body design provides optimized clamping force with a compact, lightweight profile
• 12.88" Two-Piece Rotor – Large-diameter rotor maximizes heat dissipation and stopping power for high-performance street and show applications
• BP-10 High-Performance Brake Pads – Compound formulated for balanced, fade-resistant braking to complement front big brake upgrades
• Electronic Parking Brake (EPB) – Delivers high-torque static holding power for secure parking without mechanical cabling or drum-in-hat hardware
• Included Control Unit & Harness Assembly – Simplifies wiring and integration for a clean, professional installation
• Red Caliper Finish – Show-quality appearance ideal for custom builds, street machines, and performance builds
• 6-Lug Bolt Pattern – Designed to fit 6-lug rear axle configurations (1971–1991 Blazer applications)

This kit is designed to balance seamlessly with Wilwood front big brake upgrades, making it an ideal choice for custom builders looking for a complete, cohesive high-performance braking system. The cable-free electronic parking brake eliminates the complexity of traditional mechanical parking brake setups, while the included harness and control module ensure straightforward installation.