Wilwood 140-18163 Big Brake Rear Electronic Parking Brake Kit - Aero4 14.00 6-Lug

The Wilwood 140-18163 is an AERO4 Big Brake Rear Electronic Parking Brake (EPB) Kit engineered for 1971–1991 Chevrolet Blazer applications with a 6-lug axle configuration. This kit delivers a complete big brake upgrade for the rear axle while integrating a cable-free electronic parking brake system — ideal for custom builds, show vehicles, and high-performance street machines.

Key Features:

• Aero4 radial mount four-piston calipers deliver high clamping force with a compact, lightweight design optimized for rear axle applications
• Oversized 14.00" two-piece rotors provide a significant upgrade in swept area and heat dissipation over factory brake components
• High-performance BP compound brake pads offer balanced friction characteristics designed to complement front big brake upgrades
• Electronic Parking Brake (EPB) system requires no mechanical cables or actuators — delivers high static holding torque with zero voltage or amp draw once actuated
• Included control unit and wiring harness simplify installation and integration into the vehicle's electrical system
• 6-lug axle fitment specific to 1971–1991 Chevrolet Blazer rear axle configurations
• Optional caliper finishes and rotor designs allow builders to personalize appearance and optimize performance for individual applications
• Wilwood Flexline brake lines may be required and are sold separately

The Wilwood 140-18163 EPB kit is the perfect solution for builders who want a high-capacity rear disc brake system without the complexity of traditional parking brake cables. Its bolt-on design and included electronics package make it a straightforward upgrade for muscle car restomods, off-road builds, and custom street machines.