Wilwood 140-14090-D Dynapro Radial-MC4 Rear Disc Brake Kit with Drilled Rotors

The Wilwood 140-14090-D Dynapro Radial-MC4 Rear Axle Brake Kit is a direct replacement for factory rear disc brakes, engineered to complement front big brake upgrades on late-model high-performance and custom-built vehicles. Featuring the MC4 mechanically actuated parking brake assembly, this kit delivers the high-capacity stopping power and refined aesthetics demanded by serious builds.

At the heart of this rear brake kit are Dynapro Radial 4-piston calipers paired with oversized 12.88" drilled rotors and high-performance BP-10 compound brake pads. The system is carefully matched to OE master cylinder output, ABS function, and individual vehicle brake bias requirements — ensuring seamless integration without sacrificing factory-calibrated feel.

Key Features:

• Dynapro Radial 4-piston calipers for high-capacity braking force
• Oversized 12.88" drilled rotors for improved heat dissipation and fade resistance
• MC4 parking brake assembly — mechanically actuated for reliable static hold
• BP-10 compound brake pads for enhanced friction and durability
• Matched to OE master cylinder output and ABS function
• Replaces factory rear disc brake assemblies as a direct bolt-on upgrade
• Complements front big brake kits for a balanced, full-system upgrade
• High-tech styling suited for custom, show, and performance street builds
• May require 17-inch or larger wheels — verify fitment with wheel clearance diagram

The Wilwood 140-14090-D is the ideal rear braking solution for customized vehicles with big wheel, tire, and suspension upgrades, as well as any application with elevated brake performance requirements. Brake lines are not included and must be ordered separately.