Wilwood 140-14415 MC4 Rear Parking Brake Upgrade Kit Black for 12.19" Pro-Street

Vehicle Fitment

• Fits on Wilwood Forged Dynalite Pro-Street Rear Brake Kits with 12.19" rotors:
• Kits 140-2111 through 140-2118 (various brake applications)
• Kits 140-3018, 140-3722, 140-5236, 140-5591, 140-5746

Fitment Notes

• Rear, lug-mount bolt-on upgrade using MC-4 mechanical parking brake calipers.
• Requires clearance between rotor and frame--**not compatible with 1968-1974 A-Body chassis.**
• Uses universal parking brake cable kit (P/N 330-9371).

Features

• Includes MC-4 single-piston floating calipers with integrated parking brake.
• Bracketry and hardware engineered for seamless fit on compatible rear housing kits.
• Black powder-coat finish offers corrosion protection and visual appeal.

Specifications

• Part Number: 140-14415 (Black Calipers); 140-14415-R (Red Calipers)
• Caliper Piston Count: 1
• Piston Diameter: 1.19" (total piston area 1.11 in²)
• Rotor Compatibility: 12.19" dynolite Pro-Street rotor
• Mount Type: Lug-style bracket
• Minimum Wheel Diameter: 15" required for fitment
• Axle Offset: 0.00" (check side clearance prior to install)

Included Components

• 2x MC-4 floating rear calipers (left & right)
• Complete mounting brackets, hardware, pad plates, and washers
• Optional: universal parking brake cable kit (330-9371) not included

Product Description

The Wilwood 140-14415 is a bolt-on MC-4 parking brake upgrade kit designed to integrate seamlessly with existing Forged Dynalite Pro-Street Rear Brake Kits that use 12.19" rotors. It replaces your rear rotor with dual floating calipers featuring a cable-actuated parking brake function.

This kit includes precision CAD-designed mounting brackets and hardware to ensure proper clearance and alignment, and is available in either sleek black or red powder-coat finish. Compatible with most Pro-Street systems (140-2111 through 140-5746), this upgrade brings stock-caliper reliability and street legibility to serious performance braking systems--without the hassle of drum parking brakes.