Wilwood Dynalite Rear Disc Brake Kit with 12-Inch Plain Iron Rotor, Big Ford, Part 140-2118-B

Upgrade rear braking performance with the Wilwood Dynalite Rear Disc Brake Kit, part number 140-2118-B. Designed for applications using a New Big Ford rear axle, this complete brake system combines a lightweight aluminum four-piston Dynalite caliper with a durable plain iron rotor for dependable stopping power and consistent performance. The caliper features a black powder-coated finish that provides a clean, professional appearance and added surface protection.
The kit includes a 12-inch plain iron rotor, offset hat, and rear-mounted four-piston caliper assembly engineered for reliable fitment and efficient brake operation. The offset hat helps position the rotor correctly within the braking system, while the Dynalite caliper supports responsive pedal feel and even pad loading. This configuration is well suited for performance street vehicles, custom builds, and other applications requiring a capable rear disc brake upgrade for a Big Ford axle.
Wilwood part 140-2118-B is designed as a practical replacement or conversion solution for drivers and builders seeking improved rear braking control without unnecessary complexity. The aluminum caliper helps reduce unsprung weight compared with traditional iron designs, while the plain iron rotor offers predictable friction characteristics and straightforward serviceability. Verify axle, wheel, clearance, and mounting requirements before installation to ensure compatibility with your vehicle and brake system.

Features:

• Brand: Wilwood

• Part Number: 140-2118-B

• Brake Position: Rear

• Caliper Type: Dynalite four-piston aluminum caliper

• Caliper Finish: Black powder coat

• Rotor Type: Plain iron

• Rotor Size: 12 inches

• Hat Type: Offset

• Axle Compatibility: New Big Ford

• Kit Type: Rear disc brake kit