Wilwood 120-11872 D154 Gray Dual-Piston Aluminum Brake Caliper for GM Applications

Upgrade your GM braking system with the Wilwood 120-11872 D154 brake caliper, engineered for reliable performance and consistent clamping force. This compact aluminum caliper uses a dual-piston design and a durable gray powder-coated finish, making it a practical choice for street, performance, and replacement applications. The caliper is designed for use with a 12.19-inch outside-diameter rotor that is 1.04 inches thick and features a 5.460-inch floating mount configuration.
The Wilwood D154 caliper is built to provide responsive braking while helping reduce unsprung weight compared with heavier cast designs. Its aluminum construction supports efficient heat management, while the powder-coated exterior offers a clean, durable finish suited to demanding automotive environments. The 1.62-inch piston diameter delivers balanced hydraulic engagement for dependable brake response when properly matched with the rest of the braking system.
Designed for GM applications, this Wilwood brake caliper is supplied as an individual unit and is identified by part number 120-11872. Verify rotor specifications, mounting configuration, piston clearance, and overall system compatibility before installation. Professional installation is recommended to ensure correct fitment, hydraulic connections, brake alignment, and safe operation. The caliper is not classified as air restricted or truck freight only.

Features:

• Brand: Wilwood

• Part Number: 120-11872

• Application: GM D154 brake system configurations

• Caliper Design: Dual-piston aluminum construction

• Piston Diameter: 1.62 inches

• Finish: Gray powder coat

• Rotor Compatibility: Designed for a 12.19-inch outside-diameter rotor with 1.04-inch thickness

• Mounting: 5.460-inch floating mount configuration

• Quantity: Sold individually

• Use: Street, performance, and replacement braking applications