
Internal rubber brake hose degradation and environmental exposure can lead to pressure loss, delayed caliper response, and potential fluid leaks, compromising braking performance and safety during heavy-duty operations. Upgrading to a premium replacement caliper assembly restores hydraulic integrity, ensures consistent brake application, and prevents volumetric expansion under severe stopping conditions commonly encountered in commercial fleet use.
This OE-style caliper features a durable silver zinc coating for corrosion resistance and long service life. Designed for direct bolt-in replacement, it maintains original OE fit and function, providing reliable braking performance in demanding applications. Its robust construction and precise engineering make it suitable for heavy-duty fleet vehicles and industrial machinery that require consistent, fail-safe operation.
- Overall Length: 12-1/2 inch
- Fitting / Outlet Size: 10mm INV thread
- Application: Commercial-Grade / Heavy-Duty Fleet / Passenger Automotive Cross-Over
Part Numbers
- 331-54081
Expert Installation & Field Note
Our shop experience specializing in heavy-duty brakes since 1985 emphasizes the importance of proper hose routing to prevent chafing on chassis components and ensure full-range steering clearance. When replacing calipers, always inspect the mounting brackets and ensure the hose is routed with adequate twist during full-lock turns to avoid premature wear or failure. Confirm line length and fitting compatibility with your existing hardware before installation to guarantee a seamless fit and reliable operation.
Before ordering, physically inspect your existing brake line length, banjos, or flare fitting threads. Variations in wheelbase and manufacturing details mean routing can change on fleet and utility vehicles, making it essential to verify dimensions and fittings prior to installation to prevent fitment issues and ensure safety.
Features:
- OE replacement caliper with durable silver zinc coating for corrosion resistance
- Direct bolt-in design for easy installation and reliable fit
- Designed for heavy-duty commercial fleet use with high-burst pressure ratings
- Precision engineering ensures consistent brake response under severe conditions
- Suitable for front left position on 2003-2004 Ford Mustang models



