Diagnosing brake performance issues in heavy-duty fleet vehicles often reveals symptoms such as uneven caliper response, spongy pedal feel under load, or fluid leaks caused by internal hose degradation. Over time, environmental exposure, rubber aging, and internal line collapse diminish hydraulic pressure transmission, compromising safety and braking efficiency. Installing a high-quality replacement caliper like the DFC 331-63104 OE replacement ensures immediate restoration of hydraulic responsiveness and eliminates volumetric expansion under severe stopping conditions.
Constructed with durable zinc coating, this premium caliper assembly resists corrosion and environmental wear, making it suitable for demanding fleet applications. Its precise fit and robust build enable seamless integration into existing brake systems, restoring caliper pin engagement and piston movement. This caliper is designed for front right position, matching OE specifications for 2002-2005 Mercedes-Benz ML500 and ML55 AMG models, ensuring reliable operation across a wide range of heavy-duty and crossover vehicle applications.
Installation should prioritize proper routing to prevent chassis chaffing, with attention to twist clearance during full-lock steering maneuvers. Check mounting brackets and ensure caliper piston travel is within specifications to avoid uneven brake pad wear or caliper drag. Regular inspection of brake lines and caliper mounting points enhances system longevity, especially under severe-duty conditions common in commercial fleets and industrial transport.
Features:
- OE replacement part number 331-63104 with verified fitment for Mercedes-Benz ML55 AMG (2002-2005)
- Constructed with corrosion-resistant silver zinc coating for durability in harsh environments
- Designed for front right position to match OEM specifications and ensure proper brake system function
- High-quality build to withstand heavy-duty fleet demands and severe operational conditions
- Precision engineering for seamless integration into existing brake assemblies



