Dorman HW14203 Disc Brake Caliper Pin Kit - Front

Reliable Disc Brake Caliper Pin Kit for BMW, Mazda, and Volvo

The Dorman HW14203 Disc Brake Caliper Pin Kit provides essential hardware for maintaining proper brake caliper function on select BMW, Mazda, and Volvo models. Designed with precision steel pins and fine-thread bolts, this kit supports smooth caliper movement and consistent braking performance.

Key Features of Dorman HW14203 Caliper Pin Kit

• Includes 2 steel guide pins with beveled ends for easy installation
• Pin outside diameter measures 12 mm for accurate fitment
• Two pin lengths: 42.5 mm and 54 mm to match specific caliper designs
• Fine thread bolts with diameters of 9.76 mm and 9.972 mm (bolts not included)
• Compatible with multiple BMW models including 3 Series, 5 Series, 6 Series, 7 Series, and M3
• Also fits Mazda and Volvo vehicles such as the Mazda 3 and Volvo S60, XC90

Detailed Description of the Dorman HW14203 Brake Hardware

This disc brake caliper pin kit from Dorman is engineered to meet the exacting standards required for proper brake caliper operation. The steel pins feature beveled ends to facilitate smooth insertion and alignment within the caliper bracket. With two different pin lengths included, the kit accommodates variations in caliper design across BMW, Mazda, and Volvo models. The fine thread bolts, although not included, are designed to secure the caliper pins firmly in place, ensuring consistent brake pad movement and reducing the risk of uneven pad wear or caliper sticking.

Applications and Common Issues Addressed

• Restores proper caliper pin alignment to prevent brake noise and vibration
• Eliminates caliper pin binding that can cause uneven brake pad wear
• Replaces worn or corroded guide pins to maintain smooth caliper sliding
• Helps prevent brake drag caused by seized caliper hardware
• Supports brake system reliability on BMW 3 Series, 5 Series, M3, Mazda 3, and Volvo S60 among others

Installation Notes and Tips

• Ensure caliper pins are clean and free of debris before installation
• Use appropriate caliper grease (not included) to lubricate pins for smooth operation
• Verify correct pin length for your specific vehicle model before installation
• Torque bolts to manufacturer specifications to avoid hardware loosening
• Inspect caliper boots and replace if damaged, as this kit does not include boots

Quality Assurance and Warranty Information

Dorman manufactures the HW14203 caliper pin kit to meet or exceed OEM standards for durability and fitment. The steel construction ensures long-lasting performance under typical driving conditions. While this kit does not include a specific warranty statement, Dorman products generally come with a limited warranty against defects in material and workmanship. Refer to Dorman’s official documentation for detailed warranty terms.