4551015 Brake Caliper Pin Dust Boot for Volvo and DAF

What does a brake caliper pin dust boot do?

This brake caliper pin dust boot plays a critical role in maintaining the integrity of the air disc brake system. By sealing the caliper pins, it prevents contaminants such as water, road salt, and debris from entering the sliding mechanism. This protection is essential to prevent premature wear and ensure smooth movement of the caliper components under heavy-duty conditions.

Compatible vehicles and engines

This component is designed as an equivalent for vehicles including Renault Trucks, DAF, and Volvo. It is also fitted to other heavy commercial vehicle brands such as Mercedes-Benz, MAN, Scania, Iveco, Ford Trucks, and BMC. It provides reliable sealing for braking systems used in trucks, buses, and tractor units.

Installation and maintenance

For optimal performance, these boots should be inspected by a workshop technician during every brake pad replacement or routine brake check. Ensuring that the seals are seated correctly helps prevent piston seizure and irregular brake wear. Using high-strength components helps maintain the service life of the entire braking assembly.

Troubleshooting guidance

Maintaining the cleanliness of the caliper mechanism is vital for safety. If you notice uneven brake wear or noise from the braking system, inspect the dust boots immediately to ensure no debris has compromised the pin movement.

OE cross-reference

4551015 (Brake Caliper Pin Dust Boot) is the equivalent of the DAF, Meritor, Renault Trucks and Volvo OE numbers. This part directly replaces DAF OE number 1522175. It also replaces Meritor OE number SP8566, Renault Trucks OE number 5001829894 and Volvo OE number 3090852.