3556001 Caliper Tappet and Dust Boot for Mercedes-Benz

What does a brake caliper tappet do?

This brake caliper tappet and dust boot assembly plays a critical role in the air disc brake system by ensuring the smooth movement of the caliper mechanism. By maintaining proper alignment and protecting internal components from debris, this high-strength component helps prevent uneven brake wear and ensures consistent braking force during heavy-duty operations.

Vehicle compatibility and fitment

This part is compatible with Mercedes-Benz vehicles and serves as an equivalent for systems from BPW and Knorr-Bremse. It is specifically engineered to meet the rigorous demands of heavy commercial vehicle braking requirements, ensuring long-term reliability in various road conditions.

Maintenance and installation guidance

For optimal performance, technicians should inspect the Ø 74 mm diameter tappet and the integrity of the dust boot during every routine brake system service. Replacing these components prevents moisture or contaminants from entering the caliper mechanism, which helps avoid premature wear of the braking hardware. Consult your authorized distributor.

OE cross-reference

3556001 (Brake Caliper Tappet and Dust Boot) is the equivalent of the BPW, Knorr-Bremse and Mercedes-Benz OE numbers. This part directly replaces BPW OE number 0206110600. It also replaces Knorr-Bremse OE number II370760065 and Mercedes-Benz OE number 0004201382.