3551051 SN6, SN7, SK7 Repair Kit, Brake Caliper Pin

This specialized repair kit is designed to restore the precise functionality of the braking system by providing a high-strength component for the caliper pin mechanism. It serves as a critical maintenance part to ensure the smooth operation of the air disc brake assembly in heavy commercial vehicles.

3551051 is the OE-equivalent of the MERCEDES BENZ 000 421 61 74 Brake Caliper Pin used in KNORR-BREMSE SN6, SN7, and SK7 systems. This kit is engineered to meet strict technical requirements for heavy-duty service environments, ensuring compatibility with specified heavy commercial vehicle braking architectures.

Workshop technicians should ensure that the caliper pin area is thoroughly cleaned and inspected before installing this repair kit. Proper lubrication and precise assembly are essential to prevent sticking or uneven wear within the braking system. Regular maintenance of these components helps prevent common issues related to caliper movement and ensures consistent braking performance.

This product is essential for maintaining the safety standards of heavy-duty vehicles during routine service or major overhauls. By using high-strength components, technicians can guarantee that the brake caliper assembly functions correctly under extreme operational loads.