
NISSIN Front Brake Master Cylinder Maintenance Kit (manufacturer part no. HFMK-001): a refurbishment kit designed to restore the proper functioning of the front brake pump on motocross bikes. Designed to replace worn components of the master cylinder, it allows for precise restoration of internal parts without improvisation.
Specifically tailored for the Cross universe, this kit is suitable for riders who want to maintain a crisp and responsive brake control on their trail or enduro machine. It is compatible with many applications, including recent models listed among the most relevant: HONDA CRF 450 RX ENDURO (PE07) 2026, HONDA CRF 450 R 2026, and HONDA CRF 250 RX ENDURO (2026).
Usage tips: replace all worn parts, install according to manufacturer recommendations, and properly bleed the system with compatible brake fluid. To ensure safety and reliability, installation and bleeding by a professional or experienced mechanic is recommended.