What is in the Shimano Deore BR-M6100 Front Brake Set?

The Shimano Deore BL-M6100/BR-M6100 is a 12-speed-era hydraulic disc brake that pairs the BL-M6100 lever with the BR-M6100 2-piston caliper as a matched front system. The lever uses Shimano SERVO WAVE action, which moves the pads to the rotor quickly at the start of the stroke and leaves more lever travel for modulation, so engagement is fast and control is predictable. It is I-SPEC EV compatible for a clean cockpit with matching Deore shifters, has tool-based reach adjust, and runs on Shimano mineral oil. This is the front half, built around the left/front lever.

It ships as a pre-bled J-kit: caliper, lever, mounting hardware, and a pre-bled SM-BH90-SS hose (1000mm, black) with connector insert are all included, so installation is fast and internal routing is straightforward. The caliper is post mount and ships with metal pads (no fin). No rotor adapter is included, so add a post-mount adapter to match your rotor size. Funnel bleeding keeps maintenance simple. A strong, low-maintenance stopping setup for trail and all-mountain builds.