Boar Bottom Bracket Torque Sensor - 2018/2019

Bottom bracket torque sensor for the 2018-2019 Surface 604 Boar. This sensor sits inside the bottom bracket shell and measures your pedal force to provide proportional electric assist.

If your Boar's assist feels unresponsive or inconsistent, the torque sensor is a key component to inspect. Installation requires removing the crankset and bottom bracket. Visit our support center for detailed installation instructions.