Parts & Accessories

All Di2 components on the bicycle require the same firmware version. Using Di2 components with different firmware versions may cause malfunctions Use Di2 system checker to update component firmware from http://e-tubeproject.shimano.com/ Compatible with thinner, next generation electric SD300 wires and R9150 and R8150 series systems Features three SD300 wire ports Shared fixing method with BT-DN110 Built-in type U.S. spec Charger and power cable sold separately

The new Shimano Di2 EW-EC300 charging connector is designed specifically for Shimano's 12-speed Di2 road drivetrains. Connected via the rear derailleur, it is also compatible with Shimano power meters. Charging of the new series of 12-speed Di2 road drivetrains is now accomplished with the EC300 charger cord. Attached to the rear derailleur, this new cord is less expensive than previous chargers and is also compatible with Shimano power meters.

- Crank Construction : HOLLOWTECH II - Optimum power transfer

- Octalink bolts include steel washers, JIS includes black plastic caps - HT2 mount bolts (low torque plastic, except XTR-M970 aluminum) are for mounting non-drive arm - Hollow bolts (SH-21504) not recommended for non-treated spindles

Shimano XT Left Crank Arm - Spindle Interface Type: Hollowtech II

- Series: SLX - Crank Construction: HOLLOWTECH II Technology

- XT M8130 12 speed crankset - Fits 157mm SuperBoost MTB frames - Hollow forged crank maximizes power transfer while limiting weight - Direct mount chainring type (TL-FC41 tool included) - Q-factor: 181mm - Chainline: 56.5mm

- BCD: Direct Mount Shimano - Chainline: 55mm - Crank Arm Length: 170mm - Material: Aluminum - Interface: Hollowtech II - Speed: 11/12 - Crank Spindle Diameter: 24mm - Drivetrain Spacing: SuperBoost+ - Pedals Thread: 9/16''