Shimano MU-UR510 8-Speed Motor Unit For Belt Drive

Their versatile UR510 motor unit's wide belt/chain clearance and compatibility with multiple Shimano drive units and Internal Hub Gears, make it the ideal motor unit for a wide variety of bike styles.

Features

More clearance for belt / chain line (vs. MU-UR500)

46 mm belt line for use Gates belt drive system (combination with chain also available)

Electric wire EW-SD300 port

Compatible with E6100/E6110/E5000 via AD305 electric wire conversion adaptor

Compatible with Inter-5E/8 and Alfine-11

Firmware update by E-TUBE Project

Specifications