Shimano HUB PART SHIMANO INTERNAL GEAR 8-SPEED FOR DISC, SG-S7051-8, ALFINE, 36H

SHIMANO ALFINE - DI2 Internal Geared Rear Hub - CENTER LOCK - Disc Brake - O.L.D. 135 mm - 8-speed

The SHIMANO ALFINE S7051-8 hub offers a wide 307% gear range actuated by SHIMANO DI2 electronic shifting and an improved internal structure for better gear engagement. It is approved for E-BIKE and non E-BIKE use and is available in black and silver.

Improved overall riding comfortability and efficiency
Higher shifting performance even under high chain tension induced by E-bike motors
Improvement is suitable for both E-bike and non E-bike use