SHIMANO ALFINE - DI2 Internal Geared Rear Hub - CENTER LOCK - Disc Brake - O.L.D. 135 mm - 11-speed
The SHIMANO ALFINE S7051 hub offers a wide 409% 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 internal structure for better gear engagement
- Smooth shifting performance
- Improved performance for both E-BIKE and non-E-BIKE usage
TECHNOLOGIES
PRODUCT SPECIFICATIONS
MODEL NO | SG-S7051-11 |
---|---|
SERIES | SHIMANO ALFINE S7050/S705 Series |
Color | Silver | Black |
Average weight | 1665 |
Bike Type_Mount Type | CENTER LOCK disc brake |
---|---|
Speeds | 11 |
Gear ratio_Total | 409% |
Gear ratio_1 | 0.527 |
Gear ratio_2 | 0.681 |
Gear ratio_3 | 0.77 |
Gear ratio_4 | 0.878 |
Gear ratio_5 | 0.995 |
Gear ratio_6 | 1.134 |
Gear ratio_7 | 1.292 |
Gear ratio_8 | 1.462 |
Gear ratio_9 | 1.667 |
Gear ratio_10 | 1.888 |
Gear ratio_11 | 2.153 |
Shifting power modulator | ✔ |
Spoke hole_28H | ✔ |
Spoke hole_32H | ✔ |
Spoke hole_36H | ✔ |
Axle length (mm)_187 | ✔ |
Shifting Structure | DI2 |
Driving efficiency | HIGH |
Flange diameter (mm) | 104.3 |
Flange width (mm)_Left | 3.2 |
Flange width (mm)_Right | 3.2 |
Gear change support mechanism | ✔ |
O.L.D. (mm) | 135 |
Offset (mm) | 3.15 |
P.C.D. (mm) | 92.6 |
Silent clutch | ✔ |
Spoke size | #13/#14 |
Flange distance (mm) | 57.3 |