CYCLING_EQUIPMENT Unisex Adult Inner Mechanism 187 mm Sg s7051 11 Bicycle Accessory, Black (Black), One Size

Shimano Sg-s7051-11 Internal Assembly. Upgrade your ride with the Shimano Alfine S7051-8 Internal Hub. Experience a 307% gear range, seamless Di2 electronic shifting, and enhanced internal structure for superior gear engagement. Engineered for both e-bikes and non-e-bikes, it offers improved shifting performance even under high chain tension. Durable and reliable, it’s available in black and silver. Features Center Lock disc brake mount and a silent clutch for a smooth ride. 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.Features:- Higher shifting performance even under high chain tension induced by E-bike motors- Improvement is suitable for both E-bike and non E-bike useSpecifications:- Average weight: 1670- Bike Type_Mount Type: CENTER LOCK disc brake- Speeds: 8- Gear ratio_Total: 307%- Gear ratio_1: 0.527- Gear ratio_2: 0.644- Gear ratio_3: 0.748- Gear ratio_4: 0.851- Gear ratio_5: 1- Gear ratio_6: 1.223- Gear ratio_7: 1.419- Gear ratio_8: 1.615- Shifting power modulator: yes- Spoke hole_32H: yes- Spoke hole_36H: yes- Axle length (mm)_187: yes- 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: yes- O.L.D. (mm): 135- Offset (mm): 3.15- P.C.D. (mm): 92.6- Silent clutch: yes- Spoke size: #13/#14- Flange distance (mm): 57.3Technology:Center Lock:- The center lock system makes an easy rotor installation possible with spline mount and a lock ring. the lock ring mounting system reduces the total working hours by shortening the amount of time of both installation and de-installation. in addition, the secure fixing by the spline mount enhances precision and rigidity while improving braking efficiency.Power Modulator:- As for the front roller brake, the braking POWER MODULATOR system is built in the hub side to ease sudden lever power input for easy and stable braking control. tradeinn Bikeinn

Clean assembly design reduces workshop time, helping keep repairs consistent and easy to verify after installation 187mm derailleur fitment supports stable chain guidance, accurate indexing and dependable drivetrain repair work Precision shaped parts help preserve shifting quality when replacing worn, bent or damaged components Mecanismo Interno 187mm compatibility gives mechanics a focused service option for restoring original Shimano performance Robust construction handles repeated chain movement, vibration and load changes across varied riding conditions