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Shimano Alfine 8 SG-S7001-8 Center Lock Disk Internally Geared Hub
SHIMANO
Premium bike Systems for Urban and Touring Bikes
Shimano Alfine represents the brand’s high-end internal gear hub lineup, offering a clean, low-maintenance alternative to traditional derailleur setups. Engineered for urban commuters, touring cyclists, and e-bike users, Alfine hubs combine durability, precision, and a sleek aesthetic in a sealed, weather-resistant system.
Alfine 8 vs Alfine 11 – Key Differences & Use Cases
Alfine 8 (SG-S7001-8) The Alfine 8-speed hub is designed for reliable, everyday performance in city riding and light touring.
- Gear range: 307%
- Best for: Urban commuting, flat to moderately hilly terrain
- Features: Silent clutch engagement, smooth shifting, mechanical or Di2 (electronic) options
- Maintenance: Sealed design with minimal upkeep
- Ideal match for Gates Carbon Drive systems
Alfine 8 vs Alfine 11 – Key Differences & Use Cases
Alfine 11 (SG-S7001-11) The Alfine 11-speed hub offers a wider gear range and improved efficiency, making it a favorite for long-distance touring and more demanding rides.
- Gear range: 409%
- Best for: Touring, cargo bikes, e-bikes, hilly terrain
- Features: Oil bath lubrication for smoother operation and extended longevity
- More efficient than 8-speed at higher loads and cadences
- Compatible with both mechanical and electronic shifting (Di2)
Benefits of Shimano Internal Gear Hubs
- Fully enclosed system – protects from dirt, water, and debris
- Low maintenance – no exposed derailleur or chain tension issues
- Smooth and silent shifting, even under load
- Allows belt drive compatibility for a cleaner, grease-free drivetrain
- Perfect for year-round commuters and utility bikes
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Designed for gravel and mixed-surface riding, offering powerful, controlled braking with ergonomic levers
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Proven MTB braking system with outstanding modulation and heat dissipation, ideal for off-road or cargo bike setups