Is a Rohloff worth it?
According to independent testing, Rohloff hubs are just as efficient as a derailleur drivetrain at transferring the power from your pedals to your rear wheel (~95% efficiency). In the mud, they would presumedly be even more efficient!
How internal bike hubs work?
Internal-gear hubs work on the principle of “planetary gearing.” Thus, the wheel turns 3 times for every 4 revolutions of the sprocket, lowering the gear by 25%. Middle Gear has the sprocket still driving the gear ring, but the gear ring drives the hub. Thus, the drive is direct.
How much does a Rohloff speedhub weigh?
Rohloff Speedhub is with a weight of 120g per gear, the lightest internal gear hub and at the same time the most reliable bicycle gear hub available. There are plenty of Rohloff Speedhubs rolling on the road – and off road – with more than unbelievable 100.000km!
What kind of hub does Shimano Alfine use?
The SHIMANO ALFINE S7001-8 hub offers a wide 307% gear range 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.
What makes a Shimano 8 speed hub clunk?
A “clunk” now and again on a Shimano 8 speed hub is normal. It is the sun gear rotating and engaging the axle pawls. Even if you pedal lightly it will make that noise/feeling but not as loud. The harder you pedal during shifting or right after, the louder the noise. It can change as the hub gets older.
Which is better the Shimano Alfine or the Rohloff?
Notably so, it costs roughly a quarter as much as the Rohloff. But beyond that, the Alfine incorporates an instant engagement clutch for more instant power and it keeps the hub far quieter than the Rohloff. Shimano has also developed electronic shifting (Di2) for these hubs and an electronic drop bar hydraulic brake lever choice.
Which is better nexus or Shimano 8 speed?
The Nexus and Alfine 8-speeds are more rugged than at least the older 7-speeds, but it have some well-known failure modes, and there are also well-known ways to prevent failure. Aaron Goss, of Aaron’s Bicycle Repair, reports: A “clunk” now and again on a Shimano 8 speed hub is normal.