Tag Archives: hub

SRAM G8 Hub

New article about the SRAM G8 8-speed internal hub gear — all you need to know to install this hub: specifications, gear ratios,  parts compatibility and availability, how the mechanism works.  As far as we know, this is the one … Continue reading

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How the i-Motion 9 hub works

New section on how the SRAM i-Motion 9 hub works in the article about that hub.

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Sturmey-Archer indicator spindles

John has compiled an article with dimensions of most kinds of Sturmey-Archer indicator spindle — the little rod and chain which the shifter cable pulls to shift the gears inside the hub. There are over a dozen different indicator spindles, … Continue reading

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Shimano Nexus 4-speed

John has put together a new article about the Shimano Nexus 4-speed internal-gear hub, with links to a parts list and servicing information. This hub has been discontinued, but in case you want to keep one going…

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Additions to Nexus/Alfine 8-speed article

John has added information to the article about Shimano Nexus and Alfine 8-speed internally-geared hubs, describing common failure modes and how to forestall failure; how to determine whether a hub might need service; and also normal noises and “clunks” which … Continue reading

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SRAM i-Motion 9 internal-gear hub

New article about the SRAM i-Motion 9 internal-gear hub — the only public source of information on how to rebuild this hub, and with links to installation information and (hard to find!) parts lists from SRAM.

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Rollerbrakes article expanded

Major additions to the article on Shimano Rollerbrakes — advanced instruction on maintenance, more advice about when these brakes are most suitable.

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New Shimano internal-gear hubs

Shimano has some new internal-gear hubs. We’ve updated the Shimano 3-speed page, and the internal-gear hubs page.

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Article about Rohloff hub

We have spiffed up an article about the Rohloff 14-speed internal-gear hub which had been lurking on the Harris Cyclery part of the site and placed it with the other informational articles.

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About torque

John has written a new article about torque, as it applies to threaded parts, braking and drivetrains.

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