Tag Archives: maintenance

Upgrading old road bikes

I’ve filled out and Harriet has formatted Sheldon’s page about upgrading old road bikes, which Sheldon left as a work in progress.

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Sachs Elan/SRAM E12 Internals

John has posted a new article about the mechanism of the Sachs Elan/SRAM E12 12-speed internal-gear hub; the largest, heaviest, most complicated internal-gear hub ever marketed — flawed execution of a brilliant design concept. The unusual way this hub establishes … Continue reading

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Shimano Internal-Gear Hubs

John has made major updates to the pages on Shimano Nexus and Alfine internal-gear hubs — 3-speed, 7-speed and 8-speed; also a page with general mechanical information.

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Stuck seatposts

John has added information on yet another way to remove a stuck seatpost — dissolving it using a strong chemical.…

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Flats

John has made a few revisions to Sheldon’s page on flat tires. More to come…

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Page updates

John has updated chains.html, with some added thoughts about chain cleaning, and more pictures; also leather.html, with a couple of comments from readers about leather treatments; k7.html and k8.shtml to reflect changes in product availability.

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A reader’s video shows what it’s all about

A reader has posted a very nicely-produced short video about upgrading of an older steel-frame bike. This kind of project is exactly what sheldonbrown.com is about. http://vimeo.com/22731816 The bicycle already has endured some 30 years, and it will probably still … Continue reading

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Harriet Fell’s updates to the site

While John is plugging away at adding new material to the site, I continue to work on cleaning up the code. I had started converting files to XHTML but I am now converting to HTML5 instead. I am trying to … Continue reading

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