Five-Speed Hub Gears

Article about 4- and 5-speed Sturmey-Archer hubs kindly shared by John Forester and now on sheldonbrown.com. This dips into the history of the hubs and suggests several useful modifications also applicable to other hubs.

More troubleshooting advice on Sachs/SRAM internal-gear hubs

There’s more troubleshooting advice now in our article about Sachs/SRAM internal-gear hubs: how to test whether a problem is inside the hub, or only in the shifter and cable — for hubs with 3, 5 or 7 speeds, with pullchain(s) or clickbox.

More about Sachs/SRAM hubs

John has prepared a new page about the Sachs Orbit hybrid-gear hub and added information about this hub to internal-gears.html and sachs-internal.html; also links to Karsten Stielow’s very interesting Web pages about Sachs and SRAM hubs.

Repair of Shimano STI Drop-Bar Brake/Shift Levers

These levers no longer index properly when the grease inside gums up — and the internals are very complicated. John Allen has posted an article describing several approaches to repair of these levers, and with a link to an expert in rebuilding them.

Repair of Shimano STI Drop-Bar Brake/Shift Levers

John Allen’s updates to the site 12/2010-3/2011

March 13-22-25
headsets.html – major updates including instructions on adjustment of threaded headsets; added exploded diagrams; resized photos and added a photo of a “brinelled” bearing race. More to come — photos of disassembly/reassembly.

March 12
velos.html — added comments in favor of the Peugeot UO-8 frame.

March 11
tooltips/cartridge.html — added information about Velo Orange French-threaded bottom bracket.

February 18
raleigh26.html Minor update (fixed formatting of a list, and one spelling error)
home-drop.html — noted unavailability of commercial drop bolts, pointed to my own implementation, ran a spell check.

January 1
saddles.html — added information on saddle width. tire pressure and width, and suspension seatposts.

December 28
gears/index.html, gears/internal.html, braquets/index.html — I put the new Sturmey-Archer S2 into the calculators. SA used the same model number for a different hub in 1966.

December 27
deakins/lowgears.html

December 26
speeds.html — added information about SRAM 10-speed systems
k7.html — added information on 9 of 10 on 7
k7-7.shtml — updated to indicate cassettes now no longer available
gearing/index.html — added links to more pages about gearing

December 25

seatpost-sizes.html and seatpost-sizes-m-z.html,: major updates and added encoded link to the Webmasters’ new e-mail address.

December 24
brakes.html — updated to provide a guide to the other brakes pages.

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