Andy the Mechanic, AKA Andy Wallen, fields technical and bicycle fix-it questions.

Summary of what an experienced cyclist has learned over the years.

Contains maintenance tips and tutorials categorized by topic.

A Free Internet Presentation That Shows You How To Fix Bikes

Repair, maintenance, frame & wheel building.

Topics include bicycle maintenance, repair and common issues and fixes.

Step-by-step guides for bicycle tune-up and repair. A comprehensive, illustrated, online bicycle repair manual.

Chain-Suck binds chains onto the teeth of chain-rings, and brings pedalling to an abrupt stop. Find out why, and how to resolve the problem.

Repair Shop Notes

"Frequently Asked Questions" list from the rec.bicycles.tech newsgroup. Valuable answers that give more details than most sources.

Learn to check and evaluate bicycle gear ratios to improve the efficiency of your road or off-road bike -- includes both 27" and 26" gear charts.

Articles about Bicycle Repair by Sheldon "Fixit" Brown

Detail of my experience making a 20W 12V 20 degree headlight for my bicycle commute.

Drivetrain evaluator for bicycles, tricycles and other HPV's that use chains, sprockets, geared cranks and hubs with 1:1 power transfer to environment, ie wheels rather than screws.

Step-by-step bike tuneup and repair with color photos.

USA Cycling's advisory board for bicycle mechanics provides this site on how to become or locate professional race mechanics. Also, includes resources for the mechanic.

Hints and tips for maintenance and repair of the "silent" Sturmey Archer hub.

Post questions and get answers. Also, provides search engine that researches archived postings.