Yamaguchi Bicycles

Order a Custom Bicycle Frameset

Select a bike frame style (above) to find out more about buying a hand-built frameset tailored to your body measurements and take a look at the many custom bicycle frame options we offer.

YAMAGUCHI photo album link

Handlebars, Stems, and Cycling Accessories

Need custom aero bars to fit a threaded 1 1/8" mount? Yamaguchi Bicycles will build them to fit your bike and your requirements.

See our Hand-built Components for more information to place special orders.

We also offer Yamaguchi racing caps, T-shirts, and other Cycling Accessories which will be right at home with anyone who loves racing bikes.

Yamaguchi Bicycle Framebuilding School

UPDATE:Yamaguchi 2009 Schedule.

Learn how to build bicycle frames and stems by hand under master framebuilder and Category 1 Certified Race Mechanic Koichi Yamaguchi - small group courses with one-on-one guidance are held quarterly.

Please see the Framebuilding School pages for schedules, registration info, and answers to frequently-asked questions.

YAMAGUCHI Frame Building School album link

Who is Koichi Yamaguchi?

Koichi Yamaguchi is a renowned bicycle framebuilder with over 30 years of experience building high-performance bicycles for Olympic athletes and world champion cyclists.

See the Yamaguchi History to find out more about Koichi's experience designing and building bicycle frames by hand.

A Message from the Master Framebuilder

"I believe the character of a frameset depends upon having only one person work on it, from start to finish."