Yamaguchi Bicycles

Cyclocross Bicycle Frame Messenger Bicycle Frame Road Bike Frame Time Trial Bike Frame Track Bicycle Frame

Order a Custom Bicycle Frame sets

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

YAMAGUCHI photo album link

Yamaguchi Bicycle Frame Building School

Learn how to build bicycle frame sets and stems by hand under Master Frame Builder and Category 1 Certified Race Mechanic Koichi Yamaguchi. Courses have a maximum of three students. Training is hands on with one-on-one guidance.

Please see the Frame building 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 frame builder 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.

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Yamaguchi Bicycles, Inc.

P.O. Box 25 Rifle, CO 81650

Email: mailto:yamaguchibike@gmail.com

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A Message from the Master Frame builder

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

Koichi Yamaguchi's Signature