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Choose Your Model

Don’t settle for anyone else’s bike. Drop by Chain Reaction and we'll help design your very own Project One, Trek’s custom bike program. Customize, personalize, sensationalize, the choice is yours. Just select the model, fit, styling, and components you desire, and we’ll build your dream bike.

Choose Your Model

Choose Your Model

Keep it on the road with Madone, Domane, Émonda, Silque or Speed Concept, or take your dream to the trail with Top Fuel, Fuel EX or Procaliber.

Choose Your Paint

Choose Your Paint

Thousands of colors and design schemes, from boldly simple to outrageously cool, are brought to impeccable life by the best artists in the business.

Choose Your Parts

Choose Your Parts

You can spec every detail to your liking, from wheelset and group to saddle and cable housing, or choose one of Trek's preconfigured combinations.

Learn More

 

Chain Reaction Bicycles is your local bicycle shop for the San Francisco Bay Area! Unlike some other shops, we are dedicated 100% to serving the needs of local cyclists; our offerings are exclusively available for in-store pickup. Our "northern" store is located at 1451 El Camino Real, Redwood City CA, 94063. 650 366 7130. Our "southern" store is located in Foothill Crossing Shopping Center, 2310 Homestead, Los Altos CA, 94024. 408 735 8735. Our hours and directions to our stores may be found here. We look forward to taking care of all of your cycling needs, including service! Mike & Steve Jacoubowsky, Partners, Chain Reaction Bicycles. Serving you since 1980!