Design your dream bike. Schedule a call with us to make sure it's perfect.

Building your perfect bike is an exciting process, with a number of choices. That's why we offer time slots for you to schedule a call for help you dialing in your ideal build.

Have a question on fit? Need help choosing your gearing setup? Let us help. We promise to treat you as a friend in helping you find the best bike for your needs, regardless of who makes it.

Schedule your call:

Not ready for a consult? Here are a few other great options:

Send us an email at support@thesis.bike.
Check out our FAQ page.

Thesis Founder Randall R. Jacobs is a co-host of The Gravel Ride Podcast, a co-founder of The Ridership online community, a former pack-fodder pro XC racer, and a lifelong rider on a mission to make the joys of cycling accessible to people of all backgrounds and abilities.

Check out the Bike Fit 101 episode of the podcast with Randall and Coach Patrick Carey for a comprehensive yet easy-to-understand overview of the art and science behind our custom fit philosophy.