The Bolinas Ridge family of mountain bikes are designed for the recreational mountain biker looking to explore the local singletrack or dirt paths. Utilizing our lightweight Series 1 aluminum alloy frames, 100mm travel suspension forks, and reliable Shimano drivetrains, these bikes are capable of tackling real trails and pushing your own boundaries. Size-specific 27.5” or 29” wheels, disc brakes, and 2.25” MTB tires mean comfort, traction, and control through any rough terrain. Get outside and explore with the Marin Bolinas Ridge.



The Bolinas Ridge series has a disc specific Series 1 6061 aluminum
frame with a replaceable derailleur hanger and an integrated

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Detail image of the Bolinas Ridge mainframe

29” OR 27.5” WHEELS

The Bolinas Ridge has a growing wheel size for the best fit and
performance with the choice of 27.5” or 29” platforms on the size M,
27.5” wheels on size S, and 29” wheels on sizes L, XL, and XXL.

Detail shot of the Bolinas Ridge rear disc brake mount


All Bolinas Ridge models feature disc brakes for minimal
maintenance and all-conditions stopping power.

Detail shot of the front end of the Bolinas Ridge


The Bolinas Ridge line features durable double wall rims, serviceable
cassette freehubs, proven Shimano drivetrains, and readily available
parts that are built to last.