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Borealis Crestone (Carbon) Mastodon GX

Borealis Crestone (Carbon) Mastodon GX
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Since 2013, Borealis has specialized in lightweight carbon fiber fat bikes. The Crestone is our tried and true flagship model. The frame geometry is optimized for riding in snow and sand with clearance for up to 5” wide tires. Paired with the most technically advanced components in the industry, the Crestone sets the standard for premium quality carbon fiber fat bikes.

Contact store for more bike specs.
(412) 229-8473

Part Numbers

Option MPN
White/Blue/Black / Small / Minion 27.5 x 3.8 CRESTONE 13974
White/Blue/Black / Large / Rekon 29 x 2.8 CRESTONE 13972
White/Blue/Black / Large / Minion 27.5 x 3.8 CRESTONE 13973