Skip to main content

Borealis Crestone Eagle XO 27.5 Carbon

Borealis Crestone Eagle XO 27.5 Carbon
Color: Red/Wht
Size: Select size
Please select options Unavailable
Order now and pick up in-store for free


Since 2013, Borealis has specialized in lightweight carbon fiber fat bikes. The Crestone is our tried and true flagship model. Its 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.


Frame Carbon
Fork Carbon
Headset Borealis
Rear Shock N/A
Rims/Wheels Hed or Ringle Alloy
Hubs Borealis: Front 15×150 Rear 12×197
Spokes Wheelsmith black
Tires Varies
Crankset Sram Eagle XO Carbon
Chainwheel 30T
Bottom Bracket SRAM DUB 100mm
Chain X12
Front Derailleur N/A
Rear Derailleur XO
Rear Cogs XG 1295 10-50
Shifters XO
Handlebars Borealis Caron 35
Tape/Grips Borealis
Stem Borealis
Brake Levers Sram Select
Brakes Sram Select
Pedals N/A
Saddle Boreailis
Seat Post Borealis

* Subject to change without notice.

Part Numbers

Option Store SKU
Red/Wht / Small
Red/Wht / Medium 210000041903
Red/Wht / Large
Red/Wht / X-Large
Blue/Bronze / Small
Blue/Bronze / Medium 210000045518
Blue/Bronze / Large
Blue/Bronze / X-Large