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Crestone Frame

20% OFF COMPLETE BIKES & FRAMES - ENDS 3/31. Discount applied in cart.

0% APR up to 24 months with Affirm! Financing Options Available at Checkout.

$1,000.00 USD

Size Chart

bike size chart

Shipping and Returns

PO boxes not accepted.Shipping discounts or exclusions only apply within the lower 48 states of the US. Contact us if damage occurs during shipping. 

Borealis offers a 30-day money-back guarantee. If you are unsatisfied with your purchase for any reason, you can exchange your product or return it for a full refund minus any associated transaction fees and shipping costs. Customer is responsible for return shipping costs. Returned and exchanged items must be in sellable condition.

LIMITED LIFETIME WARRANTY

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

HIGHLIGHTS

  • Traditional fat bike geometry is both responsive and nimble for variable conditions in snow or sand.
  • Standard features include: Eagle NX 12-Speed drivetrain, rigid carbon fork, carbon handlebars, carbon seat post and durable Sun-Ringle Mulefut rims.
  • Tire clearance up to 26x5” and 27.5x4.5”.
  • Compatibility for 100-120mm of suspension travel for increased comfort and control.
  • Lightweight, durable carbon fiber frame comes with 2-3 bottle cage mounts and lizard skin protectors on both the down tube and drive-side chain stay.
  • Available as frame only or as a frameset which includes a fork.

Frames include:

  • Chainstay and seatstay protectors
  • Seatpost collar
  • Rear axle
  • Derailleur hanger

Frame with Fork includes all of the above as well as:

  • Fork of your choice
  • Complete headset assembly with compression plug / star nut
  • Front axle

All frames are covered by a LIFETIME warranty and crash replacement program.

 


 

Wheel / Tire Size 26 x 3.8–5.0" on up to a 100mm rim / 27.5 x 2.8-4.5 on up to a 82mm rim / 29 x 2.25–3.0
Susp Fork Travel 100-120mm
Fork Offset 51mm
Headset-Upper IS41
Headset-Lower IS52
Seatpost ø31.6mm
Seat Collar ø34.9mm
Dropper Compatible Internal - 125mm for SM & MD / 150mm for LG & XL
Front Derailleur Type Compatible
Bottom Bracket 100mm Threaded BSA 
Crankset (Max Ring) Chainline 76mm / 1x (34t)
Rear Brake (Rotor) 74mm post (160–180mm)
Rear Spacing 197 x 12mm thru-axle
Rear Axle ø12 x 229L, TP= 1.5, TL = 20
Derailleur Hanger Borealis Custom
Bottle Mount  SM : 2 (downtube) / MD, SM, XL: 3 (downtube & seatube)
Rear Rack Reccomendation Old Man Mountain Divide Fat 
Rear Rack Mounts, Upper None
Axle to Crown 487mm
Steerer Tube Size 28.6mm
Steerer Style Tapered
Crown Seat Diameter 40mm

 

 

 

  S M L XL
EFFECTIVE TOP TUBE 585 mm 610 mm 630 mm 650 mm
SEAT TUBE CENTER TO TOP 381 mm 432 mm 484 mm 534 mm
HEAD TUBE 105 mm 120 mm 135 mm 150 mm
SEAT TUBE ANGLE 73 deg 73 deg 73 deg 73 deg
HEAD TUBE ANGLE 70 deg 70 deg 70 deg 70 deg
STANDOVER HEIGHT Varies based on wheel and tire size
CHAINSTAY 459 mm 459 mm 459 mm 459 mm
BB DROP 60 mm 60 mm 60 mm 60 mm
REACH 407 mm 423 mm 438 mm 451 mm
STACK 597 mm 611 mm 625 mm 639 mm

 

 

 

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