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Borealis Bikes

Borealis Crestone Carbon Fat Tire Bicycle

Borealis Crestone Carbon Fat Tire Bicycle

Regular price $ 3,699.99
Regular price Sale price $ 3,699.99
Sale Sold out
Shipping calculated at checkout.
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Contact Us Today! We can build you your custom fat bike today!

All Sizes in stock! 27.5 or 26" Fat Available!

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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.

 

  • Standard features include: SRAM Eagle NX 12-Speed drivetrain, SRAM Level T brakes, rigid carbon fork, carbon handlebars, carbon seat post, durable Sun Ringle Mulefüt rims and your choice of tires.
  • Frame geometry provides responsive handling, offering maximum control for varying conditions in snow or sand.
  • Tire clearance up to 26x5” and 27.5x4.5”.
  • Compatibility for 100-120mm of suspension travel for more technical riding.
  • Lightweight, durable carbon fiber frame comes with internally routed cables, 2-3 bottle cage mounts and lizard skin protectors on both the down tube and drive-side chain stay.

COMPATIBILITY:

  • Rockshox Bluto Fork tire size limitations: 26x5” or 27.5x4”
  • Mastodon Pro EXT Fork tire size limitations: 26x5” or 27.5x4.5”
  • Borealis Rigid Carbon Fork tire size limitations: 26x5” or 27.5x4.5”
  • Dually 29x45 and 27.5x45 Rims – Max tire width: 3”
  • All rims 65mm to 85mm wide are compatible with tire widths of 3.8” to 5”
  • HED Carbon 100mm Rims – Max tire width of 4.6”

SPECS:

Eagle NX Eagle GX Eagle X01 Eagle XX
Crankset SRAM Eagle NX SRAM Eagle GX SRAM Eagle X01 SRAM Eagle XX
Crank Arms 175mm Alloy 175 Alloy 175mm Carbon 175 Carbon
Rear Derailleur RD ENX 1 x 12 RD EGX 1 x 12 RD EXO 1 x 12 RD EXX 1 x 12
Chain KMC X12 KMC X12 KMC X12 KMC X12 Gold
Cassette PG 1230 11-50 XG 1275 10-50 XG 1295 10-50 XG 1299 10-50 Gold
Shifters SRAM Eagle NX SRAM Eagle GX SRAM Eagle X01 SRAM Eagle XX1
Brakes SRAM - Select SRAM - Select SRAM - Select SRAM - Select
Chain Ring SRAM 30T X-Sync
Frame Borealis Crestone Carbon
Fork Borealis Carbon Rigid Fork
Headset Borealis
Hubs Borealis: Front 15×150 Rear 12×197
Rims 26" or 27.5" Sun Ringle Mulefut V2
Spokes Borealis Straight Gauge
Nipples Borealis Silver Brass
Tires Your Choice
Bar Borealis Carbon Bar (35mm)
Stem Borealis 50mm or 70mm
Post Borealis Carbon Seatpost (31.6mm)
Saddle Borealis
Grips Borealis
Bottom Bracket SRAM DUB 100mm
DT/CS Protector Lizard Skins
Weight See weight calculator for exact weight.

GEOMETRY CHARTS


GEOMETRY CHART

Stack and Reach are the fundamental fit elements, they are both measured relative to the bottom bracket. When choosing the Borealis that is right for you, it’s important to find a balance in these measurements to ensure the best performance.

 

 

CRESTONE S M L XL S M L XL
Effective Top Tube 23.02 in 24.01 in 24.67 in 25.59 in 585 mm 610 mm 626.6 mm 650 mm
Seat Tube Center to Top 15.04 in 17.01 in 19.06 in 21.02 in 381 mm 432 mm 484 mm 534 mm
Head Tube 4.13 in 4.72 in 5.31 in 5.91 in 105 mm 120 mm 135 mm 150 mm
Seat Tube Angle 73 deg 73 deg 73 deg 73 deg 73 deg 73 deg 73 deg 73 deg
Head Tube Angle 70 deg 70 deg 70 deg 70 deg 70 deg 70 deg 70 deg 70 deg
Standover Height Due to various rim and tire options stand over is not identified.
Chainstay 18.07 in 18.07 in 18.07 in 18.07 in 459 mm 459 mm 459 mm 459 mm
BB Drop 2.36 in 2.36 in 2.36 in 2.36 in 60 mm 60 mm 60 mm 60 mm
Reach 16.04 in 16.65 in 17.22 in 17.76 in 407.3 mm 423 mm 437.5 mm 451.2 mm
Stack 23.50 in 24.05 in 24.61 in 25.16 in 597 mm 610.9 mm 625 mm 639.1 mm

 

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