Beargrease is our carbon hotrod fat bike, designed to convert strength and determination into speed. The super light chassis and the sure-footed rollover of 27.5 x 4? wheels and tires reinforce Beargrease's objective; to keep you in the express lane wherever you're headed. Point your front wheel towards the start line of a race on groomed snow or singletrack, challenge yourself on an overnight bikepacking trip, or just get your trail riding on.
Call the store for availability & TO DISCUSS YOUR DREAM BUILD.
Call the store for availability & TO DISCUSS YOUR DREAM BUILD.
- Design Wheel/Tire Size - 27.5 x 3.8" on an 82mm rim
- Alternate Wheel/ Tire Size 26 x 3.8-4.6" on up to a 100mm rim
- 27.5 x 3.0-4.0 on up to a 82mm rim
- 29 x 2.25-3.0"
- Susp Fork Length - 511mm (100mm)
- Rigid Fork Length - 483-486mm
- Fork Offset - 50-51mm
- Headset-Upper - IS41
- Headset-Lower - IS52
- Seatpost - ø30.9mm
- Seat Collar - ø35.4mm
- Dropper Compatible - Yes, internal (stealth)
- Front Derailleur Type - Not compatible
- Bottom Bracket - 100mm BSA threaded
- Crankset (Max Ring) - Fat bike ~75 chainline, 1x only (32t)
- Rear Brake (Rotor) - 74mm post (160-180mm)
- Rear Spacing - 197 x 12mm thru-axle
- Rear Axle - ø12 x 220L, TP= 1.5, TL = 20
- Derailleur Hanger - FS2322
- Bottle Mount Pairs - XS = 1, SM-XL = 2
- Under Downtube Mount Pairs - XS-XL = 1
- Top Toptube Mount Pairs - XS-XL = 1
- Rear Rack Mounts, Lower - Yes, use Salsa Alternator Rack 170/177
- Rear Rack Mounts, Upper - No, use Rack-Lock
- Rear Fender Mounts - No
- Optional Accessories - Split Pivot Top Cap Tool for Hanger
- Fork Design Wheel/Tire Size - 26 x 3.8-4.8"
- Fork Alternate Wheel/Tire Sizes - 26 x 3.8-4.6, 27.5 x 3.0-4.0", 29 x 2.25-3.0"
- Axle to Crown - 483mm
- Offset - 51mm
- Steerer Tube Size - 28.6mm
- Steerer Style - Tapered
- Crown Seat Diameter - 40mm
- Front Brake (Rotor) - 74mm post (160-203mm)
- Front Spacing - 150 x 15mm thru-axle
- Front Axle Size - ø15 x 198L, TP=1.5, TL=9
- Front Rack Mounts - 165mm Low Rider
- Fender Mounts - Yes, shared with rack
- Accessory Mounts - Varies by fork spec, consult bike or frameset spec for fork spec and fork features