A stud-ready winter tire designed to bite into any trail surface.
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Go slashing through the snow
When bite and traction are required above all else, this tire keeps you moving. Roll through the roughest terrain and deepest snow with the stud-ready, aggressively treaded Gnarwhal. Available to fit both 26 and 27.5 wheels, this versatile tire can be ridden with or without studs to add traction to even the slipperiest winter riding conditions.
Product details
A fat bike tire that excels in snow, ice, and slippery terrain
Aggressive and siped tread provides traction in even the slickest conditions
Tubeless Ready (TLR) for easy tubeless setup and puncture protection
Inner Strength casing is lightweight sidewall protection that's supple and strong
Studdable design allows for added traction in icy conditions
Easy install of available Bontrager Tire Studs with Bontrager Tire Stud Tool
27.5" tires can accept 216 studs, 26" tires can accept 160 studs
How To: Fix a Flat Bike Tire
Flat? Fixed. Our simple how-to video will show you how to get back on two wheels in no time flat.
Going tubeless adds performance, speed, and comfort to your ride and can even help seal punctures before they become flats. Bontrager makes tubeless setup simple, and we'll teach you everything you need to know to do it yourself.
If for any reason you're not satisfied with a Bontrager aftermarket purchase, return the item, along with the original sales receipt to the original place of purchase within 30 days for an exchange or refund. Think of it as a 30-day test ride.
We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, colors, and materials.
Weights are based off Trek pre-production products at time of publication. Weights may vary in final production.
