"Adding 160 tungsten studs to the Gnarwhal clearly adds a lot more gnar, not to mention a lot more bite in icy conditions"

"A very good low weight fast rolling tire that works well all around on hard packed snow,loose snow and icy sections"

"The Gnarwhals handled [those] conditions with ease and cat-like traction"

"Testers were pleasantly surprised that there wasn't more rolling resistance while riding the Gnarwhal tires"

Flats happen, learn how to change your tube quickly so you can get back rolling.

Setting your bike’s tire pressure correctly will give you a more comfortable ride with better grip and handling. Learn how.

Trek is committed to changing the world by getting more people on bikes, and it starts with sending kids down the right trail. We’ve pledged $1 for every MTB tire sold, totaling over $1 million in support to the National Interscholastic Cycling Association, the governing body for middle- and high-school mountain biking in the US.