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Gunnison Product Overview
Gunnison is our ultra-durable and tacky trail tyre. An aggressive tread pattern helps Gunnison stick to the ground for confident handling in a mix of loose, rocky and technical trails. Tune in with our ultra-tacky host Cam McCaul to get a grip on Gunnison.
How to change a flat tyre
Flats happen, learn how to change your tube quickly so you can get back rolling.
Learn moreHow to: Pump your tyres
Setting your bike's tyre pressure correctly will give you a more comfortable ride with better grip and handling. Even better, it can help prevent flats
Watch the videoNICA story
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 US $1 for every MTB tyre sold, totalling over $1 million in support to the US National Interscholastic Cycling Association, the governing body for junior- and secondary-school mountain biking in the US.
Read moreProduct features
Gunnison Pro XR
Gunnison, Colorado, – a gateway to some of the most iconic rides, ranging from rocky desert terrain to high-alpine classics. To stay true to their namesake, Bontrager Gunnison are built to perform best on varied trails with mixed conditions.
All-around trail tread pattern
The tread design on Gunnison is an all-around trail tread pattern for grip and durability in mixed conditions.
Pro XR construction
A durable 60 TPI casing with square-woven nylon sidewall puncture protection.
Trail dual-compound
A medium centre rubber for braking and climbing traction with a soft shoulder for cornering confidence.
Go tubeless
A properly set up tubeless system lets you run lower tyre pressure for better traction, added confidence and a smoother, faster ride.
30-Day Unconditional Guarantee
If for any reason you’re not satisfied with a Bontrager or Trek 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.
Learn moreTry our tyre finder
The right tyres can make every ride better! Find the best tyres for however and wherever you ride.
Find your tyreOur tyres build strong kids
$1 from the sale of every Bontrager mountain bike tyre supports the US National Interscholastic Cycling Association. NICA is one of the fastest-growing secondary school sports in North America and Trek is proud to support their efforts to provide opportunities for all American youth to build strong body, mind and character through mountain biking
| Size | 29" x 2.6" |
|---|---|
| Diameter | 29" |
| Width | 2.6" |
| TPI | 60 TPI |
| Compound | Trail Dual-Compound |
| Durometer | 60a/52a |
| Bead | Folding |
| Type | Tubeless Ready (TLR)/Clincher |
| Maximum pressure | 40 psi |
| ETRTO | 66-622 |
| Tread | Knobby |
| Construction | Pro XR |
| Studdable | No |
| Sealant volume | 89 ml |
| Weight | 980g |