Betasso Product Overview
Betasso is an aggressive gravel tire with a robust RSL GX construction that is built using bead-to-bead plus sub-tread puncture protection so you can explore way off the beaten path worry free.
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 moreOur tires build strong kids
$1 from the sale of every Bontrager mountain bike tire supports the National Interscholastic Cycling Association. NICA is one of the fastest-growing high 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
Gravel Tire Guide
We'll help you find the right tire for the gravel roads you love to ride.
Gravel Tire GuideTry our tire finder
The right tire can make every ride better! Find the best tire for however and wherever you ride.
Find your tire| Size | 700C x 42mm | 700C x 45mm | 700C x 50mm | 700C x 55mm |
|---|---|---|---|---|
| Diameter | 700C | 700C | 700C | 700C |
| Width | 42mm | 45mm | 50mm | 55mm |
| TPI | 60 TPI | 60 TPI | 60 TPI | 60 TPI |
| Compound | Gravel Dual-Compound | Gravel Dual-Compound | Gravel Dual-Compound | Gravel Dual-Compound |
| Bead | Folding | Folding | Folding | Folding |
| Type | Tubeless Ready (TLR)/Clincher | Tubeless Ready (TLR)/Clincher | Tubeless Ready (TLR)/Clincher | Tubeless Ready (TLR)/Clincher |
| Max pressure | 50psi | 50psi | 50psi | 50psi |
| ETRTO | 42-622 | 45-622 | 50-622 | 55-622 |
| Tread | Knobby | Knobby | Knobby | Knobby |
| Construction | RSL GX | RSL GX | RSL GX | RSL GX |
| Studdable | No | No | No | No |
| Sealant volume | 2oz (59mL) | 2oz (59mL) | 2oz (59mL) | 2oz (59mL) |
| Weight | 595g | 630g | 670g | 720g |