





Vulpine S
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Orders are typically processed within 1-2 business days and shipped via UPS standard ground service from our warehouse in San Rafael, California.
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We guarantee our products for at least two years.
Product description
The Vulpine S is the fastest tire we make. Vulpine S is the latest race-focused addition to WTB’s line of beloved gravel tires. Vulpine S is the gravel revamp of a proven semi-slick mountain tread with years of swift efficiency under its belt. The slick centerline decreases rolling resistance while its round tire profile is packed with short, tightly-spaced knobs to provide predictable cornering traction on hardpack terrain.
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Fastest tire we make

Fastest Centerline

Round Profile
TCS Tubeless Ready
700
| Product | Width | Level | Weight | Puncture Protection | TPI | Compound | Bead | Min/Max Pressure(psi) | Tire Size Designation | Optimal Inner Rim Width | GMS | Part number |
Vulpine S 40 x 700 TCS Light/Fast Rolling 120tpi Dual DNA SG tire | 40 | TCS Light/Fast Rolling | 517g | SG | 120tpi | Dual DNA | Tubeless Folding | 25-50 | 40-622 | 19-24mm | 40/38 | W010-1045 |
Vulpine S 40 x 700 TCS Light/Fast Rolling 120tpi Dual DNA SG tire(tan) | 40 | TCS Light/Fast Rolling | 500g | SG | 120tpi | Dual DNA | Tubeless Folding | 25-50 | 40-622 | 19-24mm | 40/38 | W010-1061 |
Vulpine S 45 x 700 TCS Light/Fast Rolling 120tpi Dual DNA SG tire | 45 | TCS Light/Fast Rolling | 580g | SG | 120tpi | Dual DNA | Tubeless Folding | 25-50 | 45-622 | 19-25mm | 45/43 | W010-1048 |
| Vulpine S 45 x 700 TCS Light/Fast Rolling 120tpi Dual DNA SG tire(tan) | 45 | TCS Light/Fast Rolling | 560g | SG | 120tpi | Dual DNA | Tubeless Folding | 25-50 | 45-622 | 19-25mm | 45/43 | W010-1062 |
*WTB's tire pressure recommendations have changed over time due to further developments in technology. Riders may always reference the markings on their tires for allowed pressures ranges, but may also consult wtb.com for the most up-to-date tire pressure recommendations from WTB. We calculate pressure recommendations based on an average rider weight of 160-180 lbs and suggest increasing our minimum recommended pressure on WTB.com by 2-3psi for every additional 10 lbs of rider weight. Never exceed the maximum tire pressure marked on a tire.
Frequently Asked Questions
40 and 45mm widths.
Any Vulpine S tire with a TCS Tubeless Ready logo is Tubeless compatible.
19-24mm.
19-25mm.
The Vulpine S 40 with black side walls comes in at a very light 517g.

SG Puncture Protection
WTB’s SG tires start at the material level, specifically formulated for superior sidewall protection and increased air retention in high-pressure tires.
Sidewall Protection: The extra layer defends most exposed areas of the tire and improves air retention for high-pressure tires.

Dual DNA
Dual DNA rubber compound combines harder, faster-rolling center sections with softer, grippier shoulders for optimal performance and weight. Additionally, each tire is equipped with robust SG puncture protection to ensure durability and reliability on any terrain.

Zero Plastic Packaging
All new WTB tires are packaged using 100% recycled materials and zero plastic. Our engineers and marketing team are constantly working towards reducing the amount of packaging our products requiring, while still providing you with the necessary information to make an informed purchasing decision. It's no small task, but minimizing the total amount of packaging has become an integral part of product development.
This results in simplistic packaging using more recycled materials and less zip ties. In the next few years, we're working to ensure 100% of WTB packaging goes in the recycling bins.

Tried and True
Gravel racers Whitney and Zack Allison put the Vulpine S to the test during the 8-day Transcordilleras bikepacking gravel race in Colombia, as well as the grueling 200-mile Unbound Gravel in Kansas, among other events.
“The Vulpine S tires are the best of all worlds: generous volume and some side tread for chunky terrain with a smooth center tread to keep the speed,” Zack Allison said.











