Tires

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An evolution of the Wrathchild, the Wrathlorde provides maximum performance in the iciest, most challenging conditions. Aggressive, tightly-spaced lugs decrease rolling resistance without compromising on traction while 300 XL concave studs tear into ice like no other tire yet. - Deep, aggressive lugs dig into snow - Siping creates a more conforming lug for added traction - XL Concave studs tear into slick surfaces - Tall side lugs provide confidence in corners - We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to pre-mature casing wear and stud loss.

From loose snow to icy freeze-thaw and everything in between, Wrathchild craves the best and worst winter conditions. - XL Concave Studs - Deep lugs provide accelerating, braking, and cornering traction - Open tread pattern sheds snow - We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to pre-mature casing wear and stud loss.

From loose snow to icy freeze-thaw and everything in between, Wrathchild craves the best and worst winter conditions. Deep center lugs aggressively claw into unconsolidated snow for extreme acceleration and braking traction. Super tall side lugs dig into loose snow to provide predictable and confident cornering. Encounter sheer ice on your ride and Wrathchild’s concave studs tear into the surface. - Deep, aggressive lugs dig into snow - Tall side lugs provide cornering confidence - 252 concave studs tear into slick surfaces - Tubeless ready - We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to pre-mature casing wear and stud loss

The extra width of the Dillinger 5 provides flotation over loose snow additional grip while turning, accelerating or braking on ice and packed snow. Available in both studded and non-studded configurations. The studded version comes with 258 concave, aluminum carbide tip studs to provide extra bite and increased durability. - Carbide studs grip ice - Braced side lugs improve cornering - Tubeless Ready - We design 45NRTH tires for extreme winter cycling applications. We do not recommend this product be used with power assist bikes as the additional torque and system weight can lead to pre-mature casing wear and stud loss.

Dillinger 4 is a fast traction studded fat bike tire. The tightly spaced center tread rolls quickly, while taller, braced side lugs improve cornering in snowy conditions. Carefully positioned studs allow for railing icy, off-camber singletrack with confidence and control. - Braced side lugs for improved cornering - Directional center lugs for rolling speed and braking traction - Replacement studs and stud insertion tool sold separately - Replacement studs and stud insertion tool sold separately

From light winter trail riding to commuting, the Kahva allows you to carve your way through winter with concave carbide studs as well as single, double and triple siped lugs. - Siping on center and side lugs lets the Kahva conform to terrain for increased grip in any riding conditions - Concave carbide studs provide traction in the iciest conditions - Directional lugs provide low rolling resistance while offering excellent braking traction

- Studded tire for added traction when conditions get icy - Weight optimized 120tpi casing, Silica rubber, max tire pressure 20psi - Tubeless ready bead/casing

Power Cross Jet tire features small blocks on the tread pattern provide excellent tread strength and maximum speed. - Improved transmission of pedaling power for controlled grip - Specially adapted reinforcements provide safe, low-pressure riding on all terrains

Michelin Power Cross Mud's tread pattern transmits pedaling power more effectively in mud terrain for a controlled grip. - For low-pressure cycling on rugged terrain using specially adapted cotton reinforcements - PSI: 72 - Weight: 380g

Versatile and confidence inspiring, the Gravdal securely navigates through harsh winter conditions with concave carbide studs for added traction in icy conditions. - Siping creates a more conforming lug for added traction - Concave carbide studs provide traction in the iciest conditions - Reflective strip on sidewall makes you more visible when riding in low-light conditions - Fits most bikes with cantilever or disc brakes

Whether the surface is wood or concrete, this unmatched tire holds the sprinter's line like nothing else. The Pista's silk (seta) casing sports over 1,000 threads-per-inch, a tread that is fast-rolling and grippy in the corners, and our seamless latex inner tube for a stellar track tire that's race-day light, super-supple for a sweet ride, and ready to carry you to victory after victory. The latex tube is lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve. Handmade - Handmade tires combine many attributes to create the most comfortable and lowest rolling resistance tires. Sealed Silk - Silk is a strong, soft, natural fiber casing that unlocks peak casing and tire performance. Soft - The S stands for Softer and more Supple. This tire utilizes a softer durometer tread rubber especially valuable on track and cyclocross tires. Latex - Latex tubes are stronger, lighter, super supple, absorb shock, and conform precisely to terrain, reducing rolling resistance.

- Silk casing provides the highest ride quality, thanks to an unmeasurably high thread count of tightly woven, fine silk filaments that produce a thin, pliable and extremely strong fabric. - Corespun cotton casing, a favorite of world-class athletes due to the light and supple material that maximizes comfort, control and performance. - High-thread-count SuperPoly casing increases suppleness and reduces rolling resistance compared to Poly casings. - UCI-legal 33mm width Handmade - Handmade tires combine many attributes to create the most comfortable and lowest rolling resistance tires. Sealed Silk - Silk is a strong, soft, natural fiber casing that unlocks peak casing and tire performance. Soft - The S stands for Softer and more Supple. This tire utilizes a softer durometer tread rubber especially valuable on track and cyclocross tires. Latex - Latex tubes are stronger, lighter, super supple, absorb shock, and conform precisely to terrain, reducing rolling resistance. PPS - The Puncture Protection Strip is a special fabric placed between a tire's tread and casing to increase resistance to punctures.

- Lighter, grippier, faster - The ''Turbo'' of spike tires - Agile and sporty - Please note, in order to ensure that spikes are permanently fixed, tires should be run in for about 40km (25 miles) on asphalt, while avoiding any fast acceleration or heavy braking.

The Snowshoe 2XL is an all season Fat Bike tire designed for mountain riding on any terrain including sand, rocks, mud, and snow. - Tightly spaced center knobs for lower rolling resistance and uniformly spaced squared should knobs for added grip on the sides - Silica Compound aids in traction in wet and snowy conditions when temperatures drop - Tubeless Ready for added control on low air pressure and reduced rolling resistance

The Strada is Challenge's go to tire for long days on the road. This all-condition tire combines a round profile that takes the sting out of rough pavement with a construction that provides maximum control and low rolling resistance. This handmade tubular combines a supple, 1000+ TPI Sealed Silk casing with natural rubber tread, and a seamless latex inner tube for improved comfort, confident cornering, and quick handing. The latex tube is lighter, thinner and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve. This tire includes PPS Ganzo, a lightweight and supple Puncture Protection System placed between the tread and casing to increase resistance to punctures.

The World's top athletes rely on tubular tires for speed, traction, and lightweight. And the MTB One is their ultimate XC racing tire. The 300TPI PolyCotton casing, and round profile, provide a supple ride that conforms to the terrain while taking the edge off rough trails. Combined with a low-profile, natural rubber tread, this tubular tire provides low rolling resistance and excellent grip. Included is a seamless latex inner tube which is lighter, thinner and more flexible than a butyl tube, lowers your rolling resistance, and helps to prevent flats. The tube also includes a removable core Presta valve. Handmade - Handmade tires combine many attributes to create the most comfortable and lowest rolling resistance tires. Latex - Latex tubes are stronger, lighter, super supple, absorb shock, and conform precisely to terrain, reducing rolling resistance.

- Built with a cotton and aramid casing with a latex inner tube for maximum performance - New compound from the Power All Season range for maximum grip on wet and dry surfaces - Robustness based on "High-Density Protek" technology, a cross-laid reinforcement on the tire cap covering the tread - Tubulars developed and used by Team Cofidis during the 2018 and 2019 seasons in the World Tour

This race-day-specific weapon has raised the bar on tire technology. The Corsa Speed uses a proprietary Graphene compound, which is then paired with an ultra-fine Corespun-T casing. The end result is a tire that maintains the lowest rolling resistance, while still providing the trademark Corsa suppleness and outstanding wet weather grip - 320 TPI Corespun cotton casing - Proprietary Graphene compound - Lightweight, flexible latex inner tube

Designed for trail riding in loose snow, Vanhelga brings traction technology to an entirely new level. The latest Vanhelga features an updated tread pattern increasing ramping on the center lugs for better rolling efficiency while spreading out shoulder and side lugs to increase braking traction and provide more confidence in the corners. Dual compound rubber lengthens tread life in the center of the tire while enhancing cornering control on the sides. Triple-siped shoulder knobs boost traction on ice. The tubeless ready design delivers a super supple ride quality, further enhances grip, and saves weight. In addition to these technological advancements, Vanhelga’s deep and open tread pattern sheds snow and tracks flawlessly when the trail becomes soft and sloppy. - Aggressively siped lugs for enhanced braking, acceleration, and cornering control - Shovel-design side lugs provide increase braking traction and more stable cornering than the previous Vanhelga tread pattern - Increased ramping on center lugs increases rolling efficiency

The Ground Control Fat tire uses similar knob shapes as the narrower versions in order to offer the best climbing, braking, and cornering traction for your fat bike excursions. No matter the conditions, you'll be able to ride with confidence and maximize your enjoyment. - Casing: 120 TPI - Bead: Foldable for 26", 26 x 4.0" Butyl wrapped bead = 2Bliss Ready - Compound: 60a - 26 x 4.0", Max Ride 15 PSI / Max Install 25 PSI, approximate weight 1290g - 26 x 4.6", PSI 5-20, approximate weight 1450g

BOS is the airport code for Boston, Massachusetts, the original hotbed of North American ‘cross and home to some of the harshest weather and the toughest courses. If you’re pinning on a number in New England you better be ready for rain, roots, ruts and mud. And, you better have a set of Donnelly BOS tubulars in your quiver. This tire is even more aggressive than our mud-proven PDX. It features buttressed side-knobs for outstanding traction in super muddy corners and off-cambers, and a center tread pattern that is all bite when it comes down to a tractor pull. Size: - 700 x 33mm Weight: - 386 grams Type: - Tubular Part #: - D50030 Product Features: - Buttressed side-knobs for superior cornering traction. - Unique center knob pattern designed for maximum traction when you need it most. - Soft rubber compound provides extra grip and shock absorption. - Tubeless design means an airtight casing with no inner tube to puncture. - Rubber-coated sidewalls are extremely durable and prevent deterioration from water, mud and dirt. - No additional sidewall coating necessary. - All in one construction means tread will not peel away from the tubular casing. - Precision design creates a straight tire with no variances in size or alignment. - The tire and base tape are consistently straight making it easy to glue and install to your wheel. - A removable valve core allows for valve extenders installation as well as insertion of tire sealant. - Liquid sealant can be used with all Donnelly tubulars to prevent or repair typical punctures.

LAS was designed with speed in mind. Minimal tread equates to speed but secure shoulder lugs help bite when the bike is leaned in and out of corners. LAS is also the go-to for snowy, rutted, icy cyclocross course conditions, when you need as much surface contact as possible to keep your tires planted. - Diamond file center tread with progressive shoulder lugs for cornering - Tire Intended Use: Cyclocross - ISO Diameter: 622 / road / 29" - ISO Width (mm): 33mm - Labeled Size: 700 x 33 - Tire Bead: Folding - Tire Diameter: 700c - Tire Type: Tubular - Weight (oz): 13.3

The Corsa has been the race-day choice of pros for years and is now better than ever. The Corsa achieves the holy grail of performance: speed, suppleness, durability, and reliability. Whether winning a Grand Tour, or a local crit, the Corsa family delivers world-class performance. - 320 TPI Kevlar reinforced Corespun-K casing for increased sidewall protection - 4 separate Graphene rubber compounds

- P Zero Velo TUB brings the handling and cornering behavior Pirelli is famous for to the finest handmade tubular construction. - It was developed on the fields of World Tour racing and in its debut year it already is a winner of a grand tour. Now available for your own. - Corespun 320tpi w/aramid reinforced casing. - Anti-puncture belt under the tread. - Latex inner tube for better weight, rolling and anti-puncture. - Soft yellow compund for racing usage. - Designed for modern wide tubular rims. - 48 mm RVC valve.

Let Dunderbeist loose on your local groomed single track and feel the aggressive tread claw through the snow with unrivaled propulsion and braking traction. Its 4.6-inch footprint provides enhanced flotation and is compatible with a wide range of frames. Dual compound rubber rolls fast and keeps you in control while shredding the berms. Point uphill and feel the Dunderbeist dig in as you attack climbs covered in loose, unconsolidated snow. Pair Dunderbeist with its sibling front tire, Flowbeist, for the ultimate combination of traction and control. - 4.6” footprint - Designed for optimal use as a rear tire - Aggressive side lugs comprised of soft rubber compound - Ideally paired with Flowbeist front tire

Flowbeist attacks groomed single track with confidence thanks to an ultra-aggressive tread that’s ready for whatever the trail throws at it. Designed for optimal use as a front tire, its wide 4.6” footprint floats well, rolls fast and is compatible with a wide range of frames and forks. Digging into berms brings the Flowbeist alive as its tall side lugs with softer compound rubber claw the snow. Hit the brakes on tight twisty single track and the aggressive tread design digs in to keep you and your bike in control. Pair Flowbeist with its sibling rear tire, Dunderbeist, for the ultimate combination of traction and control. - 4.6” footprint - Designed for optimal use as a front tire - Aggressive side lugs comprised of soft rubber compound - Ideally paired with Dunderbeist rear tire

From hardpack groomed trails to soft backcountry pursuits, Hüsker Dü’s 4.8 inch wide casing offers a huge footprint while maintaining rolling efficiency for the best balance of speed and float. Built around the perfect balance of low rolling resistance, traction and flotation, shorter center treads roll faster, and slightly taller shoulder knobs give more bite when cornering. An overall reduced lug count, combined with a tubeless-ready bead make the 4.8” Hüsker Dü a great option for any winter fat bike adventure. - 4.8” casing offers the most float of any 45NRTH tire - Ideal for loose conditions at low pressure - Reduced lug count for rolling efficiency on harder packed trails - Tall shoulder lugs increase cornering traction

The ‘turbo’ of spike tires. With 361 spikes it bites firmly into icy roads. The tungsten carbide core of each spike is clad in weight-saving aluminum. The scales stop at 695 g, yet the tire remains agile and sporty. - Schwalbe's Performance line of tires offers excellent quality and the best value for an intensive-use tire.

The Baby Limus is Challenge's all-around cyclocross tire designed for races with constantly changing conditions. This tire is ready to take on wet sand, sticky mud, or dry, fast, packed courses. This handmade tubular combines a supple, 300TPI SuperPoly casing with natural rubber tread, and a seamless latex inner tube for improved grip at lower pressures, confident cornering, and quick handing. The latex tube is lighter, thinner, and more flexible than a butyl tube, increasing your comfort, lowering your rolling resistance, and helping to prevent flats. The tube also includes a removable core Presta valve. This tire includes PPS, a Puncture Protection System placed between the tread and casing to increase resistance to punctures. Handmade - Handmade tires combine many attributes to create the most comfortable and lowest rolling resistance tires. Latex - Latex tubes are stronger, lighter, super supple, absorb shock, and conform precisely to terrain, reducing rolling resistance. PPS - The Puncture Protection Strip is a special fabric placed between a tire's tread and casing to increase resistance to punctures.