Tires/Tubes

45NRTH utilizes a two-piece construction method to create a reliable and high-performing bicycle tire stud with a concave carbide-aluminum design. The open space and edges created by the large concave crown result in twice the surface area for increased traction and grip. - Concave tip for traction, durability, and longevity - Aluminum base to save weight - Compatible with 45NRTH stud insertion tool - Compatible with all studdable 45NRTH tires - 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.

45NRTH utilizes a two-piece construction method to create a reliable and high-performing bicycle tire stud, featuring a concave carbide-aluminum design. The super-sized concave crown creates open space and inside edges of the bowl, resulting in twice the surface area for increased traction and grip. - Concave tip for durability and longevity - Aluminum base to save weight - Compatible with the 45NRTH stud insertion tool - Compatible with all studdable 45NRTH tires - Large stud offers more bite than regular concave stud and less rolling resistance than XL stud - 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.

Latkat is a grip-focused winter road tire that gives riders control and confidence on cold, wet roads. Our Gripkraft rubber compound boosts wet-weather braking and cornering grip for predictable performance on pavement. - 60 TPI tubeless-ready casing - Siped and grooved tread for traction in wet winter conditions - Gripkraft winter rubber compound for wet-grip performance and abrasion resistance - Reflective sidewall stripe for visibility on low-light rides - Bead-to-bead puncture protection for dependability 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 premature casing wear. Always check with rim manufacturer to verify rim and tire compatibility before assembly or use

Commuting to work or school on black ice just got faster and easier with the Xerxes. 140 studs provide unrivaled control on those morning rides where ice patches threaten your commute. When a layer of snow conceals black ice, the ultra-narrow profile easily slices through the fluff and gets straight to business providing extreme traction in these extreme conditions. Run the Xerxes at minimum pressure for traction performance, and maximum pressure for a quieter and faster ride on clean roads. - 140 Steel Carbide Studs - Fast-rolling center tread - Narrow profile to fit in most 700c frames - 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.

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

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

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 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 - 252 carbide aluminum studs - Directional lugs provide low rolling resistance while offering excellent braking traction - 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.

Do you ride in a wide range of winter conditions? Dillinger is one of the best winter fat bike tires for mixed conditions, thanks to its balance of speed and traction to help you stick to your line without slowing you down. And with optional studs, you’ll never slip, slide, or lose control on ice. Details: - Fast-rolling center tread for carrying speed - Large, braced side lugs for predictable cornering performance - Available with 168 Large Concave Carbide Aluminum Studs, 168 Carbide Steel Studs, or a custom-studdable tread for tuning your own stud pattern - 60 TPI and 120 TPI casing options - Tubeless-ready for supple ride quality, more grip, and weight savings - We design 45NRTH tires for extreme winter cycling applications. We do not recommend using this product 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.

Vanhelga is a fat bike tire designed for trail riding in loose snow. It brings traction to a new level with dual-compound rubber, triple-siped shoulder knobs, and an open tread pattern that sheds snow. Vanhelga sheds snow and tracks flawlessly when the trail becomes soft and sloppy. - 120 TPI tubeless-ready casing - Ramped center lugs for rolling efficiency - Aggressively siping for grip - Shovel-design side lugs for predictable braking and cornering - 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 premature casing wear and stud loss. - Always check with your rim manufacturer to verify rim & tire compatibility before assembly or use

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 - Custom studdable up to 252 studs - 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. - Always check with your rim manufacturer to verify rim & tire compatibility before assembly or use

The H5 700c hybrid tire is perfect for anything from gravel to a smooth path, or even a dirt shortcut across town. Sidewall knobs on the water-shedding tread handle dirt while still offering smooth rolling efficiency. Hard-Case Ultimate puncture protection keeps you rolling through anything in your path while the reflective sidewalls keep you visible. - Excels on pavement and gravel paths - Sub-tread co-extrusion provides maximum puncture protection - Anti-cut, bead-to-bead casing resists cuts from glass and sharp objects - Anti-pinch sidewall support prevents pinch flats - Aramid breaker belt protects against tread punctures - Reflective sidewall strips for added visibility

A versatile and fast race-ready tire that excels in loose-over-hard pack terrain. Join the team - ride their tire Legendary tire designer Frank Stacy provides another race-proven design with the XR2 Team Issue mountain bike tire. It's Tubeless Ready for fewer flats, and features a specifically-formulated compound for lightweight construction, improved cornering traction, and low rolling resistance. Product details - A versatile trail tire that excels in loose-over-hardpack and firm conditions - Fast rolling with consistent, predictable traction for a variety of trail conditions - Tubeless Ready (TLR) for easy tubeless setup and puncture protection - Supple and strong Inner Strength casing provides lightweight sidewall protection - Lightweight 120 TPI casing provides great ride feel and tire performance

AW3 is the set-it-and-forget-it tire for road riders and commuters. It rolls fast and keeps the flats away with durable Hard-Case puncture protection. Plus, it's made with a proprietary TR-Endure rubber compound and a lightly treaded design for confidence and traction in all conditions. - Leading puncture protection with traction for confidence in all conditions - Improved Hard-Case puncture protection provides best-in-class defense against flats - Proprietary TR-Endure compound delivers long lasting-traction in all conditions - Smooth-rolling, lightly treaded design with siping channels for traction and all-weather confidence - 60 TPI - Folding bead - Clincher

Lighter, faster, and longer lasting The all-new R3 Hard-Case Lite road tire rolls faster, with added traction, and a longer-lasting tread. The proprietary TR-Speed compound and updated Hard-Case Lite puncture protection increase both speed and durability while the lightly treaded design adds traction. With R3 you get a faster road racing tire that delivers added confidence through every corner. Product details - Designed for speed, traction, and durability while racing and road riding - Proprietary TR-Speed compound provides confident, fast-rolling performance - Hard-Case Lite with improved Nylon105 beaker belt provides lightweight puncture protection, great ride feel, and extra durability - Fast-rolling, lightly-treaded design adds traction and confidence - Low rolling resistance and excellent cornering grip - Tread styling gets more aggressive as size increases to better suit intended use

Get a grip The XR3 Team Issue MTB tire is perfect for riders who want traction and speed in a variety of trail conditions. It has a fast-rolling center tread and aggressive side knobs to keep you rolling fast and confident around corners, plus advanced rubber compound with Inner Strength casing. Great tires for race day or an afternoon out on the trails. Product details - A versatile trail or race tire that excels in a wide variety of conditions - Aggressive side knobs provide consistent cornering and traction across multi-trail surfaces - Lightweight 120 TPI casing and fast-rolling center tread maximize speed and ride feel - Supple and strong Inner Strength casing provides lightweight sidewall protection - Tread depth varies with size for better adaptation to terrain and consistent traction - Tubeless Ready (TLR) design for easy tubeless setup and added puncture protection - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together - 120 TPI - Folding bead - TLR/Clincher

Custom made for enduro racing, with DH toughness and all-mountain speed. Lighter, grippier, and even more durable The SE4 Team Issue Tubeless Ready tire offers incredible grip and fast-rolling efficiency in a lightweight enduro-spec casing. Our innovative Core Strength construction provides DH-level protection at a fraction of the weight. Combined with a 61/50 dual-compound rubber, this tire can handle the roughest terrain and live to ride another day. Product details - A robust enduro tire that excels in loose and rocky conditions - Aggressive tread design provides confident cornering and braking traction in demanding terrain - Tubeless Ready (TLR) for easy tubeless setup and puncture protection - Core Strength has sidewall and sub-tread protection for lightweight durability - 60 TPI - Folding bead

For the roads less traveled The GR1 Team Issue gravel tire is designed for fast rolling performance and consistent traction on the roads less paved. It has proven success at the most demanding gravel races and features Inner Strength Casing for lightweight puncture protection while maintaining a smooth, supple, fast feel. Plus, you can go tubeless for better performance and even more puncture protection. - A gravel tire that excels in fast and firm conditions - Fast-rolling and predictable cornering with consistent traction - Tubeless Ready (TLR) for easy tubeless setup and puncture protection - Supple and strong Inner Strength casing provides lightweight sidewall protection - Lightweight 120 TPI casing provides great ride feel and tire performance

Let the good times roll The all-new R3 Hard-Case Lite TLR gets you rolling faster with added traction, and a longer-lasting tread. The updated Hard-Case Lite puncture protection and Tubeless Ready design combine with a lightly-treaded design to offer a faster rolling road racing tire that maximizes confidence through every corner. Product details - Designed for speed, traction, and durability while racing and road riding - Proprietary TR-Speed compound provides confident, fast-rolling performance - Hard-Case Lite with improved Nylon105 beaker belt provides lightweight puncture protection, great ride feel, and extra durability - Tubeless Ready (TLR) design allows for easy tubeless setup and added puncture protection - Fast-rolling, lightly-treaded design adds traction and confidence - Low rolling resistance and excellent cornering grip - Use with Bontrager TLR wheels, sealant, and rim strips for a complete tubeless system designed and tested to work together

Biting traction to tame even the most aggressive DH tracks. Our most aggressive DH tire Bontrager's World Cup-winning downhill tire gives you incredible braking control and traction at high speed over aggressive, loose, rocky terrain, wet or dry. The unique G5 tread profile provides maximum bite at any lean angle, with a predictable transition into controlled slides. Product details - A downhill tire that excels in loose, rocky, and wet conditions - Center knob tie-bar increases braking traction - Dual-step shoulder knobs for high lean angle traction - Open tread spacing is self-cleaning - Dual-Ply multi-layer casing adds stability for heavy-duty DH tires with added butyl layer to prevent flats

When bite and traction are required above all else, the Gnarwhal keeps you moving. Roll through the roughest terrain and deepest snow with the stud-ready aggressively treaded Gnarwhal. Key features - Excels in snow, ice, and slippery terrain - Tubeless Ready (TLR) for easy tubeless setup and puncture protection - Inner Strength casing is lightweight sidewall protection that's supple and strong - Studdable design allows for added traction in icy conditions - Easy install of available Bontrager Tire Studs with Bontrager Tire Stud Tool

The Elite XP is a reliable road tire designed to meet your needs during demanding training rides, Sunday rides, tours, or just fast urban commuting. This is your 4-season, year-round tire. This handmade clincher combines a supple, yet durable Corazza Armor casing for improved sidewall protection; excellent puncture-resistance from our Ganzo PPS; and a high mileage, grippy, natural SMARTplus tread compound that handles wet and dry conditions without compromising comfort or ride quality. ?

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 TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant. TLR - TLR tires versions can be ridden tubeless with the addition of sealant but can also be run with an inner tube. - A bead-to-bead inner coating gives added puncture protection to these tubeless ready tires and greatly reduces gradual loss of air pressure. An aramid bead protection strip increases tire longevity and reduces rim chafing.

Make your mark on the gravel scene with the Gravel Grinder. This tire combines a fast-rolling diamond center with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant.. TLR - TLR tires versions can be ridden tubeless with the addition of sealant but can also be run with an inner tube. - A bead-to-bead inner coating gives added puncture protection to these tubeless ready tires and greatly reduces gradual loss of air pressure. An aramid bead protection strip increases tire longevity and reduces rim chafing.

The Chicane is a super fast rolling tire providing maximum control on dry hardpack, wet grass, and icy conditions. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant. TLR - TLR tires versions can be ridden tubeless with the addition of sealant but can also be run with an inner tube. - A bead-to-bead inner coating gives added puncture protection to these tubeless ready tires and greatly reduces gradual loss of air pressure. An aramid bead protection strip increases tire longevity and reduces rim chafing.

Race it hard or just head off the beaten path. The Strada Bianca wraps Challenge's proven herringbone tread pattern further around a large volume casing and adds a gravel specific construction to take you comfortably over less-than-perfect surfaces. This is your tire for rough roads, packed dirt, and most gravel surfaces. This TLR clincher with 120TPI nylon casing provides both performance, durability, and puncture protection when combined with the appropriate tubeless sealant.

Race it hard or just head off the beaten path. The Strada Bianca takes the proven construction of the Paris-Roubaix and adds volume to take you comfortably over less-than-perfect surfaces. Challenge introduces STRADA BIANCA H-TLR 45. The staple herringbone-design tire proves its handmade performances on rougher terrain with a new gravel-specific construction and an added beefier new 45mm size. The STRADA BIANCA 45 is the tire designed to take you comfortably rolling over rough pavement, cobbles, sandy or hardpack fields, to literally floating over the more enduring dry, rocky terrains. It is the first 45mm tire in the Challenge range.

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 tire takes tubeless to a higher performance level by combining TLR's properties with a handmade construction for the ultimate in traction and ride quality. This tire includes PPS Ganzo, a lightweight and supple Puncture Protection System placed between the tread and casing to increase resistance to punctures. And puncture protection is enhanced when combined with the appropriate tubeless sealant. 260TPI SuperPoly casing.