Challenge's Grifo Plus clincher tire excels in snow, mud, grass, and firm dirt. It features a center section that offers excellent pedaling and braking traction, and its short knobs roll quickly. Built on a sturdy 60tpi casing, the Grifo Plus boasts an anti-puncture strip under the tread and polyester in the sidewalls for extra durability.

Challenge's Grifo Race clincher tire excels in snow, mud, grass, and firm dirt. It features a center section that offers excellent pedaling and braking traction, and its short knobs roll quickly. Built on a smooth, supple 120tpi casing, the Grifo Race boasts an anti-puncture strip under the tread and polyester in the sidewalls for extra durability.

Challenge's Mirage Tubular is light enough to race on, yet strong and durable enough for training. It's hand made on their lightweight 260tpi SuperPoly casing with a durable tread compound and tough polyester in the sidewalls. The center tread rolls quickly while the side tread sticks to the road in the corners.

Challenge's Almanzo is a wide-profile, versatile, multi-surface tire that excels when the road is less than perfect. It's great on dirt and in situations where you just don't know what the next mile will throw at you. The center tread rolls fast, while the shoulder knobs corner great. It's hand made on Challenge's supple and light 260tpi SuperPoly casing with double puncture protection, a durable tread compound that sticks to the road in the corners, and tough polyester in the sidewalls. Tubular tires are favored for their low operating pressures and resistance to pinch flats, a solid benefit in the world of 'cross or gravel racing.

Your search for an internediate, all-conditions 'cross tire is over! Challenge's Chicane can tackle it all, whether the course is dry and fast, or thick with mud. The grippy side knobs ensure you stay upright in every technical turn, and the center file tread rolls fast and smooth. It's built on Challenge's light and supple 300tpi hand-made SuperPoly casing with polyester-reinforced sidewalls, and there's an anti-puncture strip under the tread. The integrated latex tubes are lighter, thinner, and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats.

Challenge's Fango 33 Tubular is an aggressive tire for mastering muddy conditions. You'll be zooming through the corners and off-camber sections thanks to its grippy side knobs. It's also a great choice for dry conditions, thanks to its ramp-shaped center tread and short knobs that let it also roll quickly. It's built on Challenge's light and supple 300tpi hand-made SuperPoly casing, with its polyester-reinforced sidewalls, and there's an anti-puncture strip under the tread. You also get a latex tube. Latex tubes are lighter, thinner and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats, too.

Challenge's Forte Race is at the top of the heap when it comes to training tires. The 60tpi casing is light, supple, and provides a great, road-smoothing ride. Tough and grippy rubber compound offers traction, durability, and low roll resistance. The center tread uses a fast-rolling file tread, while the shoulders feature a traditional chevron pattern for enhanced cornering capabilities.

Challenge's Forte Race is at the top of the heap when it comes to training tires. The 120tpi casing is light, supple, and provides a great, road-smoothing ride. Tough and grippy rubber compound offers traction, durability, and low roll resistance. The center tread uses a fast-rolling file tread, while the shoulders feature a traditional chevron pattern for enhanced cornering capabilities.

Challenges Gravel Grinder Race is the tire you need to make your mark in the gravel racing scene. It pairs Challenge's supple 120tpi tire casing with a smooth-rolling center tread and aggressive shoulder knobs for great riding characteristics, high speeds, and excellent cornering traction.

Limus means mud in Latin, which is exactly what Challenge's Limus Open tire excels in. Its deep, aggressive, and well-spaced knobs cut through muddy ground to grip great. And, you'll be zooming through the corners and off-camber sections, too, thanks to its side knobs, while you'll power up inclines with ease thanks to the tall center knobs. The Limus is built on the same supple 300tpi hand-made casing as their renown tubulars, and there's an anti-puncture strip under the tread and polyester in the sidewalls for excellent durability.

Limus means mud in Latin, which is exactly what Challenge's Limus 33 Tubular tire dominates. Its deep, aggressive and well-spaced knobs cut through muddy ground and grip great. You'll be zooming through the corners and off-camber sections thanks to its grippy side knobs, and powering up inclines with ease thanks to the tall center knobs. It's built on Challenge's light and supple 300tpi hand-made SuperPoly casing with polyester-reinforced sidewalls, and there's an anti-puncture strip under the tread. You also get a latex tube. Latex tubes are lighter, thinner and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats, too.

Challenge's MTB One 650B Tubular is an amazing XC tire. It rolls fast and corners great, and is nice and light for effortless speed and super handling. But most of all, you'll love the awesome ride quality of this trick tubular. It boasts Challenge's supple 300tpi hand-made SuperPoly casing, with an anti-puncture strip under the grippy tread and polyester in the sidewalls for flat protection and excellent durability. Plus, it has a latex tube, which is thinner, lighter and more supple than ordinary butyl tubes, which adds even more pedaling ease, comfort and reduces your rolling resistance even more and also helps fight flats.

Tough rides call for tough tires, so if you're hitting the cobbles you better have Challenge's Paris Roubaix Tubular glued on your wheels. It has a wide profile to take the sting out of rough pavement and dirt roads, and puncture protection under the tread. It's hand made on their light and supple 300tpi SuperPoly casing with polyester-reinforced sidewalls, and a durable tread compound that sticks to the road in the corners. These tires also use latex tubes which are lighter, thinner, and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats, too.

Challenge's Pista 320 Tubulars rule the velodrome. The casings are crafted with their CoreSpun, a 320tpi top-quality woven cotton. It makes for a supple, strong, and light tire. With the high thread count, the 320 holds your line at any speed. You also get a latex tube. Latex tubes are lighter, thinner and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats, too.

Challenge's Pista Open Tubulars rule the velodrome. The casings are crafted with their top-quality, 320tpi CoreSpun cotton. It makes for a supple, strong, and light tire that flies across the boards. With the high thread count, the 320 holds your line at any speed. Open tubular construction features many benefits of traditional tubular tires, but with the low maintenance and easy installation of a clincher tire.

Challenge's Pista Seta Extra Tubular is THE tire if you're in the velodrome. Whether the surface is wood or concrete, this unmatched tire holds the sprinter's line like nothing else. The hand-made silk casing features more than 1,000 threads-per-inch, the tread is fast-rolling and grippy in the corners, and the tube is latex. It all makes a stellar track tire that's race-day light, super supple for a sweet ride, and ready to carry you to victory after victory.

Whether it's fondos or races, Challenge's Strada Tubular tires are the choice of pros and enthusiasts alike. At 25mm wide, these tires smooth out rough pavement and chip seal. The core-spun cotton casing is light, supple, and offers an unparalleled ride. Pair that with a latex tube and you've got tires that carve the corners and feature incredibly low rolling resistance. The chevron tread provides excellent traction whether it's wet or dry. A puncture-protection belt under the tread protects your tires from road debris and helps you knock out the miles.

Challenge's Vulcano Tubular is an economical tubular tire constructed of a lightweight 220tpi polyester casing with a butyl inner tube and a grippy, durable tread compound. Because it is both rugged and fast, it makes for a great training tire.

The Current Tire has a grippy, directional tread pattern, good shape, and generous width. It’s an affordable tire designed to make it easier for beginner riders to upgrade their bike and keep existing riders riding!

Aaron’s signature tires feature an updated block tread and bigger sizing. The uniform block tread is reminiscent of his original tire, but freshened up. Coming in at 20x2.30" and 20x2.40"

A classic knobby version of the Aitken signature tire. Traditionally a more dirt-specific tire but the tire’s fast rolling center tread allows it to be used on all terrains. - 20 × 2.35 only Single ply casing

Mike Aitken's popular signature tires for street and dirt. Ideal for use at high speeds. - 20 × 2.25, and 20 x 2.45 Dual ply casing

Chase Gouin’s signature tire. Predictable during tight turns and made to roll smooth at high speeds. Horizontal tread grooves provide shoe traction only when you need them to. This modern interpretation of one of the most popular tires ever made is used regularly by street riders too. Now available with a Special Compound tread durometer for polished indoor floors. 100 PSI, of course.

Tom likes to ride fast and go very high. These tires were designed to help him do just that. With a fast center tread, these tires are made for park, street and even dirt too. The side profile is reminiscent of a motorcycle tire as well, which is a nod to Tom’s motorcycle lovin’ ways.

Challenge's Almanzo is a wide-profile, versatile, multi-surface tire that excels when the road is less than perfect. It's great on dirt and in situations where you just don't know what the next mile will throw at you. The center tread rolls fast, while the shoulder knobs corner great. It's hand made on Challenge's supple and light 260tpi SuperPoly casing with double puncture protection, tough polyester in the sidewalls, and a durable tread compound that sticks to the road in the corners.

- When the conditions get muddy there is only one tire to get you to the finish line, the Baby Limus - Puncture protections keeps you riding and not changing flats - Use: Cross Racing: All around, Sticky Mud - Size: 700 - Tire Width: 33 mm - Internal Rim Width: 15-19 mm - Weight: 350 gr - TPI: 120 - Bead: Aramid - Casing: Nylon - BAR: 3.1-5.1 - PSI: 40-75

Your search for an intermediate, all-conditions 'cross tire is over! Challenge's Chicane can tackle it all, whether the course is dry and fast, or thick with mud. The grippy side knobs ensure you stay upright in every technical turn, and the center file tread rolls fast and smooth. It's built on Challenge's light and supple 300tpi hand-made SuperPoly casing with polyester-reinforced sidewalls, and there's an anti-puncture strip under the tread. Open tubular tires feature many benefits of traditional tubular tires, but with the low maintenance and ease of installation of clincher tires.

- Super fast and ideally suited for dry or grassy conditions, this is the tire to get you the win - Tubeless compatible for lower pressures and increased traction - UCI-legal 33mm casing - Use: Cross Racing: Dry, Grassy, Dusty or Icy Conditions - Size: 700 - Tire Width: 33 mm - Internal Rim Width: 15-19 mm - TPI: 120 - Bead: Aramid - Casing: Nylon - PSI: 40-75 - Color: Black-Black

Challenge's Criterium 320 clincher is hand made on their light and supple 320tpi CoreSpun woven-cotton casing with a long-wearing tread compound. The center tread rolls quickly while the side tread sticks to the road for awesome handling. There's also puncture protection under the tread.

Challenge's Criterium is the choice of the pros. Countless victories and podiums have been been won thanks to its supple, core-spun cotton casing. It makes the tires race-day light, fast, and strong. This exceptional tire has a center tread that rolls quickly with a grippy side tread for excellent cornering. There's puncture protection under the tread, too. These tires us latex tubes which are lighter, thinner and more flexible than butyl tubes, increasing your comfort, lowering rolling resistance, and helping to prevent flats.