Fat Bike/Plus Size

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

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

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

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.

Tight enough tread spacing for high speed, drag-free onslaughts, yet blocky and tall enough to really dig in when it comes time to slam on the brakes. A rounded profile and staggered, supportive side knobs keep clamoring for traction even as the trail loses its camber. Most often used as a rear tire, the Trail Boss also keeps the front in check on hardpack trails. Want to go out and own it? Be the Trail Boss. Usage: XC / Trail / All Mountain Conditions: Dry to Damp / Hardpack to Loam - 27.5 x 2.25 TCS Tough/Fast Rolling: 1040g, Dual DNA compound - 27.5 x 2.25 TCS Light/Fast Rolling: 778g, Dual DNA compound - 27.5 x 2.25 Comp Tube-Type: 913g, DNA compound - 27.5 x 2.40 TCS Tough/Fast Rolling: 1050g, Dual DNA compound - 27.5 x 2.40 TCS Light/Fast Rolling: 844g, Dual DNA compound - 27.5 x 3.0 TCS Light/Fast Rolling: 1125g, Dual DNA compound

FAT PLUS Coronado is a plus-sized tire that increases ground clearance, stability and momentum, and floatation. Its mild and open center tread works with slightly more-aggressive side knobs for traction and efficiency in varied terrain. Coronado is an excellent choice for riders who venture onto the most rugged roads and trails. HOW IT WORKS - Center lugs feature a square-edge paddle design for maximum traction when pedaling and braking in loose terrain. - Transition lugs are tall and spaced out to shed loose debris; perpendicular siping enhances traction when turning. - Side lugs are large to dig in on turns and especially soft surfaces; a braking-shovel shape maintains control while braking in turns.

Our family of Dirt Wizards is highly-focused – one might even say spellbound – on providing traction and control on the kinds of surfaces where nary traction nor control are to be found. Its tread is comprised of a dual row of aggressive, trail-gobbling, beveled knobs in the center and well-spaced, siped knobs to dig into loose corners. Designed to work on 50mm rims, Dirt Wizards are tall and wide, providing next-level traction and cushioning. The casings have been designed to be flexible and responsive, yet durable and supportive. Minimum rim size for these naughty little wizards is a 35mm outer rim width. - Folding bead - Casing: 60 TPI

Our family of Dirt Wizards is highly-focused – one might even say spellbound – on providing traction and control on the kinds of surfaces where nary traction nor control are to be found. Its tread is comprised of a dual row of aggressive, trail-gobbling, beveled knobs in the center and well-spaced, siped knobs to dig into loose corners. Designed to work on 50mm rims, Dirt Wizards are tall and wide, providing next-level traction and cushioning. The casings have been designed to be flexible and responsive, yet durable and supportive. Minimum rim size for these naughty little wizards is a 35mm outer rim width. - Folding bead

Meet Edna: Surly's latest ultra-versatile fat bike tire. Edna was designed to perform admirably on a wide variety of terrains. Wanna go ride some super loose dirt or snow trails? Do it. Feel like riding over the pulverized bones of your enemies or, as some people call it, sand? Go for it. Hardpack? Lean back and let ‘er rip. Edna’s unique tread pattern has enough lug to provide bite on the loose stuff and a tight center tread that doesn’t drag on the hard. Add in a 4.3” footprint and you have enough traction and float to ride wherever and whenever you damn well please. - Folding bead - Casing: 60 TPI - Max pressure: 30psi - Weight: 1330g

The Knard is a tire that just makes sense. With its tightly-spaced, low-block tread pattern, it provides the perfect ratio of traction and low rolling resistance. It grips well on all sorts of different surfaces and will haul some sausage on hardpack terrain or groomed trails. If you want a tire that has a little less bite and a bit more speed but don’t want to sacrifice traction, look no further. With sizes ranging from a svelte 41mm all the way up to a hefty 4.8”, there’s a Knard to solve all your fast-rolling needs. - Folding bead - Casing: 60 TPI - Max pressure: 35psi

- Smooth rolling center pattern with larger lugs on shoulders for corner traction - Replacement tire for cruisers with directional tread

Whether you’re traveling on tarmac or trail, the beefy Super Moto-X offers you the best riding characteristics and plenty of comfort. Naturally, with the mark for fast e-bikes. - Double Defense: The twin protector of High-Density Guard + SnakeSkin. More safety for light off-road tires is impossible. - RaceGuard Protection - Dual compound - Wire Bead

- Well-spaced and siped lugs help keep rolling resistance at a minimum even while running low air pressure - Large siping of lugs provides additional grip in sand, snow, and other unfavorable conditions - Staggered corner lugs provide a stable and predictable turning platform - Available in 120 TPI for a supple, obstacle conforming tire, or 30 TPI for a durable yet forgiving casing

- Well-spaced and siped lugs help keep rolling resistance at a minimum even while running low air pressure - Large siping of lugs provides additional grip in sand, snow, and other unfavorable conditions - Staggered corner lugs provide a stable and predictable turning platform - Available in 120 TPI for a supple, obstacle conforming tire, or 30 TPI for a durable yet forgiving casing

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.

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

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

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.