Mountain Frames

The Cassidy Alloy Frame gives you the confidence to seek out the steepest, most technical trails out there. Its stiff and durable aluminum frame stands up to trail punishment, whether you're enjoying a full day of shuttle runs, barreling through rugged rock gardens, or hitting drops and gaps. 165 mm of Split Pivot rear suspension offers progressive travel for the stoutest trails, with superior pedaling efficiency and consistent braking traction to boot. Build it up and go big.

Fuel EX AL Frameset is an aluminum trail frameset that's only limit is your imagination. It features progressive trail geometry that stretches out the front end for more confidence on descents, while keeping you perched in the back for punchy climbs. Its 140mm of rear travel makes light work of tech trails and jump lines, and is ready for your dream build. You want an affordable and capable full-suspension frame to build up however you want. You crave the versatility of a bike that can handle rowdy descents, and turn around and pedal back to the top for more. A lightweight aluminum frame with internal routing to protect your cables and simplify setup. A FOX Performance Float X rear shock that makes quick work of small bumps, and smooths out gnarly descents. Adjustable geometry that allows you to take control of your headtube and seatube angle. Fuel EX AL Frameset brings forward the tech we've seen in its carbon counterpart to an alloy model that's more economical, but just as ready to slay. Its modern trail geometry is built to handle any terrain, and its packed with new features to the alloy model, like in-frame storage, and adjustable geometry. - You get a light and reliable alloy frame that's only build limitation is your imagination - It features modern geometry that's ready for steep and loose descents, and hammering up climbs - With the adjustable angle headset (angled cups sold separately) and Mino Link, you can choose from six different geometry configurations - You'll have all the space you need for your treats and tools with new in-frame storage Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Small – X-Large: 29-inch

Procaliber frameset is a race-worthy carbon cross country mountain bike frame that's light, fast, and built to win. It has the unique advantage of IsoSpeed, a decoupler at the top tube/seat tube junction that gives you more compliance on rough trails for a smoother, faster ride. It's right for you if... In group trail rides and XC races, you lead the pack. You're looking for the performance edge that comes with a lightweight carbon frameset with exclusive IsoSpeed technology that smooths out trail chatter so you can stay stronger longer. The tech you get A lightweight OCLV Mountain Carbon frame with IsoSpeed, a tapered head tube, and internal control routing that's super easy to use. Procaliber frameset includes a Knock Block headset, and is designed for a 100mm fork, up to 2.4" wide tires and 1x drivetrains with up to a 36-tooth chain ring. Built for a PF92 bottom bracket, post-mount disc brakes, and Boost148 wheels. The final word A lightweight carbon mountain bike frameset built to perform in XC races and blazing fast group rides. It's nimble, quick on climbs, and responsive in and out of corners. Best of all, it delivers a massive advantage in speed and comfort with the trail-smoothing IsoSpeed decoupler. Why you'll love it - OCLV Mountain Carbon is race-light and trail-strong - The IsoSpeed decoupler makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - New internal control routing is super easy to use thanks to built-in channels that guide your hose or housing easily through the frame - You get a Straight Shot downtube for extra-stiff, responsive handling without added weight, and a Knock Block headset that protects against spinning bars and fork crowns

Farley AL is a high-value platform for your fat bike build. This lightweight Alpha Aluminum fat bike frameset has the ride characteristics of a traditional trail bike, with all the monster truck capability that comes with fat bike tires. Includes carbon fork. Built to accommodate 26x5" or 27.5x4" wheels. It's right for you if... You're looking for a light, strong, alloy fat bike frame with a trail-optimized geometry for stability and responsiveness on any trail in any season. The tech you get A lightweight Alpha Platinum Aluminum frame with adjustable horizontal sliding dropouts, suspension-corrected OCLV Carbon Bontrager Haru Pro fork, and FSA headset. Rear thru axle dropout is 197mm, fork thru axle dropout is 15x150mm. The final word High-value fun in any season. Farley AL is fast, fun, and capable, and you're getting a great jumpstart on your build with an included Bontrager carbon fork. Why you'll love it - If you were under the impression that fat bikes were sluggish, this bike will change your mind - It's a four-season freedom machine that lets you ride outside all year long - You can run your choice of wheels with 26x5" or 27.5x4" tires

Farley AL is a high-value platform for your fat bike build. This lightweight Alpha Platinum Aluminum fat bike frameset has the ride characteristics of a traditional trail bike, with all the monster truck capability that comes with fat bike tires. Plus, you get tons of mounts for adding accessories like racks, fenders, and gear cages. - All the mounts make it easy to add accessories and customize Farley for how you want to roam. - It's a four-season freedom machine that lets you ride outside all year long. - You can run your choice of wheels with 26x5" or 27.5x4" tires.

For fast XC riders and cross country mountain bike racers who want to cover a lot of ground fast, there's no better hardtail frameset than Procaliber SL. It's built with Super Light OCLV Mountain Carbon and delivers the unique trail-smoothing advantage of IsoSpeed, which takes the edge off fatiguing bumps in the trail so you can stay stronger longer. It's right for you if... You want to fly up climbs, rail the corners, charge through technical sections of trail, and win every sprint to the line. You have a dream XC build in mind, and you want to start with the lightest carbon hardtail frame we offer. The tech you get A superlight SL OCLV Mountain Carbon frame with Control Freak internal cable routing and trail-smoothing IsoSpeed. The Procaliber SL frameset includes a headset, and is designed for post-mount disc brakes and a PF92 bottom bracket. The final word Smoother. Lighter. Faster. Procaliber SL was built to win the XC game. The ultra-lightweight SL OCLV Mountain Carbon frame with IsoSpeed delivers serious performance for serious riders. Why you'll love it - This SL OCLV Mountain Carbon frameset is the ideal start to an obscenely lightweight cross country build - The IsoSpeed decoupler makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - Control Freak Cable Management allows you to run any combination of cables exactly the way you want, while still giving you sleek looks and protecting your cables against unnecessary wear - Boost148 spacing on all frame sizes except S, which has a 142x12mm rear axle

Ticket DJ is a lightweight, durable dirt jump mountain bike frame with a compact rear end and roomy top tube for major style, the best handling, and the biggest tricks. Horizontal sliding dropouts let you choose between a singlespeed or geared setup for a personalized ride. It's right for you if... You spend at least half your time in the air at the dirt jumps, skate park, or pump track. You want options for a singlespeed or geared setup on a durable, lightweight frame. The tech you get Ticket DJ Frameset gives you the basics and lets you run with them. The lightweight and durable Alpha Platinum Aluminum frame has horizontal sliding dropouts that enables a singlespeed or a geared setup, and its short chainstays allow you to pop off jumps. The final word Get it if you want a super-durable bike for dirt jumps, the skate park, or the pump track. It's at home in the air, and built in collaboration with the best slopestyle riders in the world: the Trek C3 Project. Why you'll love it - Trek C3 Project riders have helped to dial-in the geometry and features of this bike over years of collaboration, and the result is a highly refined ride that has helped to define the sport - Alpha Platinum Aluminum is light without compromising durability

Ticket S is a slopestyle mountain bike frame built for big tricks, big jumps, and a whole lot of style. Lightweight Alpha Platinum Aluminum and 100mm of rear travel with a FOX shock make it both durable and agile. It's the frame of choice for Trek C3 Project riders, and for good reason: they've built it over years of refinement and collaboration with our designers. It's right for you if... You want to hit jumps like the Trek C3 Project riders. You've got an appetite for the tricky stuff and want a flickable ride that's forgiving enough for hard landings. The tech you get Durable yet lightweight Alpha Platinum Aluminum with Mino Link adjustable geometry, 100mm of rear travel with a FOX Performance Flat SV shock to soak up big landings, and features inspired by Trek C3 Project riders like water bottle bosses on the down tube for shifter mounts and a bottom bracket bolt to keep the crank from spinning while you're in the air. The final word Get it if you want a slopestyle whip you can throw around on big jumps. It's at home in the air, and built in collaboration with the best slopestyle riders in the world: the Trek C3 Project. Why you'll love it - This bike has won every major slopestyle comp, several times over - Mino Link lets you make small adjustments to your geometry quickly and easily, even mid-ride - A tapered headtube, pressfit bottom bracket, and 142x12mm rear dropouts are ready for your dream build

Remedy AL is a burly trail frameset built for rough trails, big hits, and wild all-mountain rides. It's designed for 27.5" wheels and riders who like to party on the descents. A super-stiff downtube with proven tech like ABP, plus 150mm of rear travel with a RockShox Super Deluxe Select+ shock make this frame ready for a build that suits your style. It's right for you if... You're building a custom all-mountain bike for getting a little wild and blasting sketchy lines. You love leaving the ground and you're looking for a ride you can whip around on the rowdiest trails. The tech you get An Alpha Platinum Aluminum frame with 150mm of rear travel and a FOX Performance Elite Float X shock, plus a Straight Shot down tube and Knock Block headset with a Bontrager Line 35mm stem. Mino Link adjustable geometry and Control Freak cable routing for a dialed build. Made for 27.5" wheels. The final word A stout trail frame that's fun to ride on the roughest trails, and most at home on the biggest all-mountain rides. A piggyback shock that can keep up with the longest descents and dialed frame details give you a head start on your custom build. Why you'll love it - You get a solid base for building a bike that can keep up on your wildest adventures - Mino Link lets you make small adjustments to your geometry quickly and easily, even mid-ride - Wider is more stable: Remedy has clearance for up to 27.5x2.8" tires - Control Freak cable routing lets you run any set-up, like a right-front brake, internally-routed dropper, or electronic shifting - You'll fade before the FOX Performance Elite Float X shock does—it's built to help you squeeze the most out of long, gnarly descents

Remedy AL is a burly trail frameset built for rough trails, big hits, and wild all-mountain rides. It's designed for 27.5" wheels and riders who like to party on the descents. A super-stiff downtube with proven tech like ABP, plus 150mm of rear travel with a RockShox Super Deluxe shock make this frame ready for a build that suits your style. It's right for you if... You're building a custom all-mountain bike for getting a little wild and blasting sketchy lines. You love leaving the ground and you're looking for a ride you can whip around on the rowdiest trails. The tech you get An Alpha Platinum Aluminum frame with 150mm of rear travel and a RockShox Super Deluxe shock, plus a Straight Shot down tube and Knock Block headset with a Bontrager Line 35mm stem. Mino Link adjustable geometry and Control Freak cable routing for a dialed build. Made for 27.5" wheels. The final word A stout trail frame that's fun to ride on the roughest trails, and most at home on the biggest all-mountain rides. A piggyback shock that can keep up with the longest descents and dialed frame details give you a head start on your custom build. Why you'll love it - You get a solid base for building a bike that can keep up on your wildest adventures - Mino Link lets you make small adjustments to your geometry quickly and easily, even mid-ride - Wider is more stable: Remedy has clearance for up to 27.5x2.8" tires - Control Freak cable routing lets you run any set-up, like a right-front brake, internally-routed dropper, or electronic shifting

Stache AL Frameset is built with our lightweight and trail-tough Alpha Platinum Aluminum. This trail hardtail frameset is designed for fun-loving 29+ tires, with massive tire clearance, an elevated midstay, and Stranglehold Dropouts that make it easy to fine-tune your geometry or turn it into a singlespeed mountain bike. It's right for you if... Your attitude is that mountain biking should be, above all else, a ridiculous amount of fun. You want a base for your build that matches your fun-loving approach to the trail, with the versatility to run a full drivetrain or a singlespeed setup. The tech you get A trail-tough Alpha Platinum Aluminum frameset with super-short chainstays that give you the ability to pop off jumps and toss the bike around corners. Stache AL Frameset includes Stranglehold Dropouts so you can fine-tune your geometry or run singlespeed. It has internal derailleur and dropper post routing, a PF92 bottom bracket, a headset, and is designed for disc brakes and Boost148 29+ wheels. The final word Stache AL Frameset is the first step to more fun on the trail. The short chainstays deliver a lively ride and quick acceleration. Build it up with 29+ mid-fat tires for relentless traction. Why you'll love it - Stache is super versatile and equally at home on multi-day bikepacking trips as it is on rough singletrack - The super-short chainstays make it really easy to show off your wheelie skills - We're not the only ones who love it: DirtRag says, "[Stache] is the most fun bike I rode this year, and fun is where it's at." Features: Advanced frame tech - Stache is surprisingly nimble thanks to extra-short 420mm chainstays. The elevated mid-stay makes room for the extra-big tires while Stranglehold dropouts allow you to fine-tune your wheelbase length. 29+ - 29+ is a wider 3" tire that grips relentlessly while floating over terrain. Yet it delivers all the 29er benefits you know and love, like greater momentum and improved rollover.

1120 Frameset is a bikepacker's dream, ready to be built up as your ultimate all-terrain touring bike. This bike is made for exploring the most extreme backcountry destinations in the farthest reaches of the world, and it's great for fast overnight bikepacking trips and sub-24s, too. It's right for you if... You want to build up a ride for bikepacking and off-road touring in places other bikes simply can't take you. You’re looking for a lightweight and sturdy frame that's purpose-built for hauling all your gear anywhere you wanna go. The tech you get A Stache-inspired Alpha Platinum Aluminum frame with an adjustable rear Stranglehold Dropout that makes it easy to dial in your geometry and convert to singlespeed, a carbon fork, mounts for our proprietary 1120 rack system, and internal derailleur and dropper post routing. Comes with a headset and front and rear thru-axle skewers. The final word Every part of 1120 Frameset is designed for better bikepacking and built to take on the burliest trails you can find. Spec it how you like and build up your ideal rig for epic adventures. Why you'll love it - So many mounting features let you set up your ideal expedition ride as you see fit - The available 1120 rack and harness system makes it easy to secure the 8L bags dry bags of your choice in the rear rack and additional bags up front for the best packing balance - It's also an awesome mountain bike—if you're looking to shred, pull off your gear and racks and it's every bit as capable as our award-winning Stache

Fuel EX C Frameset is a light and ready frameset that's only limit is your imagination. It's constructed from lightweight, vibration-damping carbon fiber for a ride that's stiff where you want it and compliant where you don't. Its engineered for the trail with progressive geometry that stretches out the front-end for more control on descents, and gets steeper in the rear for better pedaling efficiency. You want a carbon frame that you can build up however you dream. You care about having the most progressive geometry that can handle anything on the mountain, and want to keep things lightweight. A premium carbon frame that damps vibrations and is ready to take on any trail. Internal cable routing to protect hoses and simplify setup. A FOX Performance Float X rear shock that makes quick work of small bumps, and smooths out gnarly descents. Adjustable geometry that lets you control your headtube and seatube angle. Fuel EX C Frameset is a lightweight carbon ride that's evolved for the trail. Its modern trail geometry keeps descending confident and climbing lively. In-frame storage lets you keep your tools tucked away on the trail, and adjustable geometry gives you total control of the ride. - You get a high-end carbon frame that's light and lively on the trail, and can be built up with all of your favorite components - It features modern geometry that's ready for steep and loose descents, and hammering up climbs - With the adjustable angle headset (angled cups sold separately) and Mino Link, you can choose from six different geometry configurations - You'll have all the space you need for your treats and tools with new in-frame storage Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Small – X-Large: 29-inch

Shred hard and shred fast with this lively 29er. it’s built on an all-new full-composite frame with adjustable geometry, giving you smooth control to blitz technical trails at speed. ADJUSTABLE FRAME GEOMETRY - New flip chip feature lets you change the head tube and seat tube angles, as well as the bottom bracket height, to fine-tune handling for varying trail conditions and individual riding style. 29ER CONFIDENCE AND CONTROL - Larger 29-inch diameter wheels optimized to roll over rough terrain with balance and stability, giving you the momentum to tackle technical climbs and the confidence to fly on fast, rugged singletrack descents. PROGRESSIVE TRAIL DESIGN - Lightweight Advanced-grade composite frameset features a longer reach and steeper seat tube for aggressive trail riding and improved climbing capabilities. Updated Maestro rear suspension features 120mm of rear wheel travel paired with a 130mm fork up front. ADVANCED COMPOSITE TECHNOLOGY - Giant’s High Performance Grade raw carbon material is used to produce this custom frame material in our own composite factory with a high stiffness-to-weight ratio. The front triangle of these framesets is assembled and molded as one continuous piece in a proprietary manufacturing process called Modified Monocoque Construction. ADVANCED FORGED COMPOSITE TECHNOLOGY - A state-of-the-art high-pressure molding process is used to produce complex-shaped carbon fiber components that are lighter, stiffer and stronger than similar components made from aluminum. This technology is used in critical performance parts such as Maestro Suspension rocker links. FLIP CHIP - MAESTRO - The flip chip allows riders to quickly adjust the geometry of their Maestro-equipped mountain bike to better suit how and where they ride. It lets riders change the headtube/seattube angles and bottom bracket height via eccentric (offset, two-position) hardware located on the upper rocker arm. MAESTRO SUSPENSION TECHNOLOGY - Four strategically positioned pivot points and two linkages all work together to create a single floating pivot for the most active, efficient and independent suspension system on the trail. OVERDRIVE - Giant’s original oversized fork steerer tube technology. Designed to provide precise front-end steering performance, the system’s oversized headset bearings (1 1/4” lower and 1 1/8” upper for road, 1 1/2” lower and 1 1/8” upper for mountain) and tapered steerer tube work in conjunction to provide optimal steering stiffness.

As a highly versatile touring bike, the Bridge Club hits the sweet spot that separates on- and off-road excursions. The simplistic design makes it fully adept to handle a full rack and pannier setup, frame bags, or any combination of the two. It doesn’t feel sluggish on paved shortcuts, but can also hold its own on dirt detours. If you’re feeling a little zesty on your next road tour, you won’t be ill-prepared for reroutes through the woods. The Bridge Club is designed to handle it all. - 100% Surly Chromoly frame, main triangle is double-butted; 1-1/8" threadless Chromoly fork - Rack, fender, and four sets of three-pack mounts - Disc brake-specific, single-position vertical rear dropout makes it less intimidating than other bikes in the category - Clearance for 700 x 47mm (with or without fenders) or 27.5 x 2.8" tires (27.5 x 2.6" with fenders)

The version 2.0 of the Riff offers practical updates in features and geometry without going all-in with progressive geometry that almost everyone in chasing. We wanted to keep this frame a hardtail that's great for bike packing and familiar-feeling on long days in the saddle on rolling terrain. There is a slightly steeper seat angle for more efficient climbing and shorter seat tubes to benefit dropper posts. Tough Broski Sliding Dropouts allow you to run single-speed, geared or even hub gears. Rear hub spacing in updated to Boost 148 . A modified chainstay allows fitting even some double cranks with “plus size” 2.8? wide. - ED coating inside frame and under the paint increase rust resistance - Boost 148mm rear hub spacing - Geometry is optimized for 120mm forks. Will work well with a 100mm fork, too. - Tange Prestige heat-treated butted CrMo steel; butted CrMo rear end - ISO disc brake tabs - IRD Broski Sliding Dropouts - S-bend seat stays and chainstays - Rear rack and fender eyelets - Dropper post cable routing runs on downtube and inside the seat tube - 34.9mm seat collar(not included), 400mm post recommended - CNC-machined 44mm headtube: Will fit 1-1/8" steerers with a ZeroStack 44 headset or fit tapered steerers with a ZS44 upper assembly and external cup (EC44) lower assembly - Recommended tire size: 27.5 x 1.95" ‚Äi 2.8" - Only the Large size frame comes with bottle mounts on the seat tube - 5.7 lbs (XS)

Designed to go where no normal fat bike can, the Surly Moonlander is for riders who want otherworldly capabilities on rocky shorelines, sand, snow, and desolate landscapes not yet discovered. It’s the ultimate choice for explorers who itch for the next great adventure, and aren’t afraid of what they might find. - Constructed from 100% Surly Chromoly Steel for excellent durability - Clearance for 24 x 6.25” tires, as well as 26 x 5.1", 27.5 x 4.8", and 29 x 3" - Comes with rack and fender mounts, as well as accessory mounts on both fork blades to enhance cargo capacity - Four frame sizes to fit most riders: SM, MD, LG, XL

We know you have a "dream build" list hidden away somewhere. Now’s the time to bring it to life on the Blackthorn Aluminum frame. This versatile all-mountain bike frame comes with a RockShox Super Deluxe Select + shock for 140mm of rear travel. Our tried-and-true Split Pivot suspension design offers a supple, supportive ride with incredible pedaling efficiency so you can take on a huge variety of trails. Start with the best all-mountain bike frame out there, hang your favorite components on it, and let it rip.

Timberjack is Salsa's aggressive trail hardtail. Its progressive trail geometry is stable on descents and technical sections, while the Alternator 2.0 dropouts allow for adjustable chainstay length to dial in ride characteristics. Ample accessory mounts and dual wheel size compatibility add more versatility to the package, making Timberjack a well-rounded ripper that likes to party.

Beargrease pairs a race-ready carbon frame with the capability of fat tires for the ultimate groomed-trail machine. Its trail geometry, dropper post, and 27.5" wheels grant you confidence in loose corners and descents and make for an all-season ripper. Frame and fork mounts for extra bottles and cargo make it easier to gear up for your long days out or even overnighters, and the high-performance XT/SLX drivetrain is the icing on the cake. For light-and-quick confidence on any terrain, Beargrease is one of the best carbon fat-tire bikes out there.

The Salsa Heyday! C Deore 12 is a carbon fat-tire bike with the versatility to go wherever your imagination takes you. The carbon-fiber frame keeps weight down — especially nice when you're hefting it over downed trees deep in the backcountry. The 26 x 4.6" tires float over snow, sand, and other soft surfaces, but you can also fit 27.5 fat and 29+ wheels and tires for other missions. A mind-blowing number of cargo and accessory mounts let you bring more than just the bare necessities, and Mukluk's geometry ensures a stable ride even when loaded. Alternator 2.0 dropouts allow for multiple drivetrain options, but the stock Shimano Deore 12-speed is the perfect place to start.

The Horsethief Carbon Frameset is where your dream trail bike begins. The Horsethief frameset can be built with either 29-inch or 27.5-plus wheels, and the flip chip allows for subtle geometry tweaks. The Split Pivot rear suspension technology and 120mm Fox Float DPS Performance Elite shock are a recipe for incredible small bump compliance and traction. With this solid foundation in place, just add the parts that make you happy—we can’t wait to see what you do with it.

The Blackthorn C frame blends a stiff carbon fiber chassis with our progressive trail geometry and Split Pivot suspension design. The result is a well-balanced platform for an all-mountain bike that descends with gusto, rails through features, and makes climbing up for lap two as painless as possible. The Fox Float X Factory shock delivers 140 mm of travel to guide you through whatever the trail serves up. On-bike cargo features hold your tube, pump, and repair kit, and more on the frame to lighten up your hip pack—or allow you to ride pack-free. We made Blackthorn C the best all-mountain bike frame around. Take it and make it your dream bike.

Lowside is the bike that gets you across town for a quick rip on singletrack, then over to the bar for a night out. Your BMX Bike All Grown Up Lowside is like the grownup version of the bike you rode when you were a kid and still had hopes and dreams and some semblance of ambition. It's just as happy riding singletrack as it is parked outside your favorite drinking establishment. Lowside is a single speed mountain bike. Singlespeeding has been a part of Surly's DNA since day one when we launched the 1x1 Rat Ride. After a lot of Homie Fall Fests and more feats of strength than we can recall, we decided to discontinue it a couple years back. Lowside picks up right where the 1x1 left off. "Some have dubbed the Lowside the ultimate pub cruiser." - Modern trail standards: dropper post compatibility, 44mm headtube, Gnot-Boost rear spacing, thru-axles - Compatibility with most mountain bike standards makes it the perfect parts bin bike (no rim brakes allowed though) - Spec'd in alternating years with 26 x 3" or 27.5 x 2.8" tires, the Lowside remains capable of running either option

Karate Monkey is a highly versatile trail bike that plays the part of 29er and 27.5+ equally well. Karate Monkey delivers a resilient, lively ride on all sorts of gnarly terrain. Its frame is a highly-versatile canvas for whatever dirty masterpiece your brain cooks up. According to our computing machine (Thor) it can be set up in approximately 487 different configurations. Originally designed as a 29er (and the frame that helped spark the 29" wheel movement), the latest Karate Monkey is designed to perform just as admirably as a 27.5+ rig as well. This allows you to pick your poison — provided your poison is having a really great time while permanently donning a huge grin, of course. - Modern trail standards: dropper post compatibility, 44mm headtube, Gnot-Boost rear spacing, thru-axles, suspension corrected fork - Compatibility with most mountain bike standards makes it the perfect parts bin bike (no rim brakes allowed though) - Clearance for 29" x 2.5" or 27.5" x 3" tires

As the first "plus" bike to hit the market, Krampus changed the way many people approach trail riding. It's shown people the light of how high-volume, large-diameter tires can vastly improve the ride experience. It's also done a bang-up job dispelling the myth that big tires make you slow. Krampus is kind of like the opposite of a mullet: long in the front and short in the rear. With a long toptube and compact chainstays, it takes trail-shredding abilities to the next level. A mullet may be business in the front, party in the back but Krampus makes partying its business. - Modern trail standards: dropper post compatibility, 44mm headtube, Gnot-Boost rear spacing, thru-axles, suspension-corrected fork - Compatibility with most mountain bike standards makes it the perfect parts bin bike (no rim brakes allowed though) - Clearance for 29 x 3" tires

The Ogre can get you to your job during the week, then way out of town on the weekend. It’s not sluggish on pavement or gravel and can also hold its own on singletrack. Ogre brings several sensible features to the 29er platform, including horizontal slotted dropouts with Gnot-Boost spacing, a tweaked non-suspension corrected geometry, and a beefy tire clearance. - 100% Surly Chromoly steel, double-butted main triangle - TIG-welded, Horizontal slotted with derailleur hanger, Gnot-Boost spacing allows the use of 135mm QR hub, 142 x 12mm thru-axle or 148 x 12mm Boost hubs. Features Rohloff torque arm slot and threaded eyelets for fenders, racks and Surly trailer mounts - Full-length Surly Trip Guide housing line guides for derailleurs and brakes; two sets of bottle cage mounts; upper seatstay threaded barrels, mid- and low-blade fully threaded through-blade fork eyelets; threaded holes for racks, fenders and trailer mounting nuts; Rohloff OEM2 axle plate mounting slot - Disc brakes only. Disc mounts are 51mm IS. Note: rear disc brake is limited to 160mm maximum rotor diameter and requires the use of Surly caliper adaptor (included with frames and bikes) - Frame is E.D. coated for increased life expectancy - Tire clearance for 29 x 2.5" or 27.5 x 3"

The All-Around Fat Bike Wednesday sits in the middle of our Trail category, but don’t let that fool you into thinking that’s its only use. With Wednesday, we borrowed elements from some of our Trail and Touring models to create a versatile fat tire trail bike that can truly handle anything you want to attempt. If you do an equal amount of off-road touring as you do hitting trails, Wednesday’s ability to play both parts equally will suit you well. Or, if you’re looking for a fat bike and don’t need the fattest tires on the market, Wednesday’s 26 x 4.6” tire clearance is just the ticket. "Any day of the week’s a great day to ride a Wednesday." - Modern mountain standards: stealth dropper post routing, 44mm headtube, suspension correction, front and rear thru-axles - Full suite of useful braze-ons: front and rear racks, multiple sets of three-pack mounts, fenders - Full-forward, short chainstay position: 26 x 3.8? tires on 80mm rims; full-rearward, longer chainstay position: 26 x 4.6? tires on an 80mm rim

The Karate Monkey frame features updated, progressive trail geometry, a new tubeset, and Surly’s Gnot-Boost rear dropout system to support multiple drivetrain and wheel size configurations. - 100% Surly 4130 chromoly steel frame and fork; double-butted main triangle and 44mm headtube - Tubeset uses the same trumpet tubes found on Instigator 2.0 frame - Adjustable rear dropouts with 145mm Gnot-Boost spacing works with 142 x 12, 148 x 12mm, and 135mm w/ 10/12 washer - Internal dropper seatpost routing - 30.9mm seat tube ID - Clearance for 29 x 2.55 or 27.5 x 3 tires

Slash AL Frameset is a hard-charging aluminum enduro frame that's ready for your dream build. It gives you the trail-crushing geometry you crave, plus a high pivot design that helps you punch up square-edge climbs and stay planted on rowdy descents. It's equipped with a 170mm RockShox Super Deluxe Select+ rear shock and designed for a 170mm fork of your choice. Set it up MX with a 29-inch front and 27.5-inch rear wheel, or go full 29er. The choice is yours. The world is your oyster – you can equip this Slash frameset with just about any build you can dream of. - Its high-pivot suspension gives you insane control for hairy descents, while carefully tuned anti-squat and oversized pulleys make pedaling astonishingly efficient - You have full control of your ride feel with suspension progression adjustment and optional adjustable angle headset cups - You get the flexibility to roll with either an MX 29in front and 27.5in rear wheel setup or go true 29er - Internal frame storage means you've always got your tools, flat kit, and snack at hand