Mountain Frames

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

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.

Supercaliber SLR Frameset is an ultralight cross-country MTB frame that's itching to become your next dream bike. Its SLR Mountain Carbon layup is as light as it is meticulous, with a high modulus carbon fiber that gives you all the stiffness you crave and none of the weight. XC courses get rowdier every year, so it comes equipped 80mm of IsoStrut rear suspension to smooth your roll without kicking pedaling efficiency to the wind. It's right for you if... You want to build up the perfect cross-country bike with your own curated collection of components. You love the flexibility of being able to pick and choose every element of your bike and are ready for an ultralight and ultra-capable ride that's proven on the podium. The tech you get A featherweight, high-modulus SLR OCLV Mountain Carbon frame with modern XC geometry. 80mm of IsoStrut rear suspension from a RockShox SIDLuxe shock with 2-position remote damper. Designed to pair with a 110mm fork. The final word Supercaliber SLR frameset is ultralight, ultra-capable, and ready to be built into your dream ride. Why you'll love it - You get 80mm of IsoStrut rear suspension that partners with slacker, capable geometry for handling the roots and rocks of modern XC courses - You don't have to compromise stiffness for weight savings thanks to the SLR OCLV Mountain Carbon frame that's intensely light, stiff, and responsive - IsoStrut gives you tunable, damped suspension without missing out on efficiency for hammering up climbs at top speed - Pivotless seat stays save on weight and actively bend to help soak up trail chatter - You get to build it up with your dream collection of components Features: Nothing else like it Supercaliber’s unique frame design ditches traditional suspension hardware so there’s less weight, less maintenance, and less lateral flex. IsoStrut connects the mainframe to the pivot-less seat stays to offer about 80mm of rear wheel travel. This design offers a unique blend of efficiency, traction, and fatigue-fighting compliance that keeps racers fresh and in control. IsoStrut IsoStrut integrated suspension gives you just enough travel to stay in control. It's fully tuneable like a standard rear shock, but without the weight penalty of a full suspension bike.

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

Stache Carbon frameset is the perfect performance upgrade for fun-loving shredders who appreciate the confidence and stability of the 29+ mid-fat platform. Super-short chainstays, horizontal sliding dropouts, and our OCLV Mountain Carbon technology make this frame the fastest way to more fun on the trail. Features: 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. OCLV Mountain Carbon - Trek's mountain-specific carbon fiber is tougher carbon, with unique materials and layup procedures, Trek's advanced engineering, and a higher standard of testing.

Roscoe frameset gives you a solid starting point for an awesome hardtail trail build. The light and sturdy alloy frame is made for a 140-150mm fork, 29er wheels and wide tires. Spec it for however you’ll ride it, whether you're planning on getting down or catching air. - Fits up to 2.6" tires for a grippy, confident, and fast-rolling ride - Add a dropper post for more stability and control on rugged descents - Long, low, and slack - Roscoe's trail bike geometry gives you confidence for rugged descents.

1120 frameset is a bikepacker's dream. The rugged all-terrain frame is made for 29+ tires, has loads of mounts for gear, and can run a dropper post. Build it up exactly as you want, and explore the most extreme backcountry destinations in the farthest reaches of the world. It's right for you if... You live for freedom, value self-reliance, and want to build up an awesome bikepacking and off-road touring bike that'll take you places other bikes simply can't. The tech you get Aluminum frame with adjustable rear horizontal sliding dropouts, mounts for our proprietary rack system, and internal derailleur and dropper post routing. Plus, an FSA headset. Made for Boost148 29er wheels and 12mm thru axles. The final word This is the frame to get if you want to build a bike for big adventures. Every part of 1120 is made for better bikepacking and built to take on the burliest trails you can find. Why you'll love it - This boundary-expanding bike is ready to be spec'd for however you love to adventure - Our 1120 rack and durable harness system (sold separately) make it easy to secure 8L bags on the rear rack and additional gear up front for the best packing balance - So many mounting features let you set up your ideal expedition ride as you see fit - It's also an awesome mountain bike — if you're looking to tear up some singletrack, just pull off the racks - The horizontal sliding dropout lets you dial in your geometry and easily convert to singlespeed if your derailleur busts out in the wild

Marlin Frameset is a lightweight, versatile mountain bike frame great for building up as a fast cross country race bike or a rugged flat bar commuter. It's made of strong Alpha Silver Aluminum and is quick and capable on pavement, gravel, and singletrack alike. - All the value, plus all the versatility—it's a totally race-worthy mountain bike, with rear rack mounts if you use it for commuting too - It's really fun to ride, and feels like a much more expensive mountain bike - Internal cable routing extends the life of your cables and adds to the bike's sleek look - Like every model in the Marlin family, it's backed by Trek's lifetime warranty

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.

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

The frame of the P-29er is built with Ritchey’s proprietary triple-butted Logic steel tubing. That combines with its modern XC geometry to deliver a breathtakingly balanced ride – beautifully mixing a snappy and responsive soul with a comfortable and predictable personality. The P-29er is the ultimate cross-country mountain bike. With its pedigree firmly rooted in the decades-deep lineage of its P-series predecessors that helped define the sport of mountain biking, this latest version of the P-29er is very much a modern machine with features demanded by today’s XC riders. It boasts BOOST spacing along with stealthy dropper post routing and an ultralight forged tapered headtube. It fits tires up to 2.3” and is built around a 100mm-travel fork. All of this comes together to enshrine the P-29er as a monument to the spirit of endless singletrack adventure.

The Krampus is the bike that started it all — the plus-size movement that is. The Krampus features Surly’s Gnot-Boost rear hub spacing of 145mm; compatible with Boost 148 x 12mm thru-axle, 142 x 12mm thru-axle and 135mm quick-release hubs. - 100% Surly 4130 CroMoly steel frame and fork; double-butted main triangle and 44mm headtube - New tube-set uses the same trumpet tubes found on 2017 Karate Monkey frame - Gnot-Boost adjustable rear dropouts - Internal dropper seatpost routing - 30.9mm seat tube - Designed to fit up to 29 x 3.0” tires

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

Techs & Features: Advanced SL Composite Technology Professional Grade raw carbon fiber is woven in our composite factory to produce our lightest, stiffest, and highest-quality frames. This is the technology used by Giant’s pro racers in almost every cycling discipline. 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.

The Krampus is the bike that started it all — the plus-size movement that is. Krampus features Surly’s Gnot-Boost rear hub spacing of 145mm; compatible with Boost 148 x 12mm thru-axle, 142 x 12mm thru-axle and 135mm quick-release hubs. - 100% Surly 4130 CroMoly steel frame and fork; double-butted main triangle and 44mm headtube - New tube-set uses the same trumpet tubes found on 2017 Karate Monkey frame - Gnot-Boost adjustable rear dropouts - Internal dropper seatpost routing - 30.9mm seat tube - Designed to fit up to 29 x 3.0” tires

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

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

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)

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

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.

The Blackthorn 145 C frameset is your canvas for a dreamy all-mountain rig. The stiff carbon fiber frame improves your power transfer on flats and climbs, aided by 145mm of Split Pivot rear suspension travel with a supple yet supportive ride with superb pedaling efficiency, well-suited to the huge variety of trails you’ll be tackling. Our all-mountain geometry puts you in a confident position for descents and a comfortable position for the pedaly parts of the trail. On-bike cargo mounts let you configure your setup with space for two bottles and your repair kit, plus snacks and more via the top tube mounts. Blackthorn carbon all-mountain frame give you plenty to build on — just add your favorite parts and go make an epic day of it.

Timberjack is Salsa’s aggressive trail hardtail. Its progressive trail geometry is stable on descents and technical sections. The Alternator 2.0 dropouts are SRAM UDH-ready and offer future drivetrain flexibility. Ample accessory mounts and dual wheel size compatibility add more versatility to the package, making Timberjack a well-rounded ripper that likes to party. -Compatible with 130–150mm forks and dropper posts for confidence and capability on technical terrain -Alternator 2.0 dropouts equipped with SRAM UDH-compatible dropout plates; other Alternator 2.0 plates expand drivetrain and setup options. -Aggressive trail geometry with short chainstays and long front-center provide agility and stability on the trail -Front triangle space is maximized for frame bag use -6061-T6 alloy frame -Compatible with up to 27.5 x 2.8"" or 29 x 21.–2.6"" wheels and tires -Internal cable routing -Includes FSA headset, Salsa Deadbolt UL thru-axle, and Salsa Lip-Lock seatpost collar

Fuel Aluminum Frameset offers near limitless possibilities for your dream MTB build. Keep this alloy frame classic with a 145/150mm suspension setup and 29ers for ride-anything EX capability, go 150/160 and MX wheels to throw whips and get rowdy, or up the hard-charging prowess with a 160/170mm 29er LX build. Fuel's maximum adjustability is ready for it all.

Roscoe Frameset is a build-your-own-adventure hardtail frame that's up to get down. Its Alpha Platinum Aluminum chassis delivers progressive hardtail trail geometry that's confident anywhere from fast and loose trails to dirt jump lines, and is designed to be paired with a 150mm fork. Build it however you dream, then chase down your rowdiest pursuits. This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

Remedy C is a tough full carbon all-mountain frame that's burly enough for the roughest lines, and light enough to make that next climb seem a little shorter. This stout trail bike frame has 150mm of travel and a FOX DPX2 shock that keeps up on long, bone-rattling descents without giving up pedaling support. - "Wait for me," said no Remedy rider ever. This bike has a lot of travel, but it's also extremely quick on the flats and climbs - You’ll fade before the FOX DPX2 shock does—it's built to help you squeeze the most out of long, gnarly descents - 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

Fuel EX Carbon Frameset offers near limitless possibilities for your dream MTB build. Deck this OCLV Mountain Carbon frame out with a classic 145/150mm suspension setup and 29ers for ride-anything EX capability, go 150/160 and MX wheels to throw whips and get rowdy, or up the hard-charging prowess with a 160/170mm 29er LX build. Fuel's maximum adjustability is ready for it all.

Fuel EX C is the ideal start for a dream trail bike with a full OCLV Mountain Carbon frame that has 130mm of rear travel with a Fox Factory RE:aktiv Thru Shaft shock. Build it up light and fast or make it a beefy bruiser that's ready for some extra chunk. It's up to you. It's right for you if... You're after your own version of a holy grail mountain bike build. You know how you want to ride, and you know which parts you need to do it. You want the best all-around trail bike frame we offer, because you know that a great build starts with a great frame. The tech you get A full OCLV Mountain carbon frame with internal storage, 130mm of travel and Mino Link adjustable geometry, a FOX Factory Float shock with Trek's efficient RE:aktiv with Thru Shaft damper, and an included Bontrager Line Pro stem and Knock Block headset that prevents damage to the frame from spinning handlebars and fork crowns. Built for a PF92 bottom bracket and a 140mm fork. The final word A full OCLV Mountain Carbon frame and FOX Factory shock give you a major head start on a build that will be the envy of all other trail bikes. It's the best all-around option for riders who want a single versatile, high-performance ride that rips it up on every trail. Why you'll love it - A full OCLV Mountain Carbon frame makes for a ride that's light on the climbs and trail-tough on rough descents - RE:aktiv with Thru Shaft works faster than a normal shock, so it tracks the ground better and keeps you in control - This bike is perfect for shredding singletrack, hitting drops, and pushing your limits in multi-stage and marathon events - A sleek internal storage compartment gives you a versatile spot to stow tools and gear - We expanded our size range from XS through XL to ensure a better fit for all riders Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Small – XX-Large: 29-inch

Top Fuel C is a carbon full suspension frameset made for a super fast and fun down-county build that flies down technical descents and speeds through climbs and flowy sections. It's right for you if... You want to build up a quiver-killing bike that crushes all sorts of terrain. You know you want to start with a high-performance carbon frameset, and plan to spec it out as a mid-travel trail ripper. The tech you get A lightweight and trail-tough full OCLV Mountain Carbon frame with Mino Link adjustable geometry, an internal storage compartment, a 120mm Fox Performance Float shock with 2-position DPS damper, Knock Block 2.0 headset, Bontrager Elite 35mm stem, and internal cable routing. Designed for a 120mm fork, but can handle up to 130mm of fork travel. Fits 2.4" tires. The final word Top Fuel C is light, nimble, and fun. This OCLV Mountain Carbon frameset is ideal for building up the fast, efficient, and all-around-awesome trail bike of your dreams. Why you'll love it - The full carbon frame gives you a light, responsive ride - If you're looking to build up a lightning-fast, super versatile trail bike, this is exactly where you should start - Mino Link lets you make small adjustments to your geometry quickly and easily, even mid-ride - A sleek internal storage compartment gives you a versatile spot to stow tools and gear - New, removable Knock Block has a bigger steering angle to keep cables and hoses safe without sacrificing turning radius Wheel size: - Size X-Small: 27.5-inch - Sizes Small – X-Large: 29-inch