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Fuel EX 8 is a dialed trail bike for riders who chase down rowdy descents and want a bike that's happy to pedal back to the top and do it again. It has a stout alloy frame and an upgraded Shimano XT drivetrain for smooth precise shifting. The 150mm Fox Rhythm fork makes easy work of rocks and roots while the Fox Float X shock keeps you in control. New in frame storage and adjustable geometry give you all the perks that come with the carbon model, but without the lofty price tag. You want a full suspension trail bike that prioritizes suspension and shifting performance over a more expensive carbon frame. A light and stiff alloy frame with 150mm FOX Rhythm fork with Float EVOL air spring and GRIP damper for small bump compliance, plus a FOX Performance Float X rear shock. A Shimano XT 12-speed drivetrain for snappy shifting, and tubeless-ready Bontrager wheels. Plus, new adjustable geometry that lets you take control of your setup. For the rider who doesn't want to be limited on the trail, Fuel EX 8 is ready to handle everything. Its progressive trail geometry is built to keep you charging, and upgraded components are they cherry on top. - This bike is built to take on the singletrack, with modern geometry that's evolved to handle the rough and rowdy - You'll get upgraded components where it matters most, with 12-speed XT shifting, and a rock-gobbling FOX Rhythm 36 fork - With the adjustable angle headset (angled cups sold separately) and Mino Link, you can choose from six different geometry configurations - We expanded our size range to ensure a better fit for all riders, and use the best-fitting wheels for each frame size: X-Small frames get 27.5" wheels, Small frames get to choose between 27.5" or 29", and sizes Medium and up get 29" wheels

Farley 5 is the ultimate go-anywhere fat bike. Arctic tundra? Farley's game. Sandy desert singletrack? Farley's lofty tires will keep you afloat. A winter bikepacking mission through rugged terrain? Sounds like a walk in the park. Farley's all-new geometry is more capable than ever with a slacker head tube angle for more stability and a steeper seat tube angle for pedaling efficiency and comfortable reach. Up front, its carbon fork is loaded with tons of mounts, so you'll be able to load up gear for the adventure of your dreams. - All the mounts make it easy to add accessories and customize Farley for how you want to roam. - It comes with a carbon fork that has lower leg mounts for gear cages, mounts for our custom front rack, and rubber bumpers to protect the dropouts when the front wheel is removed. - Its huge 4.5-inch tires will keep you floating over snow, sand, mud, and dirt, - The new progressive trail geometry feels more capable and confident than ever. - The internally routed dropper post lets you move around on the bike and get behind the saddle on steep descents.

Marlin 6 is the perfect ride for progressing your skills on the trails. Its updated slacker frame geometry makes it easier to control on descents while the suspension fork takes the edge off bumpy trails. Integrated rack and kickstand mounts make it easy to add accessories to this versatile steed. It's right for you if... You want a trail bike that's dialed for building confidence on the dirt, and versatile enough for commuting to work or school. The tech you get A lightweight aluminum frame with modern trail riding geometry and internal routing that keeps cables protected and keep the bike looking sleek. A front suspension fork that cushions rocks, roots, and bumps in the trail, 10-speed fuss-free Shimano Deore shifting, and the serious stopping power of hydraulic disc brakes. The final word Marlin 6 is an ideal trail bike for riders who want to progress on the trail, and want a bike that can keep them rolling off of the trail, too. Why you'll love it - You get real-deal modern mountain bike geometry that keeps handling confident when you're on singletrack, but it's versatile enough for use on roads and bike paths, too - Rack and fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter - The new Thru-Skew system is safer, simpler, and stronger, plus it makes removing the rear wheel for flat fixes a cinch. - Internal routing makes it easy to add a dropper post that lets you lower you saddle on the fly for more confident descending - Marlin models in sizes XXS and XS have a curved top tube and lower standover height that makes it easier for smaller riders to mount and dismount Features: Expanded size range With 8 different sizes, Marlin has a bike made to fit every rider. Each frame is equipped with smart wheel sizing, with XXS frames rolling on 26" wheels, and wheel sizes increasing proportionally along with frame sizes, so every rider gets the fit they need. Trail-ready, Upgrade-ready The secret to Marlin's popularity is a real trail-savvy mountain bike frame that's upgrade compatible, so it can grow with you as you take on bigger trails and tougher features. Roll stronger with Thru Skew Goodbye open dropouts. The Thru Skewer is a better, stronger, more precisely aligned rear wheel retention system that keeps your wheel more secure than quick-release skewers while still using the standard 135mm rear hub spacing.

Roscoe 9 is our best trail hardtail, built for lap after lap of dirt-filled fun. A 140mm FOX Rhythm 36 fork, powerful 4-piston brakes, and a fast-and-grippy wheel and tire combo deliver awesome capability whether you're nailing jumps or picking through gnarly rock gardens. It's right for you if... You love the serious fun and connected feel a hardtail brings to the trail, and you want one that’s spec’d with top-notch parts that love rough and tumble runs as much as you do. The tech you get A lightweight aluminum frame, a 140mm FOX Rhythm fork with beefy 36mm stanchions, a Shimano SLX/XT 1x12 drivetrain with a wide range of gears for climbing, powerful 4-piston brakes, and a dropper post for room to get low on descents, corners, and jumps. Plus, fast-rolling 29er wheels and wide, grippy 2.6" tires. The final word Rip laps, catch air, and crush techy descents on our best hardtail. Of all the rad parts on this bike, the FOX Rhythm 36 fork is the best upgrade—it’s capable of soaking up even the roughest lines. - 29er wheels and wide 2.6" tires make for a grippy, confident, and fast-rolling ride - Bigger, stiffer 36mm fork stanchions won't flex, so you can push harder with more precise, confident steering that helps you stay on your line - The FOX fork's air spring can easily be adjusted for a specific rider weight, and it's lighter than a coil spring - The dropper post lets you lower your saddle on the fly, so it's out of the way on descents

Roscoe 6 is the ideal gateway to mountain biking for new riders looking to have a fun time on the trail. It boosts confidence with a 140mm travel air-spring fork that soaks up bumps and roots, an easy-to-use 1x Shimano CUES drivetrain, and playful frame geometry that makes it easier to control your bike on technical trails and winding singletrack. It's right for you if... You know there are good times to be had on the trail, and you want to be part of them! You're looking for an easy entry to the sport of mountain biking on a bike that will keep you excited and motivated to get out there day after day. The tech you get A strong aluminum frame, fast-rolling 29er wheels with wide, grippy 2.6" tires, and an SR Suntour fork with 140mm of travel. It has a trail-tough Shimano CUES drivetrain with 9 speeds and a wide range of gears for climbing, hydraulic disc brakes, and a dropper post for extra room on rough trails. The final word Roscoe 6 is your new best friend on the trail. It's patient, playful, and confidence-inspiring. It's all about getting out there, having fun, and enjoying the great sport of trail riding! Why you'll love it - It's more fun to be a better rider: Roscoe is so stable and forgiving, it's like an instant ability upgrade - 29er wheels and wide 2.6" tires make for a grippy, confident, and fast-rolling ride - The dropper post lets you lower your saddle on the fly so it's out of the way on descents - Its 140mm suspension fork has plenty of travel to soak up big roots and rocks Features: Ready to get rowdy With 140mm front travel, trail-smashing 29-inch wheels, and dialed-for-dirt frame features, Roscoe is ready to get rowdy on your favorite rides. Progressive trail geometry A long reach, slack head angle, steep seat angle, and short chain stays combine for a ride that's confidence-inspiring, yet still nimble and fun. The strong quiet type Roscoe stays well protected with a double-sided chainstay guard, tough downtube guard, and internal cable guides that help your ride stay quiet, even over rough trails. Shimano CUES Inspired by rider demand for trouble-free drivetrain longevity and performance, Shimano CUES offers a new foundation for versatility and durability across a range of both electric and standard bikes. CUES features Shimano’s new LINKGLIDE drivetrain technology for significantly increased life on wear items like chains, cassettes, and chainrings. Shimano LINKGLIDE LINKGLIDE technology has been specifically engineered for incredible durability while still delivering smooth and decisive shifting – along with a great pedaling experience. Available exclusively on Shimano CUES drivetrains. Upgrade your pedals and love your bike more Pedals are two of the five touchpoints that connect you with your bike, and even though this bike comes with a pair, upgrading to pedals that boost control and grip will greatly improve your ride. See the pedal guide and find the best pedals for your riding style. We recommend flat pedals for simple versatility.

Farley 9.6 is a carbon fat bike built for speed on any surface. The lightweight carbon frame, rigid carbon fork, and top-notch 1x drivetrain make it great for mountain bikers who prioritize performance in a fat bike. If you're ready to go hard through every season and love fat biking in every form, this whip's for you. It's right for you if... You don't just want to ride through the winter—you want to ride fast. You love every aspect of fat biking, and are looking for a faster ride with better performance to take on bigger adventures, epic races, and more fun. The tech you get A lightweight OCLV Mountain Carbon frame with horizontal sliding dropouts, a Bontrager Haru rigid carbon fork, a wide-range SRAM GX Eagle drivetrain with an extra low climbing gear, a dropper post for getting down, and SUNringlé Mulefüt wheels paired with a 108T Rapid Drive hub for instant engagement, and wide, ultra-grippy Bontrager Barbegazi TLR tires. The final word Speed in every season. Farley 9.6 is light, fast, and built to rip. It's the ideal winter shred sled for fat bike adventurers, racers looking to train outside year-round, and anyone who values the performance advantage of carbon. Why you'll love it - A lightweight carbon frame and fork mean this bike won't be bogged down by foul weather, deep snow, or gnarly terrain - The stability and traction of super wide tires make you a more confident rider on any trail - Horizontal sliding dropouts lets you fine-tune your geometry—run it long for stability, or shorter for more nimbler handling - The dropper post lets you lower your saddle on the fly so it's out of the way on descents - It's a four-season freedom machine that lets you ride outside all year long

Procaliber 9.6 is a race-ready cross country hardtail. Its fast carbon frame boasts a trail-taming IsoSpeed decoupler, fast 29er wheels, and a RockShox Recon Gold RL suspension fork to keep you fast and smooth over roots, and rocks during your most demanding mountain bike rides. It's right for you if… You're more than a casual singletrack rider. You put in long miles on the trail, show up to race, and want the speed, efficiency, and light weight of a carbon cross country bike with IsoSpeed. The tech you get A light and stiff carbon frame with the unique advantage of our trail-smoothing IsoSpeed, a 100mm RockShox Recon Gold RL fork with a plush DebonAir spring and remote lockout, a lighter-weight wide-range Shimano SLX drivetrain, and tubeless 29" Bontrager Kovee Comp 23 wheels. The final word This bike can compete with the very best hardtails out there. You get fatigue-fighting IsoSpeed with parts upgrades that save weight and give you better handling. If you want to rock the local race scene and rack up serious mileage, Procaliber 9.6 is a great choice.. Why you'll love it: - The upgraded fork gives you a remote lockout, a more plush spring, and a damper that gives you more control over the rough stuff. - The IsoSpeed decoupler and carbon frame makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - The solid XC parts group will hold its own on the race course, but it's also going to hold up through everyday training rides - 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 - The remote lockout lets you lock out the fork without taking your hands off the bars

Procaliber Alloy Frameset is the perfect launching pad for your next cross-country bike. It rolls the fine line between race-ready and pocket-friendly with modern geometry that's made for handling fast corners, and lightweight Alpha Platinum Aluminum that's tough, nimble, and ready to cut loose. Designed for a 120mm fork, this ride is ready to build up into your dream steed. IT'S RIGHT FOR YOU IF… You're ready to start your dream cross-country bike from scratch, and want a lightweight and durable frame that doesn't break the bank. You need nimble handling, but don't want it at the cost of stability through the rough. THE TECH YOU GET A lightweight Alpha Platinum Aluminum hardtail frame with modern XC geometry and 148mm boost spacing for stiff support under power. Designed for a 120mm suspension fork. THE FINAL WORD The Procaliber Alloy Frameset lets you ride the line between performance and price with modern XC geometry that keeps you cool through the rough and ready to hammer up climbs. Ready to rip with your dream bike build. WHY YOU'LL LOVE IT - You get modern geometry that keeps you in the attack on climbs and crushing confidently on descents - It balances the accessible price of an alloy hardtail with the performance of its carbon cohorts - You can roll with up to a 120mm fork to get total trail capability - You get to doll it up with all your favorite parts - Internal cable routing keeps your ride quiet, reduces maintenance, and looks sleek

Procaliber 9.7 is a cross country hardtail that’s built for blistering speed in every XC race. The carbon frame’s IsoSpeed decoupler helps you feel stronger longer and a lighter parts spec keeps you spry up climbs and hammering on flats. - Carbon frame, carbon wheels, and carbon seatpost spec'd for a lightweight performance ride - The IsoSpeed decoupler makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - 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 - Carbon rims save rolling weight so you can go faster with less effort - The new SRAM GX Eagle drivetrain gives you an extra-low climbing gear that saves energy over the long haul

Roscoe 7 is a hardtail for riders who are ready to cut loose and have a blast ripping up the trail. A plush 140mm suspension fork, 29er wheels, and a wide-range drivetrain with plenty of gears make this bike great for new riders yet playful enough to make even the most experienced rippers smile. WHY YOU'LL LOVE IT - 29er wheels and wide 2.6" tires make for a grippy, confident, and fast-rolling ride - The dropper post lets you lower your saddle on the fly so it's out of the way on descents - The RockShox fork's Solo Air spring can easily be adjusted for a specific rider weight, and it's lighter than a coil spring - The fork's lockout feature lets you temporarily lock the suspension for better efficiency on flat stretches IT'S RIGHT FOR YOU IF… You're new to the trail and want a fun and accessible hardtail that keeps you confident and in control when the trail gets rough. Or, you're a more experienced trail rider and you want a hardtail that knows how to party when you're out riding with friends. THE TECH YOU GET A lightweight aluminum frame, fast-rolling 29er wheels with grippy 2.6" tires, and a 140mm RockShox Recon Silver RL fork with a lockout. It's equipped with a reliable Shimano 1x12 drivetrain with a wide range of gears for climbing, powerful hydraulic disc brakes, and a dropper post for room to get low on descents, corners, and jumps. THE FINAL WORD When you're riding Roscoe 7, it doesn't matter if you're a first-timer or an off-road pro — whatever your skill level, you're gonna have fun. It's built for ease of use and durability, so you can focus on enjoying the trail ahead. Wheel SIzes: X-Small: 27.5-inch Small - X-Large: 29-inch

Procaliber 9.6 is a race-ready cross-country hardtail. Its fast carbon frame boasts a trail-taming IsoSpeed decoupler, quick-rolling 29er wheels, and a RockShox Recon Gold RL suspension fork to keep you fast and smooth over roots and rocks during your most demanding mountain bike rides.  WHY YOU'LL LOVE IT - The upgraded fork gives you a remote lockout, a more plush spring, and a damper that gives you more control over the rough stuff - The IsoSpeed decoupler and carbon frame makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - The solid XC groupset will hold its own on the race course, but it's also going to hang tough through everyday training rides - 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 IT'S RIGHT FOR YOU IF… You're more than a casual singletrack rider. You put in long miles on the trail, show up to race, and want the speed, efficiency, and light weight of a carbon cross-country bike with IsoSpeed. THE TECH YOU GET A light and stiff carbon frame with the unique advantage of our trail-smoothing IsoSpeed, a 110mm RockShox Recon Gold RL fork with a plush DebonAir spring and remote lockout, a lighter-weight wide-range 12-speed Shimano SLX drivetrain, and Tubeless Ready 29" Bontrager Kovee Comp 25 wheels. THE FINAL WORD This bike can compete with the very best hardtails out there. You get fatigue-fighting IsoSpeed with component upgrades that save weight and give you better handling. If you want to rock the local race scene and rack up serious mileage, Procaliber 9.6 is a great choice.

Roscoe 6 is the ideal gateway to mountain biking for new riders looking to have a fun time on the trail. It has plus-sized tires that inspire confidence by keeping you stable, a suspension fork that soaks up the big bumps and roots, an easy-to-use 1x drivetrain, and playful frame geometry that makes it easier to control your bike on technical trails and winding singletrack. It's right for you if... - You know there are good times to be had on the trail, and you want to be part of them! You're looking for an easy entry to the sport of mountain biking on a bike that will keep you excited and motivated to get out there day after day. The tech you get - A strong aluminum frame, confidence-inspiring 27.5+ wheels with wide, grippy tires, and an SR Suntour fork with 120mm of travel. It has a trail-tough Shimano drivetrain with 10 speeds and a wide range of gears for climbing, hydraulic disc brakes, and a dropper post for extra room on rough trails. The final word - Roscoe 6 is like the friend who takes you mountain biking for the first time and never gets frustrated while they're teaching you how to ride. It's all about getting out there, having fun, and enjoying the great sport of trail riding! Why you'll love it - It's more fun to be a better rider: Roscoe is so stable and forgiving, it's like an instant ability upgrade - Even when the trail gets rough, the wide 27.5+ tires deliver more confidence, traction, and stability - The dropper post lets you lower your saddle on the fly so it's out of the way on descents - It has rack mounts so you can use it for bikepacking or even running errands Features: Built for fun - Roscoe is a confidence-inspiring trail hardtail with stable handling, robust parts, and a longer-travel fork that gives you more control over bigger hits. Built to party with 1x drivetrains and dropper posts, these models are perfect for anyone who values fun over fast. High tech frame - The Alpha Gold Aluminum frame is packed with features that make your ride better. A tapered head tube gives you more precise, confident handling on the front end, while Boost 141 rear hub spacing gives you shorter chainstays for more nimble handling out back. 27.5 Plus traction - Better traction gives you more confidence. Roscoe's extra-wide 27.5 Plus tires give you more grip and overall stability so you can roll over anything with confidence.

Slash 8 is an enduro mountain bike that rolls on fast 29er wheels and floats on plush RockShox suspension with SRAM's 12-speed GX Eagle handling drivetrain duties. An aluminum frame with fresh new tech and tough alloy wheels push this bike into the sweet spot for all-around rippers. It's right for you if... You want a big bike with big wheels to roll over big things and send big hits. You might enter some enduro races, but you mostly just want to rail sketchy descents faster than anyone else in your crew. The tech you get An aluminum frame built for harsh riding with a threaded bottom bracket, dual downtube guards, Knock Block 2.0, and 160mm of travel with a RockShox Super Deluxe Select+ shock for long descents and 170mm RockShox ZEB Select fork. Plus, a SRAM GX Eagle drivetrain with an extra-low 52-tooth gear, Code R 4-piston brakes, and completely tubeless Line Comp 30 wheels. The final word Slash 8 puts serious enduro performance within reach with smart choices on spec that won't empty your wallet. The aluminum frame, burly suspension, and 1x12 Eagle drivetrain makes for a ride that's equally at home on the race course and on a big, backwoods session.

Remedy 8 hits the sweet spot in all-mountain performance and value. A lightweight alloy frame, Shimano XT component spec, and a premium RockShox suspension package make it the ideal ride for sendy bois who want a ridiculously fun bike for whipping around on ridiculously fun trails. It's right for you if… You like getting rowdy on rough trails. One or both of your wheels leave the ground often, and you want an alloy bike that's tough enough to handle whatever you throw at it. You don't shy away from gnarly trails. Your bike shouldn't either. The tech you get A light and tough aluminum frame with 150mm of rear travel, a 160mm RockShox Lyrik Select+ fork with a plush DebonAir spring and Charger 2.1 RC damper that gives you more adjustment and control. Plus, a Shimano XT 12-speed drivetrain for super-smooth shifting that's easy on the thumb, leg-saving lower climbing gears, a dropper post, powerful 4-piston brakes, and Bontrager Line Comp 30 wheels that come completely tubeless ready, including sealant. The final word It's our highest-end aluminum Remedy. The beefy alloy frame, 27.5" wheels, and premium suspension make it the perfect ride to dish out and stand up to some serious abuse on the trail. If you're measuring your rides in rad per dollar, you won't do better than Remedy 8. Why you'll love it: - This is our best blend of performance and value in the Remedy family: an alloy frame with the same spec as much higher-end bikes makes this model a smokin' deal - Shimano XT delivers smooth, precise shifting with just a light touch of the lever - 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

Farley 9 Winter Edition is the ultimate fat bike for the explorer who doesn't want to hold back. What sets this Farley apart is its fully-equipped, frame-specific package of racks and bags for loading up with everything you need to get far, far, far beyond the beaten path. Its extra-wide 4.5-inch tires give you amazing traction over loose terrain and the new progressive trail geometry gives you extra stability and efficient pedaling. The frame and fork are loaded with extra mounts for adding even more accessories. - It's a bike that's built for big adventures with custom accessories to make any adventure better. - It comes with a carbon fork that has lower leg mounts for gear cages, mounts for our custom front rack, and rubber bumpers to protect the dropouts when the front wheel is removed. - Its huge 4.5-inch tires will keep you floating over snow, sand, mud, and dirt. - You get plenty of racks and bags for loading up all of the essentials for the ultimate bikepacking adventure. - The internally routed dropper post lets you move around on the bike and get behind the saddle on steep descents.

Supercaliber 9.8 is a cross country race bike developed for podium-topping World Cup speed. Its category-defining setup features our exclusive IsoStrut integrated shock and a lightweight FOX fork for a capable ride that's flat-out fast and soaks up technical terrain. It's right for you if... You want to ride what the pros ride and you want to win. You're looking for a bike that's built for shocking speed and capability on even the hardest cross country courses and comes decked out with light, fast upgrades on everything from the fork to the drivetrain. The tech you get An ultra-lightweight, full OCLV Mountain Carbon frame with 60mm of travel, a 100mm FOX Performance 32 Step-Cast fork, and Trek's exclusive IsoStrut FOX Performance shock designed specifically for Supercaliber. Plus, dual remote suspension lockout, a SRAM GX Eagle 1x12 drivetrain with carbon cranks, and Bontrager Kovee Pro 30 carbon wheels with 108-tooth Rapid Drive rear hub for instant engagement. The final word Supercaliber 9.8 is an efficient and capable cross country race bike trimmed with an upgraded, high-performance parts spec. It's everything you love about a hardtail plus the added capability of IsoStrut—our exclusive integrated shock. Why you'll love it - Supercaliber is a World Cup-worthy bike that's quick, capable of soaring through techy terrain, and nearly as light as a hardtail - Our exclusive IsoStrut shock provides tunable, damped suspension for a smooth and efficient ride - Pivotless seat stays save on weight and actively bend to help soak up trail chatter - Wider Kovee Pro 30 wheels provide better tire support so you can run lower pressure and get more traction - The OCLV Carbon RSL integrated bar/stem is ultralight, ultra-comfortable, and it looks awesome

Fuel EX 9.7 is our most affordable full suspension carbon trail bike. It pairs a lightweight, smooth-riding frame with a beefy 140mm FOX 36 fork, Shimano SLX/XT drivetrain, and powerful 4-piston brakes for a fast, fun mountain bike that's a ripper now, and ripe for upgrades later. It's right for you if... You want one carbon trail bike that can take on every adventure, from flowy singletrack to the gnarliest descents and most brutal climbs. You don't mind sacrificing a little on the parts so you can get the best frame right now. The tech you get A lightweight and stiff full-OCLV Mountain Carbon frame with internal storage, a 140mm FOX Rhythm 36 fork, 130mm of rear travel with a FOX Float Performance rear shock with Trek's efficient RE:aktiv damper, a wide-range 1x12 Shimano SLX/XT drivetrain, Line Comp 30 TLR wheels with a 54 tooth Rapid Drive rear hub, a Bontrager Line dropper post, and powerful Shimano 4-piston hydraulic disc brakes. The final word Full suspension control on a lightweight and trail-tough carbon frame makes for a fun and fast ride. It's rugged enough for rowdy descents but still spry for lively climbing and accelerating. Why you'll love it - Don't confuse Fuel EX 9.7 with other value carbon models on the market—this bike provides an outstanding frame and suspension with a workhorse drivetrain and wheels - A sleek internal storage compartment gives you a handy spot to stow flat-fixing supplies or gear - Bigger, stiffer 36mm fork stanchions won't flex, so you can push harder with more precise, confident steering that helps you stay on your line - RE:aktiv is smarter, more efficient suspension. It gives you firm pedaling support that instantly gives way over bumps - We expanded our size range to ensure a better fit for all riders. And, you get the fastest wheel that fits your frame: XS frames get 27.5" wheels, S frames get to choose between 27.5" or 29", and sizes M to XL get 29" wheels