29-Inch to 32-Inch Wheels

Fuel EX 8 is the ideal trail bike for riders who want a versatile full suspension ripper that makes soul-crushing climbs less painful, but can also huck rowdy trails. It hits the sweet spot of value and performance in our mountain bike lineup by combining high-end parts with a stout but light alloy frame. It's right for you if... You're cool with your wheels leaving the ground, but you also like to go the distance on marathon singletrack sessions. You want a bike that lets you crush any trail, and your priority is on the parts. The tech you get An alloy frame, 140mm FOX Rhythm 34 fork, and 130mm of rear travel with an extra-efficient RE:aktiv damper. A Shimano XT 1x12 drivetrain with an extra-low 51-tooth climbing gear, powerful 4-piston brakes, Bontrager wheels with a 54-tooth Rapid Drive hub for fast engagement plus a Bontrager Line dropper post. The final word Fuel EX 8 gives you added efficiency with Shimano's latest, widest-range drivetrain and Trek's unique RE:aktiv damper that provides firm pedaling support without giving up any plush compliance. Why you'll love it - A wider gear range and more efficient suspension help you claw your way up tricky climbs you never thought you'd clean - If you measure quality in performance per dollar, you won't do better than Fuel EX 8 - This bike will make you want to rail every corner, smash every rock garden, and charge every descent - The shifter-style, underbar remote dropper post lever is super intuitive and easy to use - 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 Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Small – XX-Large: 29-inch

Marlin 4 is the perfect gateway to trail riding. It's ideal for new riders who want a mountain bike with knobby tires that can double as a rugged commuter. Disc brakes, front suspension, 21 speeds, and mounts for a rack and fenders make this a great bike for new trail riders and campus commuters alike. It's right for you if... You want an introductory mountain bike at an incredible price but also want a commuter that's rugged enough to hop curbs on the way to class. The tech you get A lightweight aluminum frame with internal routing to protect your cables and add to the bike's sleek look, 21 speeds, a wide range of gearing so you always have the right gear for your terrain, powerful mechanical disc brakes, and a suspension fork that takes the edge off bumps and rough terrain. The final word Marlin is made for any adventure. The rack and fender mounts make it a great choice for commuters who want to get a little rad on the way to class or the grocery store. Why you'll love it - It's a real mountain bike that's also perfectly suited to daily commutes, rides around campus, or just getting from A to B on any surface - Rack and fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter - Smaller frame sizes (XS and S) have short-reach brake levers that make it easier and more comfortable for riders with smaller hands to brake confidently - Marlin models in XS and S frame sizes have a curved top tube and a lower standover height that makes it easier for smaller riders to mount and dismount - Like every model in the Marlin family, it's backed by Trek's lifetime warranty Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Medium – XX-Large: 29-inch

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

Top Fuel 9.7 is a quick and nimble full suspension carbon mountain bike that fuses the flat-out speed of a cross country bike with the trail-munching appetite of a trail bike. It lets you fly up climbs, hammer through flat sections, and keep on truckin' on rough descents. It's right for you if... You're looking for a do-it-all full suspension mountain bike that's fast and capable of hitting bigger stuff. You want the performance boost of a carbon frame, and you plan to put this bike through its paces on every style of trail, from flowy to techy. The tech you get A light and stiff full carbon frame, 120mm FOX Rhythm fork, 120mm of rear travel with a FOX Performance Float shock, and a 1x12 Shimano SLX/XT drivetrain. Plus 4-piston brakes for confident descents, a Bontrager Line Dropper, and Bontrager Line Comp 30 wheels that are already completely tubeless, including sealant. The final word Top Fuel 9.7 is an efficient and capable down country bike that's at home on flowy and technical trails. What sets this model apart is the lightweight carbon frame and solid parts spec that make for great performance at a great value. Why you'll love it - The full carbon frame gives you a light, responsive ride - This bike's killer suspension setup is both efficient and ready to party - 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

Marlin 4 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. It features a trail-savvy frame with a suspension fork, 8-speed Shimano ESSA shifting, and mounts for a rack and kickstand that make it an ideal choice for trail riders or anyone looking for a comfortable, stable commuter with the ruggedness of a real mountain bike. Will my bike have a curved top tube? Smaller frames have a top tube that dips down as it approaches the seat tube. This design makes for a lower standover height, which is good for shorter riders because it allows them to straddle their bike more easily. Larger frame sizes have a straight top tube because taller riders with longer legs typically don’t have the same issues with standover height. Fit for every rider Marlin comes in seven frame sizes to suit riders of any height, and Smart Wheel Size ensures you’re on the fastest wheel that fits. The smallest sizes even come with short-reach brake levers and narrower handlebars that give smaller riders better comfort and control. High tech, high value Marlin looks and feels great. It’s packed with features usually found only on more expensive bikes, like a stylish frame with internal shift cable and brake hose routing, which can help your cables last longer by protecting them from the elements. 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 chain, cassette, and chainrings. Shimano LINKGLIDE LINKGLIDE technology has been specifically engineered for incredible durability while still delivering smooth and decisive shifting – along with a great pedalling experience. Available exclusively on Shimano CUES drivetrains.

Marlin 5 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. It features a trail-savvy frame with a suspension fork, 9-speed Shimano CUES shifting, and mounts for a rack and kickstand that make it an ideal choice for trail riders or anyone looking for a comfortable, stable commuter with the ruggedness of a real mountain bike. It's right for you if... - You're new to the trail and you’re looking for a real mountain bike that doubles as a commuter — and you want it all at an exceptional value. The tech you get - A lightweight aluminum frame with internal routing to protect your cables and add to the bike's sleek look, an upgraded 9-speed Shimano CUES drivetrain, a wide range of gearing so you always have the right gear for your terrain, powerful hydraulic disc brakes, and a terrain-smoothing suspension fork with a lockout. The final word - Marlin 5 is a great ride for all your adventures. It's also versatile and a popular ride on college campuses because the rack and kickstand mounts make it easy to accessorize and haul a load. Why you'll love it - Marlin Gen 3 gives you serious trail capability, with big tire clearance and slack, confidence-boosting geometry that keeps you stable from singletrack to city - Rack and fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter - Its ThruSkew system is safer, simpler, and stronger, plus it makes removing the rear wheel easy for flat fixes in a pinch - Internal routing makes it easy to add a dropper post that lets you lower your 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

Marlin 5 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. It features a trail-savvy frame with a suspension fork, 9-speed Shimano CUES shifting, and mounts for a rack and kickstand that make it an ideal choice for trail riders or anyone looking for a comfortable, stable commuter with the ruggedness of a real mountain bike. Wheel size: X-Small – Small: 27.5-inch Medium – XX-Large: 29-inch

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. Wheel size: X-Small – Small: 27.5-inch Medium – XX-Large: 29-inch

Roscoe 7 is a hardtail for riders who wanna 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 shredders smile. 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, wide and grippy 2.6" tires, and a 140mm RockShox Recon 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. 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 Wheel size: - Sizes X-Small – Small: 27.5-inch - Sizes Medium – X-Large: 29-inch

Roscoe 7 is a wild and playful hardtail that's ready to rip anywhere from rowdy singletrack to dirt jumps. Its Alpha Gold Aluminum frame pairs capable geometry with a RockShox Recon Silver fork (150mm travel) for gobbling up rocks, while a 10-speed Shimano CUES drivetrain provides low-maintenance, clean shifting. It's finished with 2-piston Shimano MT200 hydraulic disc brakes for stopping power that doesn't break the bank. Wheel size: Size Small: 27.5-inch Sizes Medium – X-Large: 29-inch

Roscoe 8 is a rowdy hardtail built to hunt for side hits and dive into the steep stuff . Its Alpha Gold Aluminum frame pairs with a Fox Rhythm 36 fork (150mm travel) to soak up rough and chunky trail debris. It delivers plenty of gears for punchy climbs, thanks to a 12-speed Shimano Deore drivetrain, and stop-on-a-dime braking power from 4-piston Shimano M6100 hydraulic disc brakes. Wheel SIzes: Small: 27.5-inch Medium - X-Large: 29-inch

Supercaliber SL 9.6 is a carbon cross-country mountain bike built for rocketing over singletrack and scorching the way to the finish line. It's built with a carbon frame that balances stiffness with compliance for power when you need it most, while IsoStrut rear suspension gives you just enough squish to soften the blow through the rough terrain peppering modern XC courses. It comes ready to rip with a 12-speed SRAM Eagle transmission, so you've got a gear for every climb and breakaway. This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

Supercaliber SL 9.7 GX AXS is an ultralight carbon XC mountain bike that's ready to lay down rubber on race day. Its SL OCLV Mountain Carbon frame is as light as it is meticulous, with a high modulus layup that gives you all the stiffness you crave, and none of the weight. XC courses get rowdier every year, so it's equipped with a 110mm fork and 80mm of IsoStrut rear suspension to smooth your roll without kicking pedaling efficiency to the wind. It's all topped off with a carbon cockpit and SRAM's wireless GX AXS Transmission. This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).

Slash 9.8 is a carbon enduro mountain bike that doesn't back down from hair-raising descents. It's built with an OCLV Mountain Carbon frame and 170mm high-pivot suspension for gobbling up boulders and keeping traction on point on wall rides and punchy climbs. A 29? front and 27.5? rear wheel keep handling playful, while an upgraded RockShox suspension package holds up to anything you can throw at it. To top it all off, you get ultra-smooth and fast shifts from a 12-speed Shimano XT Di2 wireless drivetrain. This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg). Wheel Sizing: Size S: 27.5-inch front and rear Size M - XL: 29-inch front / 27.5-inch rear

Slash 9.9 X0 AXS T-Type is a top-tier carbon enduro mountain bike that's ready to rip through anything. It's built with an OCLV Mountain Carbon frame and 170mm high-pivot suspension for gobbling up boulders and keeping traction on-point for wall rides and punchy climbs. A 29? front and 27.5? rear wheel keep handling playful, and an upgraded RockShox suspension package holds up to anything you can throw at it. Plus, SRAM's wireless X0 AXS transmission that shifts with precision, even under load. IT'S RIGHT FOR YOU IF… You want the best carbon enduro bike on the market, and you don't want to skimp on components. You need a ride that's a beast on descents and nimble on climbs, plus the traction and stability of a high-pivot suspension. Long travel is a must for you, but you want to be able to pedal back to the top with ease, too. THE TECH YOU GET An OCLV Mountain Carbon frame with high pivot suspension, plus internal storage. 170mm front and rear travel with a RockShox ZEB Ultimate fork with DebonAir spring and Charger 3.1 RC2 damper, and RockShox Vivid Ultimate shock. SRAM's X0 Eagle AXS transmission gives you wireless shifts that stay crisp under load and a Bontrager Line Dropper gives you room to move around on the bike. 29-inch front and 27.5-inch rear carbon Bontrager Line Pro 30 Tubeless Ready carbon wheels with Rapid Drive hubs give you versatility wherever you charge. THE FINAL WORD For riders that don't want to settle for anything but the best, Slash 9.9 X0 AXS T-Type is a dream come true. It's built with 170mm travel in the front and rear, upgraded suspension and drivetrain, plus carbon hoops, so you can climb light and descend hard. WHY YOU'LL LOVE IT - Its high-pivot suspension gives you insane control for hairy descents, while carefully tuned anti-squat and oversized pulleys make pedaling astonishingly efficient - The long, 170mm/170mm front and rear travel is more than enough for stomping big jumps and cleaning rock gardens - OCLV Mountain Carbon frame and wheels keep your ride light, stiff in all the right places, and smooth and quiet through the chunder - It comes ready to roll with a mixed wheel setup that gives you a fast-rolling 29in front hoop and stiff, yet nimble 27.5in rear wheel, and can be set up as a 29er for more speed - You can tweak Slash for how and where you ride with an adjustable leverage rate, bolt-on lower shock mount for swapping to full 29er, and adjustable-angle headset (sold separately) This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg). Wheel Sizing: Size Small: 27.5-inch Size Medium - X-Large: 29-inch front / 27.5-inch rear