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Mountain

Choose from our selection of full suspension, enduro, all-mountain, XC, and trail mountain bikes from Trek and SE Bikes. Conquer any trail, from tame to treacherous with these sure-footed off-road bikes.

 

$499.99
820 is an excellent entryway to a world of off-road adventures. It's the most affordable mountain bike in our lineup and the ideal choice for beginners who are interested in the MTB life but also want a hybrid bike that's as equally suited to light trails as it is to potholed city streets. It's right for you if... You're ready to try mountain biking to see if you fall in love, and want a bike you can ride wherever you choose. You plan to ride all types of terrain, from city streets to gravel paths and light singletrack. The tech you get 820 has a strong steel frame, a reliable 21-speed Shimano drivetrain, semi-slick tires that roll well on pavement and trails, durable alloy wheels, and a suspension fork that takes the edge off bumps. Plus, it has mounts so you can accessorize with racks, fenders, lights, and more. The final word 820 is a great bike for anyone testing the waters of off-road riding. It's versatile, durable, and works well on rough pavement, light trails, and more. Why you'll love it - 820 is a great bike at an even better price, and it lets you explore off-road riding without the giant price tag that comes with higher-end mountain bikes - The high-volume mountain bike tires and suspension fork take the edge off rough roads and trails - Rack and fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter
$499.99
820 Women's is an excellent entryway to a world of off-road adventures. It's the most affordable mountain bike in our lineup and the ideal choice for women who are interested in the MTB life but also want a hybrid bike with a confidence-building stepthrough frame and a saddle made specifically for women. It's right for you if... You're ready to try your hand at mountain biking to see if you fall in love, and want a bike you can ride wherever you choose. You plan to ride all types of terrain, from city streets to gravel paths and light singletrack. The tech you get 820 Women's has a steel stepthrough-style frame that's easy to mount and dismount, a reliable 21-speed Shimano drivetrain, semi-slick tires that roll well on pavement and trails, durable alloy wheels, a seat made for women, and a suspension fork that takes the edge off bumps. Plus, it has mounts so you can accessorize with racks, fenders, lights, and more. The final word 820 Women's is a great bike for testing the waters of off-road riding. It's versatile, durable, and works well on rough pavement, light trails, or both. Why you'll love it - 820 Women's is a great bike at an even better price, and it lets you explore off-road riding without the giant price tag that comes with higher-end mountain bikes - The high-volume mountain bike tires and suspension fork take the edge off rough roads and trails - The stepthrough-style frame makes it easy to mount and dismount - Rack and fender mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter
$529.99 $599.99 12% Off
The Flightline Two 27.5 features Haro's newly-redesigned X6 series alloy frame with internal cable routing & post disc-mount, and a Suntour XCE-28 SR fork. Its 24-speed drive train provides versatility in a variety of terrain while its mechanical disc brakes provides confidence and sure-footed stopping power in all-weather conditions. Its 27.5" wheel set provides a happy medium between the 26" and 29" wheel sizes, combining maneuverability and fast rolling speed. Built with alloy double-wall rims for strength, rust-free stainless steel spokes, 32-hole alloy hubs and 27.5" x 2.2" multi surface tires, The FL Two 27.5" wheel set is at the heart of this model's performance. FEATURES - New FL Two X6 Series frame w/ IS disc mount - Suntour XCE-28 fork w/ 100mm travel, post mount - Samox Aluminum 42/34/24T crankset - Shimano Tourney TX-800 rear derailleur - New Shimano ST-EF500 3x8-spd shifters - New Shimano HG200 8-spd 12-32T cassette - MX-21 27.5" aluminum DW rims, 27m wide - Jak-7 mechanical disc brakeset w/ 160mm rotors
$529.99 $599.99 12% Off
The Flightline Two 29 features Haro's newly-redesigned X6 series alloy frame with internal cable routing & post disc-mount, and a Suntour XCE-28 fork. Its 24-speed drive train provides versatility in a variety of terrain while its mechanical disc brakes provides confidence and sure-footed stopping power in all-weather conditions. Its 29" wheels are fast rolling and glide over rocks and roots effortlessly, which gives the FL Two 29 its unique riding personality. Built with alloy double-wall rims for strength, rust-free stainless steel spokes, 32-hole alloy hubs and 29" x 2.2" multi-surface tires, The FL Two 29" wheelset is at the heart of this model's performance. FEATURES - New FL Two X6 Series frame w/ post mount - Suntour XCE-28 fork w/ 100mm travel, post mount - Samox Aluminum 42/34/24T crankset - Shimano Tourney TX-800 rear derailleur - New Shimano ST-EF500 3x8-spd shifters - New Shimano HG200 8-spd 12-32T cassette - MX-21 29" Aluminum rims, 27mm wide - Jak-7 mechanical disc brakeset w/ 160mm rotors
$529.99 - $629.99 $529.99 - $629.99 Up to 16% Off
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
$559.99
Wahoo 26 is a lightweight, simple, and practical kids' hybrid bike that makes it easy for your little one to make the most of every ride. This versatile bike is built for ease of use: it's light, capable on a variety of surfaces, and equipped with a 1x8 drivetrain and a wide range of gearing for wherever your little one roams. Fit for riders 58-63" tall.
$599.99 $739.99 19% Off
Marlin 5 is a trail-worthy daily rider that's perfectly suited for everyday adventures, on and off the trail. A suspension fork, 2x8 drivetrain, and mounts for a rack and kickstand make it an ideal choice for new 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, 2x8 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. But it's also versatile, and Marlin 5 is 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 - 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 - Smaller frame sizes (XXS, 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 XXS through S frame sizes have a curved top tube and a lower standover height that makes it easier for smaller riders to mount and dismount - Rack and kickstand mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter - Like every model in the Marlin family, it's backed by Trek's lifetime warranty Wheel size: - Size XX-Small: 26-inch - Sizes X-Small – Small: 27.5-inch - Sizes Medium – XX-Large: 29-inch
$649.99
Got Blocks!? The 26" Blocks Flyer is the bike to have if you want to raise it up with the crew and catch some blocks. This year's frame has been improved with an internal headset and mid bottom bracket. The new 26" x 2.4" Bozack tires ride great and provide super traction for those swerves. If you want to be about that #SEBIKESLIFE, you need to be riding the Blocks Flyer. - Lightweight 6061 aluminum floval tubing frame with internal headset, mid bottom bracket, and SE Wave dropouts - Double-wall rims with sealed bearing rear hub - New SE Bozack 26" x 2.4" Tires - Blocks Flyer seat with grippy top cover - SE Bikes Life grips with rubber end plugs - Retro top-load stem with hidden top cap for a clean look - 3-piece tubular cranks with custom SE Racing sprocket - SE nylon fiber pedals - SE Wheelie pegs, and alloy valve caps included - 30.6 pounds
$699.99 - $849.99 $849.99 Up to 18% Off
Marlin 6 is a cross country mountain bike built to give you an efficient off-road ride with a suspension fork that locks out, and a simple 1x drivetrain. It's made for mountain biking, but it's also equipped with features like rack and kickstand mounts that make it a great choice for adventurous daily commutes. It's right for you if... You're testing the waters of off-road riding and want a real mountain bike at a great value with a wide range of gears to cover more ground on the road and trail. The tech you get A lightweight aluminum frame with internal routing to protect your cables and add to the bike's sleek look, powerful hydraulic disc brakes, and a simple 1x10 Shimano drivetrain that ditches the front derailleur for less clutter and easier operation. The wide-range cassette still gives you all the gears you need for big climbs and steep descents. Plus, a suspension fork with a lever that lets you easily lock the suspension so you don't waste energy on smooth terrain. The final word Marlin 6 gives you upgrades you'll notice on every ride, like the smooth, simple shifting Shimano drivetrain. Extra-strong, double-walled rims and powerful hydraulic disc brakes give you durability and stopping power for your most rugged adventures on the trail, in town, and everywhere in between. Why you'll love it - The 1x drivetrain gives you all the gears you need and none you don't - Smaller frame sizes (XXS, 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 XXS through S frame sizes have a curved top tube and a lower standover height that makes it easier for smaller riders to mount and dismount - Rack and kickstand mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter - Like every model in the Marlin family, it's backed by Trek's lifetime warranty
$799.99 - $1,029.99 $1,029.99 Up to 22% Off
Marlin 7 is where race-worthy mountain bikes begin. The smooth, lightweight RockShox fork and upgraded parts make this model the best choice for new riders who want a fast cross country hardtail that will hold its own against our higher-end race bikes. It's right for you if... - You're new to the trail but have serious singletrack aspirations, and want a race-worthy mountain bike with upgrades on the parts that make a big difference in performance, like a higher quality suspension fork and a wide-range 1x drivetrain. The tech you get - A light frame with internal shift cable and brake hose cable routing, a smoother-feeling RockShox Judy fork with a lockout, Shimano hydraulic disc brakes, and a simple 1x drivetrain that ditches the front derailleur for less clutter and easier operation. Don't worry, with the wide-range 11-46 cassette, you still get all the gears you need for clawing up climbs and blazing down descents. The final word - The RockShox suspension, wide range of gearing, and quality parts make it the best choice in the Marlin lineup for new mountain bikers who know they want a serious bike for their money. It’s fully capable of taking on off-road marathon rides and XC races. Why you'll love it - This is one of our most popular bikes for good reason. You get 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 - Great suspension at an even better price - The 1x drivetrain gives you all the gears you need and none you don’t - 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 Wheel size: Size X-Small – Small: 27.5-inch Sizes Medium – XX-Large: 29-inch
$999.99
The 29"+ Monster Ripper is the biggest PK Ripper that we've ever built! The monster sized PK frame design features oversized tubing, integrated head tube, the classic PK Ripper gusset, and a legendary looptail rear end built around huge 29" x 2.8" Vee Speedster tires. For extra stopping power, this bike comes equipped with Tektro Auriga hydraulic disc brakes. If you want to ride the biggest & baddest PK Ripper on the planet, this is the bike you need. - 6061 Aluminum Monster PK Ripper frame with integrated headset and looptail rear end - Full Cr-Mo Landing Gear forks - SE Racing forged alloy 2-piece cranks with 24mm hollow alloy spindle, external sealed bearing bottom bracket, and alloy chainring - Vee Tire Co x SE Racing Speedster 29" x 2.8" tires - Tektro Auriga hydraulic disc brakes with easy to adjust open system, dual piston, 160mm rear rotor, 180mm front rotor - Authentic ODI Mushroom II grips with donuts - Monster Flyer seat with bottle opener - 33.9 pounds
$1,149.99
When the original PK Ripper burst onto the scene in 1979, it took the BMX world by storm & set a new benchmark for radness. Here we are now 40+ years later and it’s happening again with the new PK Ripper 27.5, designed by the man himself, the PK of “PK Ripper”, Perry Kramer. This ultra-cool bike features tubeless ready 27.5 x 2.5" Vee Speedster tires, sealed internal headset, internal cable routing, SRAM Level hydraulic disk brakes, Oakley B-1B grips, and, of course, Perry’s stamp of approval. This is the PK of the future! - Perry Kramer replica 6061 aluminum PK Ripper frame w/ floval tubing, seatstays wrap, internal cable routing, and looptail rear end - Full Cr-Mo Landing Gear forks with disc tabs - SE Racing forged alloy 2-piece cranks with 24mm hollow alloy spindle, external sealed bearing bottom bracket and alloy chainring - SRAM Level hydraulic disc brakes with 2-piston caliper and SRAM Direct Link levers - Tubeless compatible Alex DP30 rims with Vee Speedster 27.5 x 2.5" tires, tubeless valves, and tubeless rim tape included. - Oakley B-1B Grips with Perry Kramer Donuts - Perry Kramer Flyer Seat with SE bottle opener - SE Racing snap padset - Custom Perry Kramer PK Ripper sticker sheet - 31.2 pounds
$1,199.99
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.
$1,899.99
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
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