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Mountain Bikes

Bike Barn Arizona - mountain bikes

Can you hear that? It's the trails calling your name. Get on a mountain bike from Bike Barn and answer that call today. We have an awesome selection of mountain bikes from Specialized and Trek to get you shredding rocks, roots, dirt, and anything else in between. Not sure which mountain bike is right for you? Our knowledgeable staff won't lead you astray!

Trek Roscoe 7
$1,259.99 - $1,349.99
Roscoe 7 is a mid-fat trail hardtail for riders who favor a fun and lively ride. Confidence-inspiring 27.5+ wheels and plus-sized tires, a plush suspension fork, and a wide-range drivetrain with plenty of gears make Roscoe 7 stable enough for new riders, and 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 bike with more traction that knows how to party when you're out riding with friends. The tech you get Roscoe 7 features a strong Alpha Gold Aluminum frame with internal routing for cable protection and a clean look, confidence-inspiring 27.5+ tires mounted to Tubeless Ready Bontrager Line rims, 2.8-inch mid-fat tires, and a 120mm RockShox Judy SL fork with a TurnKey hydraulic lockout. It's equipped with a reliable SRAM SX Eagle 1x12 drivetrain, hydraulic disc brakes, and a dropper post for extra room on rough trails. 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 - It's more fun to be a better rider: Roscoe is so stable and forgiving, it's like an instant ability upgrade - A shorter stem and wider handlebar make it easier to control - 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 - The RockShox fork's Solo Air spring can easily be adjusted for a specific rider weight, and it's lighter than a coil spring
Trek Session 27.5 Carbon Frameset
$4,399.99
Going down? World Cup champion Session is built to win. An all-new OCLV Carbon frame, updated geometry, advanced air shock, and a stiffer chassis make this downhill race bike faster than ever. Session is the DH bike that excels on downhill's most brutal courses. Take on any terrain with our most advanced suspension and a geometry that can be dialed for every race. Key features: - Longer, more aggressive geometry keeps you attacking the whole way down - OCLV Mountain Carbon with Carbon Armor is downhill tough - Fine-tune your ride with Mino Link and an all-new adjustable headset system - Fast 27.5" wheels get you down the mountain first
Trek Session AL 27.5 Frameset
$2,199.99
Session AL 27.5 frameset is a burly alloy downhill mountain bike frame that's equally at home between the tape and at the DH park. It's built for 27.5-inch wheels, with 210mm of travel and a FOX Performance VAN shock tuned by Trek Suspension Lab. It's right for you if... You're looking to build a rugged DH or park bike for the biggest trails out there, and want a 27.5-inch optimized frameset with exclusive trail tech, like adjustable Mino Link geometry, that can't be found anywhere else. The tech you get A burly Alpha Platinum Aluminum frame, an adjustable FOX Performance shock with 210mm of travel, integrated frame protection, FSA Orbit headset, and exclusive trail tech like ABP, Full Floater, and Mino Link. Built for 27.5-inch wheels. The final word This burly frameset is perfectly capable of taking on the roughest, fastest descents you can find, and it's equally at home in the park, too. The best DH frame tech, a stable geometry, and a quality shock give you a head start on your dream downhill rig. Why you'll love it 1 - Session has the heart of a monster truck: it rolls over everything, gives you the confidence to take on rougher trails, and saves you when you don't take the right line 2 - Quality FOX Performance suspension and our ABP frame design keep you in control 3 - Race or get rowdy? This bike does both 4 - 27.5 wheels are great for flicking the bike around through the most technical trail
Trek 1120 Frameset
$999.99
1120 Frameset is a bikepacker's dream, ready to be built up as your ultimate all-terrain touring bike. This bike is made for exploring the most extreme backcountry destinations in the farthest reaches of the world, and it's great for fast overnight bikepacking trips and sub-24s, too. It's right for you if... You want to build up a ride for bikepacking and off-road touring in places other bikes simply can't take you. You’re looking for a lightweight and sturdy frame that's purpose-built for hauling all your gear anywhere you wanna go. The tech you get A Stache-inspired Alpha Platinum Aluminum frame with an adjustable rear Stranglehold Dropout that makes it easy to dial in your geometry and convert to singlespeed, a carbon fork, mounts for our proprietary 1120 rack system, and internal derailleur and dropper post routing. Comes with a headset and front and rear thru-axle skewers. The final word Every part of 1120 Frameset is designed for better bikepacking and built to take on the burliest trails you can find. Spec it how you like and build up your ideal rig for epic adventures. Why you'll love it - So many mounting features let you set up your ideal expedition ride as you see fit - The available 1120 rack and harness system makes it easy to secure the 8L bags dry bags of your choice in the rear rack and additional bags up front for the best packing balance - It's also an awesome mountain bike—if you're looking to shred, pull off your gear and racks and it's every bit as capable as our award-winning Stache
Specialized S-Works Epic Frameset
$5,999.99
Don't worry, we get it...your training buddies all think you're a bit "particular". You may or may not have stockpiled your favorite grips just in case they ever get replaced by a new model. Perhaps your trailside toolbox would make a quality control engineer blush. Whatever the case, you won't find any judgment here. Instead, the endlessly engineered S-Works Epic Frameset is here for you to let your discerning tastes run wild. We sweated every last detail when designing the S-Works frame, from an endlessly refined layup schedule that re-examined every last ply of FACT 12m carbon to optimize weight savings and ride dynamics, to the weight-shedding carbon shock link, all so that you focus on the rest, knowing that you're starting with the most capable canvas in the world. True to form, the latest Epic continues the tradition, taking advantage of the most efficient Brain suspension we've ever created to ensure it's always on a first-name-basis with fast. Re-engineered hand-in-hand with the new Epic, the latest BRAIN design resets the expectation for efficiency, employing a new race-tuned pedaling platform to ensure every watt possible is translated into forward motion, while handily soaking up momentum-killing chatter and big hits alike, all more smoothly than ever. Perfectly matched to the frame's BRAIN system, the S-Works Epic frameset's Position-Sensitive BRAIN fork benefits from RockShox's latest SID Ulitmate SL chassis for next-level steering stiffness that still manages to keep the gram count to a minimum. - If speed could talk, it'd introduce itself as the all-new S-Works Epic frame. Offering 100-millimeters of brilliantly efficient Brain-controlled travel, the S-Work Epic increases rear-triangle stiffness for peerless power transfer, while the use of FACT 12m carbon, a dedicated layup, and a full carbon shock link also make it the lightest full-suspension frame we've ever created, all while offering the most capable handling in an Epic yet. Nice to meet you, speed. - Pairing 100 millimeters of the most efficient travel on earth with RockShox's svelte-yet-stiff SID SL Ultimate chassis, the RockShox SID SL Ultimate BRAIN fork serves as the pinnacle of XC-race suspension perfection.
Trek Supercaliber Frameset
$3,799.99
Supercaliber Frameset is built with light-yet-tough OCLV Mountain Carbon and our exclusive IsoStrut integrated shock for a cross country race bike that's insanely fast and capable. Pair it with a 100mm fork and your favorite parts spec for a field-leading build that'll crush even the toughest courses. It's right for you if... You’re looking to build up a super light and capable cross country race bike. You know you want the efficient yet plush ride our IsoStrut shock provides, but you want to spec the rest with parts you've hand-picked to suit your preference. The tech you get An ultra-lightweight, full OCLV Mountain Carbon frame with 60mm of travel and Trek's exclusive IsoStrut Fox Performance shock designed specifically for Supercaliber. Plus, Control Freak internal routing and a Knock Block headset. The final word Supercaliber Frameset lets you build up a pro-level cross country race bike just the way you like it. The OCLV Mountain Carbon frame is lightweight and strong, and comes with our exclusive IsoStrut shock for efficient capability. 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 tuneable, damped suspension for a smooth and efficient ride - Pivotless seat stays save on weight and actively bend to help soak up trail chatter
Trek Procaliber SL Frameset
$2,699.99
For fast XC riders and cross country mountain bike racers who want to cover a lot of ground fast, there's no better hardtail frameset than Procaliber SL. It's built with Super Light OCLV Mountain Carbon and delivers the unique trail-smoothing advantage of IsoSpeed, which takes the edge off fatiguing bumps in the trail so you can stay stronger longer. It's right for you if... You want to fly up climbs, rail the corners, charge through technical sections of trail, and win every sprint to the line. You have a dream XC build in mind, and you want to start with the lightest carbon hardtail frame we offer. The tech you get A superlight SL OCLV Mountain Carbon frame with Control Freak internal cable routing and trail-smoothing IsoSpeed. The Procaliber SL frameset includes a headset, and is designed for post-mount disc brakes and a PF92 bottom bracket. The final word Smoother. Lighter. Faster. Procaliber SL was built to win the XC game. The ultra-lightweight SL OCLV Mountain Carbon frame with IsoSpeed delivers serious performance for serious riders. Why you'll love it - This SL OCLV Mountain Carbon frameset is the ideal start to an obscenely lightweight cross country build - The IsoSpeed decoupler makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - Control Freak Cable Management allows you to run any combination of cables exactly the way you want, while still giving you sleek looks and protecting your cables against unnecessary wear - Boost148 spacing on all frame sizes except S, which has a 142x12mm rear axle
Specialized Stumpjumper Comp
$4,699.99 - $4,700.00
Unrivaled suspension kinematics, sublime handling, perfectly-tuned stiffness—the Stumpjumper Comp has it all in spades. With a drool-worthy all-carbon chassis that's topped off with a no-fuss build, you're left with The Ultimate Trail Bike. THE TRAIL BENCHMARK When we set out to design the all-new Stumpjumper, we pursued some hefty goals. We went after the lightest-possible weight that sacrifices nothing in terms of durability, a stiff chassis that corners on rails, and a geometry that everyone can enjoy, all with the best suspension kinematics we know how to design. Turns out, you can have your cake and eat it too with the new Stumpjumper. RIDER-FIRST ENGINEERED Rider-First Engineered frames use a size-specific approach to ride characteristics that ensures every frame performs flawlessly. So, whether you’re a Grom riding an S1, or in need of the lengthy S6, you’ll experience the same ride characteristics—on-rail cornering and balanced front and rear stiffness, all at the lightest-possible weight: 2,250 grams (S-Works, Medium, with rear shock).
Trek Roscoe 6
$1,099.99 - $1,150.00
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.
Trek Procaliber AL Frameset
$1,099.99
Procaliber AL Frameset is a race-worthy cross country mountain bike with the unique advantage of IsoSpeed, a decoupler at the top tube/seat tube junction that provides additional compliance on rough trails. This Alpha Platinum Aluminum frameset is a wallet-friendly start to a lightweight XC build for your fastest singletrack rides ever. It's right for you if... You like to go fast, and also love the idea of a hardtail with frame tech designed to take the edge off rough singletrack. Speed is your main consideration, but comfort is right up there, too. The tech you get A lightweight Alpha Platinum Aluminum frame with IsoSpeed, a tapered head tube, and internal derailleur routing. Procaliber AL Frameset includes a headset and is designed for a PF92 bottom bracket, post-mount disc brakes, and Boost148 wheels. The final word Procaliber AL is a lightweight aluminum mountain bike frameset built in Trek's trail heritage. It's fast, responsive, and it comes in at a great value, but the biggest advantage is the trail-smoothing IsoSpeed decoupler, which takes the edge off fatiguing bumps in the trail so you can stay stronger longer. Why you'll love it - The IsoSpeed decoupler makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter - Internal cable routing extends the life of your cables and adds to the bike's sleek look - This Alpha Platinum Aluminum frame is race-light and trail-tough Wheel size: Sizes X-Small–Small: 27.5-inch Sizes Medium–XX-Large: 29-inch
Trek 820 - Women's
$369.99 - $450.00
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 step-through 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 step-through style frame that's easy to mount and dismount, 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, a fitness tracker, a kickstand, and more! The final word 820 Women's is a great bike for women 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 step-through-style frame makes it easy to mount and dismount - Rack, fender, and kickstand mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter
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