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Mountain

Kick up some dirt on a Mountain Bike from Fitchburg Cycles!

Giant, Liv and Surly offer their finest mountain bikes at Fitchburg Cycles so you can get on the trails and through the rock gardens in no time. No matter what kind of mountain biking you do, we've got the right mountain bike to get you outside, up the trails, down the mountain, and anywhere else your adventure takes you. Not sure which mountain bike is right for you? Let our knowledgeable staff know and we'll help you choose. And, buying a bike from Fitchburg comes with benefits... 

·         Lifetime Warranty on the Frame and Fork

·         1 Year Warranty on Components

·         Free adjustments for the first 90 days

·         Free initial adjustment after 300 mile break in period

·         One free complete tune up within the first year (valued at $100)

·         15% discount for 1 year off regularly priced clothing and accessories

·         20% off any one item (Bicycle and Sale Items Excluded)

·         Free Tube Replacement (Valued at $20)

Borealis Flume GX-1 Rigid Fork
$2,199.99 $2,395.95 8% Off
Fatbiking adventurers know that inspiration matters, and a ride (or bike) is only as good as the idea that created it. The expedition-ready Flume capitalizes on all the sweetness of the Crestone, but does so in lightweight, 6000-series aluminum. Up mountains, down glaciers, and across deserts: the Flume is ready for action. There are all kinds of alloy fat bikes on the market, but none with the Flume’s purebred heritage. The custom tubeset mates ideal, high-performance geometry with competition-ready spec. But if pedaling across our blue planet is more your speed, the Flume will speed you through.
Borealis Flume GX-1 with 100mm Rockshox Bluto Fork
$2,399.99 $2,699.95 11% Off
Fatbiking adventurers know that inspiration matters, and a ride (or bike) is only as good as the idea that created it. The expedition-ready Flume capitalizes on all the sweetness of the Crestone, but does so in lightweight, 6000-series aluminum. Up mountains, down glaciers, and across deserts: the Flume is ready for action. There are all kinds of alloy fat bikes on the market, but none with the Flume’s purebred heritage. The custom tubeset mates ideal, high-performance geometry with competition-ready spec. But if pedaling across our blue planet is more your speed, the Flume will speed you through.
Cannondale Foray 2
$429.99 $599.95 28% Off
Start a new cycling adventure with the Foray 2 from Cannondale. A lightweight, women's-specific, aluminum frame creates precise handling and a nimble ride that eats up singletrack and bike lanes equally well, while 27.5-inch aluminum Alex rims roll quickly and smoothly atop Innova tires. The Shimano drivetrain provides 24 smooth-shifting speeds to conquer flats and hills, and Promax hydraulic disc brakes bring things to a stop right when you need them. Sturdy-yet-lightweight handlebars, stem, and saddle from Cannondale make for a non-intimidating fun-machine that you'll love.
Cannondale Catalyst 1
$579.99 $719.95 19% Off
There is a first time for everything, including falling in love with mountain biking. Cannondale has crafted a bike you can trust in the Catalyst 1. A strong, lightweight butted aluminum frame creates precise handling and a nimble ride that eats up singletrack and in-town commutes equally well. The Shimano drivetrain provides 27 smooth-shifting speeds to conquer flats and hills, 27.5-inch Alex wheels zoom over all surfaces, and Promax hydraulic disc brakes bring things to a stop right when you need them. Sturdy-yet-lightweight handlebars, stem, and saddle from Cannondale give this bike the perfect learning curve for fun times and and falling in love.
Cannondale Trail 3 27.5
$799.99 $1,089.95 27% Off
If "fast" and "fun" were baskets, you wouldn't want to put all of your eggs into just one, right? Cannondale's Trail 3 27.5 understands you've got to be a jack-of-all-bikes. Is it fast? Yes. Is it fun? Oh boy, it is indeed. 20-speeds courtesy of the Shimano Deore drivetrain carry you uphill and down with crisp shifts and a wide range of gears. Aluminum 27.5-inch Cannondale rims roll fast with minimal weight, and WTB tires supply all the traction and durability you could ever ask for. Braking, you ask? Why yes, the Shimano hydraulic discs do have superb stopping power and modulation! Cannondale supplies the bar and stem for a tight-handling front end and a comfortable riding position.
Cannondale Fat CAAD 2
$1,499.99 $2,149.95 30% Off
Cannondale's Fat CAAD 2 brings the good times with a SmartFormed aluminum frame for a stiff, responsive ride that's also incredibly lightweight. Cannondale's Fatty-Fat fork is the one of the lightest chubby-specific objects ever to grace such a bike, and it brings knife-sharp handling to boot. Tubeless-ready Sun Ringle rims roll with confidence-swelling strength, and massive Schwalbe 26 x 4.8-inch tires gum to the trail with sticky traction and loads of floatation. SRAM's X5/X7 20-speed drivetrain has gears to spare, and the Guide disc brakes are just what you need to bring the action to a swift, fluid stop. Cannondale supplies their lightweight handlebars, stem, and grips, along with a comfortable WTB saddle to make this a smash-ready bike.
Giant Reign Advanced 0
The fastest, most confident Reign ever built. This enduro crusher features a lightweight composite frame that’s engineered for speed on rowdy terrain. Tested by Giant pros on extreme Enduro World Series terrain, it’s ready to rip. Updated and refined for the Giant Factory Off-Road enduro squad last year, the latest Reign Advanced features a longer, lower cockpit for fast, aggressive trail riding performance. It’s engineered with a lightweight, super-stiff Advanced-grade composite mainframe and ALUXX SL aluminum rear swingarm. The Maestro suspension system delivers 160mm of smooth, active travel with a trunnion mount shock and our Advanced Forged Composite upper rocker arm—which is lighter and stronger than the previous aluminum design. And it’s all designed around the performance benefits offered by 27.5 wheels, giving you the confidence and control to be fast and loose on hard-hammering terrain.
Giant Reign Advanced 1
The fastest, most confident Reign ever built. This enduro crusher features a lightweight composite frame that’s engineered for speed on rowdy terrain. Tested by Giant pros on extreme Enduro World Series terrain, it’s ready to rip. Updated and refined for the Giant Factory Off-Road enduro squad last year, the latest Reign Advanced features a longer, lower cockpit for fast, aggressive trail riding performance. It’s engineered with a lightweight, super-stiff Advanced-grade composite mainframe and ALUXX SL aluminum rear swingarm. The Maestro suspension system delivers 160mm of smooth, active travel with a trunnion mount shock and our Advanced Forged Composite upper rocker arm—which is lighter and stronger than the previous aluminum design. And it’s all designed around the performance benefits offered by 27.5 wheels, giving you the confidence and control to be fast and loose on hard-hammering terrain.
Giant Trance Advanced 0
Be ready to rock on all types of trails. From lung-busting climbs to screaming descents, this ultra-capable singletrack shredder is built on a lightweight and stiff composite frame with updated Maestro Suspension that keeps you in control. Trance Advanced delivers cutting edge performance so you can climb faster and descend with more control. Featuring 140mm of rear suspension travel and 150mm up front, plus the agile all-rounder performance of 27.5 wheels, this progressive trail bike can do it all. The refined Maestro suspension system includes a trunnion mount shock and Advanced Forged composite rocker arm, which makes the whole chassis lighter and stronger. And overall frame geometry has evolved with shorter chainstays and a longer toptube for confident handling on aggressive terrain.
Giant Trance Advanced Pro 29 0
Amp up your trail riding adventures with this all-new, all-conquering 29er. Whether you’re gunning for faster enduro times or bagging a big backcountry loop, do it like a boss on this big-wheeled singletrack shredder. It took years for our team of engineers, product designers and pro riders to create a new mid-travel 29er that met their high standards, but the wait was worth it. The rebirth of this trail bike marks a huge step forward, offering a true advantage in all-round trail performance. It starts with a full composite frame that’s fitted with our most up-to-date Maestro suspension. The Advanced Forged composite rocker arm and trunnion-mount shock help produce 115mm of smooth rear-wheel travel that’s active and sensitive to small bumps, giving you killer traction and confident control. And the frame geometry is all new, with progressive headtube and seattube angles, shorter chainstays and a longer toptube—all engineered to balance the speed and control of its 29-inch wheels with the quickness and agility you need to rail corners, hammer through rock gardens and do it all with confidence and control.
Giant Trance Advanced Pro 29 2
Amp up your trail riding adventures with this all-new, all-conquering 29er. Whether you’re gunning for faster enduro times or bagging a big backcountry loop, do it like a boss on this big-wheeled singletrack shredder. It took years for our team of engineers, product designers and pro riders to create a new mid-travel 29er that met their high standards, but the wait was worth it. The rebirth of this trail bike marks a huge step forward, offering a true advantage in all-round trail performance. It starts with a full composite frame that’s fitted with our most up-to-date Maestro suspension. The Advanced Forged composite rocker arm and trunnion-mount shock help produce 115mm of smooth rear-wheel travel that’s active and sensitive to small bumps, giving you killer traction and confident control. And the frame geometry is all new, with progressive headtube and seattube angles, shorter chainstays and a longer toptube—all engineered to balance the speed and control of its 29-inch wheels with the quickness and agility you need to rail corners, hammer through rock gardens and do it all with confidence and control.
Giant Revel 2
$359.99 $389.95 8% Off
Off-road revelry. Off-road adventure starts here. From bike paths to forest trails, revel is perfect for your first foray into trail riding. With its lightweight, durable ALUXX aluminum frame and a smooth-riding suspension fork to soak up bumps, Revel is a great choice for entry-level trail riders. It’s smooth and comfortable on gravel roads or paths. So when you hear the trail calling, Revel will take you there. - ALUXX-grade butted aluminum frame - SR Suntour suspension fork, 63mm-travel - 26-inch Giant alloy rims, alloy hubs, stainless spokes - Shimano 3x7-speed drivetrain
Giant ATX 3
$389.99 - $410.00 $409.95 - $410.00 5% Off
Navigate urban streets, cruise the bike path, or explore forest trails. Part mountain bike, with its flat handlebar and plush suspension bike, and part city bike, ATX is at home in any environment. Closely related to Giant off-road bikes, ATX features the familiar flat-handlebar and 100mm suspension fork of a traditional XC mountain bike. A lightweight ALUXX aluminum frame, engineered with comfortable geometry for challenging terrain, adds to its rugged personality. It also uses size-specific wheel diameters—smaller size bikes use 26-inch wheels, while larger sizes use 27.5. This tailors the bike’s handling to every rider’s size and height. Powerful disc brake technology gives you confident handling in all weather or riding conditions, and integrated mounts let you easily add racks or fenders to suit your riding adventures.
Giant ATX 3
$389.99 - $409.95 $409.95 5% Off
Navigate urban streets, cruise the bike path, or explore forest trails. Part mountain bike, with its flat handlebar and plush suspension bike, and part city bike, ATX is at home in any environment. Closely related to Giant off-road bikes, ATX features the familiar flat-handlebar and 100mm suspension fork of a traditional XC mountain bike. A lightweight ALUXX aluminum frame, engineered with comfortable geometry for challenging terrain, adds to its rugged personality. It also uses size-specific wheel diameters—smaller size bikes use 26-inch wheels, while larger sizes use 27.5. This tailors the bike’s handling to every rider’s size and height. Powerful disc brake technology gives you confident handling in all weather or riding conditions, and integrated mounts let you easily add racks or fenders to suit your riding adventures.
Giant ATX 3
$430.00
From parkways to paths and everything in between, this versatile bike can add some spice to your commute or fitness routine. With its flat handlebar, upright positioning and suspension fork, it’s cool and capable on-road or off-road. With a rugged personality and a smooth riding style, ATX features the familiar flat-handlebar look of a traditional mountain bike. It has a lightweight yet durable ALUXX aluminum frame and a suspension fork with 100mm of smooth travel to soak up bumps. The wheel diameter varies based on bike size, with 26-inch wheels on smaller frames and 27.5 on larger ones. This tailors the bike’s handling to a rider’s height. Powerful brakes deliver confident handling in all types of weather, and integrated mounts make it easy to add racks or fenders to suit your riding adventures. KEY PERFORMANCE FACTORS All-terrain versatility - With a mountain bike style flat handlebar, and suspension fork, you can ride road or dirt with confidence. Lightweight and durable - Frameset constructed with high-quality ALUXX aluminum. Comfort and stability - Frame geometry puts the rider in a position that balances efficiency with stability on rough roads, paths or trails.
Giant ATX 2
$475.00
Navigate urban streets, cruise the bike path, or explore forest trails. Part mountain bike, with its flat handlebar and plush suspension bike, and part city bike, ATX is at home in any environment. Closely related to Giant off-road bikes, ATX features the familiar flat-handlebar and 100mm suspension fork of a traditional XC mountain bike. A lightweight ALUXX aluminum frame, engineered with comfortable geometry for challenging terrain, adds to its rugged personality. It also uses size-specific wheel diameters—smaller size bikes use 26-inch wheels, while larger sizes use 27.5. This tailors the bike’s handling to every rider’s size and height. Powerful disc brake technology gives you confident handling in all weather or riding conditions, and integrated mounts let you easily add racks or fenders to suit your riding adventures.
Giant ATX 2
$475.00
Navigate urban streets, cruise the bike path, or explore forest trails. Part mountain bike, with its flat handlebar and plush suspension bike, and part city bike, ATX is at home in any environment. Closely related to Giant off-road bikes, ATX features the familiar flat-handlebar and 100mm suspension fork of a traditional XC mountain bike. A lightweight ALUXX aluminum frame, engineered with comfortable geometry for challenging terrain, adds to its rugged personality. It also uses size-specific wheel diameters—smaller size bikes use 26-inch wheels, while larger sizes use 27.5. This tailors the bike’s handling to every rider’s size and height. Powerful disc brake technology gives you confident handling in all weather or riding conditions, and integrated mounts let you easily add racks or fenders to suit your riding adventures.
Giant ATX 3 Disc
$480.00
From parkways to paths and everything in between, this versatile bike can add some spice to your commute or fitness routine. With its flat handlebar, upright positioning and suspension fork, it’s cool and capable on-road or off-road. With a rugged personality and a smooth riding style, ATX features the familiar flat-handlebar look of a traditional mountain bike. It has a lightweight yet durable ALUXX aluminum frame and a suspension fork with 100mm of smooth travel to soak up bumps. The wheel diameter varies based on bike size, with 26-inch wheels on smaller frames and 27.5 on larger ones. This tailors the bike’s handling to a rider’s height. Powerful brakes deliver confident handling in all types of weather, and integrated mounts make it easy to add racks or fenders to suit your riding adventures. KEY PERFORMANCE FACTORS All-terrain versatility - With a mountain bike style flat handlebar, and suspension fork, you can ride road or dirt with confidence. Lightweight and durable - Frameset constructed with high-quality ALUXX aluminum. Comfort and stability - Frame geometry puts the rider in a position that balances efficiency with stability on rough roads, paths or trails.
Giant Talon 3
$499.99 - $539.95 $539.95 7% Off
From dirt paths to singletrack trails, this aluminum hardtail will get you rolling with its smooth handling and confident control. This lightweight ALUXX aluminum frameset features classic off-road design made specifically for 27.5 wheels to strike just the right balance between control and quickness. The hardtail frame is optimized for a 100mm suspension fork, which helps soak up trail obstacles and improve control. For aspiring off-road riders looking to climb a little faster and get more comfortable riding singletrack, Talon is your ticket to XC adventures.
Giant Talon 3
$499.99 - $539.95 $539.95 7% Off
From dirt paths to singletrack trails, this aluminum hardtail will get you rolling with its smooth handling and confident control. This lightweight ALUXX aluminum frameset features classic off-road design made specifically for 27.5 wheels to strike just the right balance between control and quickness. The hardtail frame is optimized for a 100mm suspension fork, which helps soak up trail obstacles and improve control. For aspiring off-road riders looking to climb a little faster and get more comfortable riding singletrack, Talon is your ticket to XC adventures.
Giant Talon 3
$550.00
From dirt paths to singletrack trails, this aluminum hardtail will get you rolling with its smooth handling and confident control. This lightweight ALUXX aluminum frameset features classic off-road design made specifically for 27.5 wheels to strike just the right balance between control and quickness. The hardtail frame is optimized for a 100mm suspension fork, which helps soak up trail obstacles and improve control. For aspiring off-road riders looking to climb a little faster and get more comfortable riding singletrack, Talon is your ticket to XC adventures. Proven alloy performance ALUXX SL aluminum frameset is hand-built in-house by the world leader in aluminum engineering. Traction and stability Frame geometry is designed to optimize the confident, stable handling of 27.5 tires, and is ideal for rugged, adventurous terrain. Trail tuned More relaxed frame geometry (compared to XC) and control-focused components deliver added control for trail riding conditions.
Giant Talon 2
$679.99 $759.95 11% Off
From dirt paths to singletrack, Talon keeps you rolling with smooth handling and confident control. This lightweight ALUXX aluminum frameset features classic off-road design made specifically for 27.5" wheels to strike just the right balance between control and quickness. The hardtail frame is optimized for a 100mm suspension fork, which helps soak up trail obstacles and improve control. For aspiring off-road riders looking to climb a little faster and get more comfortable riding singletrack, Talon is your ticket to XC adventures. - ALUXX-grade butted aluminum frame - SR Suntour XCM HLO 100mm-travel fork with hydraulic lockout - Giant XC-2 Disc wheelset with Maxxis Ardent tubeless tires - Shimano 2x9-speed drivetrain with Shimano M315 hydraulic disc brakes
Giant Talon 2
$689.99 - $719.95 $719.95 4% Off
This lightweight ALUXX aluminum frameset features classic off-road design made specifically for 27.5 wheels to strike just the right balance between control and quickness. The hardtail frame is optimized for a 100mm suspension fork, which helps soak up trail obstacles and improve control. For aspiring off-road riders looking to climb a little faster and get more comfortable riding singletrack, Talon is your ticket to XC adventures.
Giant Talon 2
$720.00
This lightweight ALUXX aluminum frameset features classic off-road design made specifically for 27.5 wheels to strike just the right balance between control and quickness. The hardtail frame is optimized for a 100mm suspension fork, which helps soak up trail obstacles and improve control. For aspiring off-road riders looking to climb a little faster and get more comfortable riding singletrack, Talon is your ticket to XC adventures.
Giant ToughRoad SLR 2
$869.99 $899.95 3% Off
All-terrain tough. Fast and smooth on rough, challenging roads. Climb mountains, descend on dirt, do it all on this agile machine. With its lightweight ALUXX SLR aluminum frame and a smooth-handling composite fork to take the edge off bumpy roads and trails, ToughRoad SLR is made for adventure on unpredictable terrain. Featuring fast and stable 700c wheels and flat-bar rider positioning, it has a ride quality that’s rugged yet agile. The D-Fuse seatpost adds compliance, and the bike is fitted with wide tires to smooth out rough terrain. Powerful disc brakes give you all-weather control, and customized front and rear racks accommodate multiple bags for long trips. - Top-end ALUXX SLR-grade aluminum frame with D-Fuse seatpost - Giant composite fork with alloy/composite OverDrive hybrid steerer - Giant SX-2 Disc wheelset with Giant CrossCut tires - Shimano Acera 3x9-speed drivetrain - Shimano M315 hydraulic disc brakes
Giant Fathom 2
$1,099.99 - $1,155.00 $1,155.00 - $1,159.95 5% Off
With its lightweight ALUXX SL aluminum frame and new 27.5 high volume wheels and tires, the new Fathom is a great choice for technical terrain and singletrack shredding. It blends the efficient ride quality of a classic hardtail with the confident ride quality of plush 27.5 high volume tires. The larger tires absorb bumps and give you more traction, so you can tackle rougher trails with total control. The new frame is designed with trail-friendly geometry that includes a more relaxed head angle made for a 120mm suspension fork.
Giant Fathom 29 2
$1,155.00
Built on an ALUXX SL aluminum frame, Fathom 29 features updated geometry that produces a stable ride quality for challenging XC trails. The frame is optimized for a 100mm suspension fork giving you efficiency on the climbs and total control on the descents. PROVEN ALLOY PERFORMANCE ALUXX SL aluminum frameset is hand-built in-house by the world leader in aluminum engineering. BALANCE AND STABILITY Frame geometry is designed to optimize the balance and roll-over capabilities of 29-inch wheels. XC CONTROL Suspension fork offers 100mm of smooth travel for added XC control.
Giant Fathom 1
$1,399.99 - $1,469.95 $1,469.95 5% Off
With its lightweight ALUXX SL aluminum frame and new 27.5 high volume wheels and tires, the new Fathom is a great choice for technical terrain and singletrack shredding. It blends the efficient ride quality of a classic hardtail with the confident ride quality of plush 27.5 high volume tires. The larger tires absorb bumps and give you more traction, so you can tackle rougher trails with total control. The new frame is designed with trail-friendly geometry that includes a more relaxed head angle made for a 120mm suspension fork.
Giant Fathom 29 1
$1,470.00
Built on an ALUXX SL aluminum frame, Fathom 29 features updated geometry that produces a stable ride quality for challenging XC trails. The frame is optimized for a 100mm suspension fork giving you efficiency on the climbs and total control on the descents.
Giant Fathom 1
$1,500.00
Get your dose of singletrack with more confidence and control. The combination of a lightweight hardtail frame, 120mm suspension fork, and 27.5 wheels with wide rims and cushy high-volume tires delivers loads of traction, speed and fun on the trail. With its lightweight ALUXX SL aluminum frame, 27.5 wheels and high-volume tires, the new Fathom is a great choice for technical terrain and singletrack shredding. It blends the efficient ride quality of a classic hardtail with the confident ride quality of larger tires that absorb bumps and give you more traction—so you can tackle rougher trails with total control. The new frame is designed with trail-friendly geometry that includes a more relaxed head angle made for a 120mm suspension fork. Proven alloy performance ALUXX SL aluminum frameset is hand-built in-house by the world leader in aluminum engineering. Traction and stability Frame geometry is designed to optimize the confident, stable handling of 27.5 wheels with plush high-volume tires—ideal for rugged, adventurous terrain. Trail tuned More relaxed frame geometry (compared to XC) and control-focused components deliver added control for trail riding conditions.
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