Mountain Bikes

Bike Doctor Bel Air carries a great selection of Trek and Cannondale mountain bikes, varying from fat-tire bikes, full-suspension trail bikes and beginner hardtails. Below is a selection of popular models we stock.

Trek Marlin 7

The Trek Marlin takes its cue from light, fast XC bikes. The right wheel size for each frame size, performance pedigree, and unbeatable ride feel make Marlin the perfect beginner trail rider. Popular for kids, young adults or budget-minded mountain bikers, the aluminum-framed Marlin 7 has a 3x9 Shimano Acera/Altus drivetrain and a Rockshox 30 suspension fork and 27.5 (15.5 frame) or 29 inch wheels to breeze through singletrack. Tektro hydraulic brakes and Bontrager wheels and tires handle the task of controlling and managing speed offroad. Available in two colors, the $829.99 Marlin 7 is an awesome first mountain bike or replacement for an old outdated bike. 

Trek Stache 5


For the rider that is really looking to get out on the quality singletrack the northeast region as to offer, the Stache series is one of our best selling bikes here at Bike Doctor Bel Air. Equipped with a 1x10 Shimano Deore Shadow Plus drivetrain, Tektro hydraulic disc brakes, 29x3.0" Bontrager tires, and a 120mm Manitou Machete suspension fork, this plus-sized hardtail is ready to devour any trail and obstacle in it's path all for a budget-friendly $1579.99.

Cannondale Trail 5

Cannondale trail 5

Another bike we are super excited about, is the new and improved Cannondale Trail 5. This $949.99 hardtail packs a great package of components and is paired with a newly designed frame that sports a slacker head angle, shorter chainstays and wider hub spacing, which means more confidence and fun for the rider. The Trail 5 is equipped with a Rockshox XC30 suspension fork, Shimano Deore 1x10 drivetrain, Shimano hydraulic disc brakes and WTB wheels and tires, making it quite the capable machine for local singletrack.

 Trek Fuel EX 9.7

Trek Fuel EX 9.7

Trek FUEL ex 9.7

Hardtails are great, but the ride quality of full-suspension is hard to beat. The renowned Trek Fuel EX is an award-winning trail bike, that has been refreshed again for 2018. Equipped with 130mm of Fox Racing Shox suspension with a Trek Re:aktiv shock, a 1x11 SRAM NX drivetrain, Bontrager Line dropper seatpost, SRAM Guide R brakes and Bontrager Line Comp Wheels with the ultra-stiff Boost spacing, this bike is ready for any trail you throw it's way! The $3699.99 price gives you one of the best deals the trail bike market has to offer. Whether it's a weekend adventure, enduro race, or an after-work ride, the Fuel EX is a perfect candidate for making the mountain biking experience better than ever.