Mountain Electric Bicycle Total Bicycle Weight: 40 lbs (including the Li-ion battery) 29-inch wheel all terrain electric bike 9-speed Shimano derailleur 4.5 lb, 36V/8.7AH Li-ion battery Charging time: 4 - 5 hours Range (with moderate pedaling): 40-50 miles per charge 350W DC brushless motor installed in rear wheel 5 smooth PAS riding selections Riders can turn off PAS anywhere and anytime 54 riding options = (5 PAS + 1 non-PAS selections) x 9 speeds Micro controller with software that commands battery and motor Front and rear hydraulic disc brakes Multi-functional J-LCD operating panel Frame sizes: S: 18.5"/47 cm, M: 19.3"/49 cm, L: 20.5"/52 cm

Key features - 27.5+ mid-fat tires provide extra traction and confidence on every trail - All-new lightweight Alpha Gold Aluminum frame delivers a phenomenal ride quality - Shorter chainstays and Boost141 hub spacing for increased agility and clearance for wider tires - Updated geometry and E2 tapered head tube for more confident handling

Full of fast, built to last Caution: X-Caliber will get you hooked. It packs all of Trek’s XC race hardtail experience into a light, fast bike that pairs the right wheel size with each frame size. Nothing beats the efficiency, simplicity, and straight-up fun of an X-Cal hardtail in 29er or 27.5". Great for XC racing, or simply shredding singletrack. - All-new lightweight Alpha Gold Aluminum frame delivers a phenomenal ride quality - Shorter chainstays and Boost141 hub spacing for increased agility and clearance for wider tires - Updated geometry and E2 tapered head tube for more confident handling - Sleek internal routing protects cables and accommodates dropper post upgrades

Marlin 6 is a quality introductory cross country mountain bike with front suspension, 24 speeds, and a wide range of gearing for easier pedaling on climbs. It's built in Trek's trail heritage, but also equipped with features like rack and fender mounts that make it a great choice for daily commuters. 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: Marlin 6 has 24 speeds, a wide-range cassette so you can always find the right gear for your terrain, hydraulic disc brakes that feel smoother than mechanical disc brakes, and a 100mm suspension fork with a lockout feature—that's the same amount of travel favored by most cross country racers. The final word: Marlin 6 is built to stand up to the trail, but also equipped with rack and fender mounts and a wider range of gears that make it a great choice if your mountain bike doubles as your commuter.

- Ride the fastest wheel that fits with Smart Wheel Size - Ride-tuned aluminum frame is XC light, mountain tough - Extended size range gives you a better fit for a better ride - Backed by Trek's limited lifetime warranty

Our entry-level 820 mountain bike is a versatile step in the mountain direction, equally suited to beginner trails and potholed city streets. If you've heard the call of the trail but aren't ready to commit to the MTB life, 820 is the perfect way to get your feet dirty. Key features - Quality construction and components, fantastic value - Ready to take on rough pavement, light trails, or both - 75mm suspension fork takes the edge off bumps - Backed by Trek's limited lifetime warranty

Our entry-level 820 mountain bike is a versatile step in the mountain direction, equally suited to beginner trails and potholed city streets. If you've heard the call of the trail but aren't ready to commit to the MTB life, 820 is the perfect way to get your feet dirty. Key features - Quality construction and components, fantastic value - Ready to take on rough pavement, light trails, or both - 75mm suspension fork takes the edge off bumps - Backed by Trek's limited lifetime warranty