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

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 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 has a strong steel frame, 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, a fitness tracker, a kickstand, 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, or both. 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, fender, and kickstand mounts make it easy to accessorize, so your mountain bike can double as a rugged commuter

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, 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 stepthrough-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