The 2019 Trek Powerfly 5 is an e-MTB with a Boschperformance CX motor, Treks removable integrated battery system & a list of reliable mountain bike components. Powerfly 5 is an e-MTB that pairs the boost of a Bosch electric bike system & the sleek looks of a traditional trail bike. The Removable Integrated Battery (RIB) is fully encased in the lightweight aluminium frame but doesnt require tools for removal. This user-friendly electric mountain bike is built according to Treks performance trail heritage with exclusive tech, great suspension & a motor that can help you sustain speeds of up to 15.5 mph. A durable Alpha Platinum Aluminium frame that fully encases a long-range 500 Wh battery for great aesthetics & protection on the trail, a Bosch Performance CX 250-watt motor that assists up to 25 km/h & an ergonomic Bosch Purion controller. Plus, a 100 mm Rock Shox Judy Silver TK fork, Tubeless Ready Bontrager Kovee 23 wheels, a 10-speed Shimano Deore drivetrain & hydraulic disc brakes. Our new Removable Integrated Battery (RIB) system is a major new advancement in e-MTB tech. It gives you the sleek looks of a traditional mountain bike & makes it much easier to remove the battery for charging, while still giving you all the fun & performance advantages of a powerful & trail-tough Bosch electric bike system. This Bike Is Perfect For The rider that wants to ride more, explore longer trails & have more fun! Ease of use is a big priority, so youre looking for an e-MTB thats not just wildly capable but also has new tech specifically designed for better user experience. Key Features Treks Removable Integrated Battery (RIB) system looks great & is super user-friendly: it fully hides the battery in the frame for protection, makes it easy remove the battery without tools & lets you mount a water bottle cage – even on full suspension e-MTBs It rides like a trail bike because it is one: Powerfly is built according to Treks trail heritage with mountain bike tech developed over decades of innovation This bike expands boundaries: the Bosch system is equally suited to commuting, recreation & a ridiculously fun time on the trails This bike is built for the long-haul: it comes with a 500 Wh battery, the longest-range available from Bosch