Powerfly FS 7 is a full suspension mid-fat electric mountain bike with a fully integrated battery & a performance suspension package for incredible capability on more rugged trails. A Bosch Performance CX motor for speeds up to 15.5 mph, 27.5+ mid-fat tyres for extra stability & traction, Rock Shox suspension & the latest in e-MTB frame design will bring your off-road adventures to entirely new places. 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 For e-MTB, full suspension is a game-changer: it soaks up rugged terrain, so you can ride the Bosch pedal-assist system to its full potential It rides like a mountain bike because it is one: it has the same frame & suspension tech that weve refined in our decades-long trail heritage When you power down the assist, you have a fully capable trail bike thats ready to take on rugged terrain Even when the trail gets rough, the wide 27.5+ tyres deliver more confidence, traction & stability