2018 ebike purchased in late May, 2019. Bike, with about 800 miles on it, well maintained at local bike shop. Comes with Aluminum frame, Tetro Disc Brakes, wheel size 27.5., Specialized Tubleless Eliminator Grid Tires. Has Suntour DuAir rear shock, and SR Suntour fork, as well as KS Dropper post. Added extra heavy duty chain, as well as computer measuring mileage, speed and trip distance.