2015 iZip E3 Dash (Large) Rear hub 500W, gearless high speed, Lithium-ion 48V8.7Ah 417Wh. LCD multi-function display with power adjustment features 20 mph / 32 kph using full throttle or while pedaling in high power pedal assist mode; 28 mph/ 45 kph with hard pedaling while in high power pedal assist mode. 25 - 35 Miles / 40 - 56 km with normal pedaling. Frame: Aluminum 6061, rack, lock, and fender bosses, Fork: SR Suntour Suspension NCX D-EB LO 63mm travel, VP semi-integrated headset Shift lever: SRAM X7 trigger, Rear derailleur: SRAM X7, Casette: SRAM cassette 11-36T, 10-speed, Chain: KMC X10 Rim: Alex DH19 doublewall, Tires: CST hybrid 700x45c, Brakes: Shimano M375 disc, 180/160mm rotors, Grips & Saddle: Velo, Handlebars, Stem, Seatpost: TranzX