The compact electric motor uses planetary gears, which allow the motor to spin at high speeds, making it a lot more efficient than a larger direct drive motor.The Vitesse Stream Folding E-bike benefits from a Promax V Braking System, which ensures a lot of stopping power if you\'re riding this bike through the city.6061 Alloy monocoque frame with battery integration3” LED Multifunction with walk boost and BacklightAlloy double wall, eyeletted rims with alloy hubs - 20”Brake system: Promax V BrakesGel comfort Saddle Forks: Rigid Steel Chro MoMotor: Bafang rear hub motor 36V 250W 30nm torqueBattery: Integral mount Samsung 36V 10.5Ah Range: 60/70km Dependant on Rider weight and terrainGear system: Shimano 7 SpeedShifters: Shimano Rapid fire ShiftersTyres: 20” x 1.75 Schwalbe EnergiserKick standFront and rear lights MudguardsILM: 24” - 33”Please Note: Due to ongoing issues in the supply chain, this bike is subject to specification changes without notice. Any changes made will be using equivalent or higher quality parts.**Some minor assembly is required. See our video (below) or consult our assembly guide for assistance.Unfortunately, we are not able to process faulty or warranty bike returns through our warehouse. If your bike develops a fault, please take it to your nearest GO Outdoors store where we have a full workshop and trained mechanics who will be able to assist you.Please note, this excludes Hathersage and Southport stores.