Razor trikke with added rear end for electric or gas powered motor have a electric setup for it if wanted or a Briggs & Stratton 4hp motor also available for extra . Selling as is just needs finishing if you want gas motor. Electric setup is currently on it can be manually moved and or thumb throttled. Has nice fat tires in the rear. Cruces nicely with a smaller kid on it and with adult it doesn't take off fast and requires pedaling to get up to speed.