DIY ebike: 1kW Fat Tire AWD snow bike for $700 + 4 hours of work | Electrek
Mountain Bikes at The Bicycle Collection on Virmuze
This is a two wheel drive bike done right (sort of) - BikeRadar
Amazon.com : PHILODO Electric Bike for Adults, 48V 22Ah Fat Tire Ebike Dual Motor AWD 2000W 35MPH Electric Bicycles 21-Speed with Ignition Lock Hydraulic Disc Brakes : Sports & Outdoors