Belt drive three speed with 500 watt torque sensor motor and 250 watt hour battery. Bike was 39 lbs new. Bike includes sks fenders, quality rear rack, 2 removable and waterproof pannier bags, deuter frame bag, redshift front suspension stem, rear suspension pnw dropper post, fooker pedals and 2 Amp charger. Bike specifications and reviews can be found at Luna Bikes. Also includes extra suspension stem elastomers, and larger 55 front belt ring and belt. Bike is equipped with 46 tooth belt ring to climb hills easier. The frame is Size Small. Stored inside. Works great.