Introducing the new MotoTec 48v 1800w Lithium Pro Electric Dirt Bike! Great for driveway, backyard or dirt track racing. Comes standard with front & rear suspension, front & rear brakes. Two adjustments for Throttle Response and Top Speed. The Lithium battery is substantially lighter, offers more performance and most importantly a longer ride time. In optimum conditions, up to 16 miles per charge. Safety tested to UL 2272 Motor: 48 Volt 1800 Watt (Brushless - Rare Earth - Neodymium Magnet) Battery: 48 Volt 13Ah Li-Ion Recommended Age: 13+ Max Rider Weight: 150 lbs Top Speed: 5 - 31 MPH (adjustable with variable knob) Throttle Response: .2sec - 1sec (adjustable with variable knob) Final Drive: 10T/76T, 219H# Chain 63 Link Frame: Steel Front Tire: 2.75x14 Knobby Pneumatic Rear Tire: 3.00x12 Knobby Pneumatic Rims: Aluminum Brakes: Front and rear disc Suspension: 2 Hydraulic Front shocks, 1 Rear shock Front Shock Travel: 110-120mm Rear Shock Travel: 40mm Throttle: Variable twist-grip Seat: Padded (single rider) Handlebars: Adjustable Forward/Back Battery Meter: Yes Key Start: Yes Charging Time: 4-6 hours Charger Included: Yes Assembly Required: Yes Wheelbase: 40 inches Seat Height: 27 inches Min Ground Clearance: 12 inches Product Size: 58x24x36 inches Product Weight: 93 lbs Box Size: 45x15x22 inches Box Weight: 115 lbs