49cc Dirt Bike D7-01 Motorcycle 49cc Dirt Bike D7-01 MotorcycleModel:D7-011, Engine type:49cc,2-stroke,single cylinder, air cooled2, Starter system: hand start up3, Pre-mix fuel:25:14, Transmission: chain drive5, Brake model: front /rear disc brake6, Front/rear tire:12 1/2-2.75;12 1/2-2.757, Tank capacity:1.2L8, Max.loading:70kg9, Max.speed:40km/h10,Climbing ability:30degrees11,N/W:25/23kg12, ...