40cc 4-Stroke Pocket Bike | Mini Gas Motorcycle | EPA Approved Boom SR6 Vader 125cc It runs on a 169cc

It runs on a 169cc air-cooled 4-stroke single-cylinder engine paired with an automatic transmission that includes neutral and reverse

Automatic transmission

Standard safety and street equipment include kill switch

while CDI ignition keeps starting and throttle response consistent

Automatic F-N-R transmission adds ease of operation

40cc 4-Stroke Pocket Bike | Mini Gas Motorcycle | EPA Approved Boom SR6 Vader 125cc It runs on a 169ccThe 40cc 4 Stroke Pocket Bike is a compact gas powered mini motorcycle built for controlled fun and easy operation. Powered by a 40cc EPA approved 4 stroke engine, this pocket bike delivers smooth power, lower noise, and improved fuel efficiency compared to 2 stroke alternatives. Its steel frame, chain drive transmission, and front & rear disc brakes provide stability and braking control, while the padded single rider seat and adjustable handlebars