8.5 HP/ 4 stroke 150cc Air cooled Fully Automatic w/ Reverse Front & Rear : Drum & Hydraulic Disc Brake Performance adjustable shocks, nitro Foot Brake Speed Governor/Kill Switch Front 21x7-10 / Rear 20x10-10 Tires Dual A-Arm/Front Bumper Massive rear axle 12V/ 9AH Battery Enclosed foot rests