Where utility meets comfort, the Monster S is the ultimate the on road/off road bike for long commutes over any terrain. The Brushless QS Super Torque Motor paired with the 72V battery system makes challenging roads easier to tackle, and ensures the bike can endure for years. The monsters durability is unmatched and you can bet it will withstand just about any adventure you have in mind. The Hydraulic Disk Brake System, featuring large-size brake disks and motor cutoff switches, ensures strong braking power. LED Lighting and Signaling System technology provides improved brightness, visibility, and style, while cutting energy consumption by over half compared to traditional lighting. Specifications KM/CHARGE 35-45 km (72V/20Ah SLA); 60-70 km (72V/30Ah Lithium); 90 km (72V/50Ah Lithium)* MAX SPEED (KM) 32 MAX WEIGHT (LBS) 600 MOTOR SIZE W 500 BATTERY SIZE 72V/20Ah Sealed Gel Lead Acid; 72V/30Ah Lithium ; 72V/50Ah Lithium TIRE SIZE 130/90-10 Tubeless Off Road PASSENGER Yes DIMENSIONS 79 x 42 31" PRODUCT WEIGHT (LBS) 264 BRAKES Hydraulic Front + Rear Disc Brakes CHARGE TIME 6-8Hrs HEADLIGHT Day + Night TURN SIGNALS Yes TAILLIGHT Yes FEATURES Front Cup Holder; Lockable Under Seat Storage; Tail Box (optional) SECURITY Remote Alarm; Remote Start; Steering Lock; Motor Lock Download Manual