2019 Yamaha Bolt R-Spec BORN WITH PERFORMANCE This performance bobber combines old-school soul and modern form featuring a torquey V-Twin engine. Features may include: Engine Modern Air-Cooled V-Twin The 58 cubic inch (942cc) engine is an air-cooled SOHC 60° V-twin with four valves per cylinder, a pent-roof shaped combustion chamber and 9.0:1 compression ratio. The engine is designed to provide excellent power and superior low-end torque. Low Friction Internals To keep friction loss to a minimum, increase durability and help the engine achieve the ideal performance characteristics, special roller-type rocker arms with needle bearings are used. Chassis/Suspension Handling-Focused Frame A double-cradle frame enhances city riding enjoyment thanks to an engine mounted to the frame with a rigid mount system that provides precise handling. Low Seat Height The low-set seat is a mere 27.2 inches off the pavement, so most riders can easily put both feet firmly on the ground at a stop, as well as enjoy the great riding position the seat provides. Additional Modern Lighting LED rear taillight looks cool and adds to the modern bobber appeal. Slick Instruments Compact digital LCD meter assembly provides clean styling with excellent visibility.