Yamaha Gladiaror SS 125 is the Engine Gladiator SS owns a 5-speed gear box with the excellent performance even in high speeds.The five speed transmission of gears offer a cruising experience with the excellent performance even in high speeds. Yamaha uses Yamaha Throttle Position Sensor (YTPS) technology that releases a powerful standing acceleration. The engine gives an output of 11 bhp at 7500 rpm which is quite good for a 125cc bike. It is a perfect blend for both the highway and city riding conditions. Engine Gladiator SS owns a 5-speed gear box with the phenomenal pick up ready to run ahead of its competitors.