WARRANTY 3 YEARS 0 KM MILEAGE FREE TEST RIDE The SHARMAX RR 551 ULTRA is the most powerful version in our Road Bike series. The model boasts a 554 cc engine with 47.60 HP. This two-cylinder, four-stroke bike is designed to deliver performance, reaching speeds up to 140 km/h. Its 6-speed transmission ensures smooth gear shifts for a controlled riding experience. Max Speed (km/h): 140 Displacement, cc: 554 Transmission: 6-speeds Launch system: Electric starter