Roadmaster Rapido 150 Bike Price in Bangladesh 2020. Which Engine Type is Four stroke, Single cylinder, Air cooled. This bike is powered by the 150 (cc) Engine. Roadmaster Rapido 150 Generates Maximum Power 13.6 [email protected] rpm and it's Maximum Torque is 12.2 [email protected] rpm. Transmission duties are taken care of by a 5 Speed Gearbox. Roadmaster claims that the bike offers a mileage of 50 Kmpl (approx). Roadmaster Rapido 150 Front Suspension is Telescopic and Rear Suspension is Mono Suspension. Roadmaster Rapido 150 Price is 135,900.00 Taka (approx). Click Here to find Roadmaster Motorcycle Showrooms in Bangladesh.