The Yamaha YBR 125 is a light motorcycle manufactured by the Yamaha Motor Company Ltd. of Japan. Introduced in 2005, It comes in naked variants. It has a single-cylinder, air-cooled, four-stroke engine, displacing . It is a very popular learner motorcycle in many countries. Pre 2008 models use a carburetor system, with 2008-Present models using a fuel injection system.
2008-2010 Model Years (Fuel Injection - EU Spec):
Engine type Air-cooled, 4-stroke, forward inclined single cylinder, 2-valve, SOHC
Displacement 124 cc
Bore x stroke 54.0 x 54.0 mm
Compression ratio 10.0 : 1
Maximum power 7.5 kW (10 PS) @ 7,800 rpm
Maximum torque 9.6 Nm (0.98 kg-m) @ 6,000 rpm