The Maxtra 125 is a race motorcycle manufactured by Haojue to race in the Grand Prix motorcycle World Championship. Its first season was in .
The engine design is innovative for a 125cc racing bike: the cylinder points downwards, rendering several possibilities in the intake system and in weight distribution. Also, Haojue will try to improve the 125 by developing aerodynamics of the bodywork.
Engine Two-stroke single-cylinder liquid cooled<br> Bore & Stroke: 54 X 54.5mm<br> Displacement: 124.8cc<br> Induction: Reed valve<br> Carburettor: 38mm<br> Compression Ratio: 15:1<br> Ignition: DCI-CDI with battery<br> Transmission: Six-speed cassette-type gearbox<br> Clutch: Dry multiplate<br>
Chassis Wheelbase: 1,235mm<br> Fork angle: 23 degrees<br> Trail: 92mm<br> Front Suspension: ÃÂhlins GP125 gas pressurised<br> Rear Suspension: ÃÂhlins TTX36<br> Brakes: Brembo â twin 220mm floating discs front, twin-piston monobloc callipers<br> Wheels: PVM<br> Tyres: Dunlop<br> Chain: Regina