The Maxtra 125 is a race motorcycle

Motorcycle

A motorcycle is a single-track, two-wheeled motor vehicle. Motorcycles vary considerably depending on the task for which they are designed, such as long distance travel, navigating congested urban traffic, cruising, sport and racing, or off-road conditions.Motorcycles are one of the most...

 manufactured by Haojue to race in the Grand Prix motorcycle World Championship

Grand Prix motorcycle racing

Road Racing World Championship Grand Prix is the premier championship of motorcycle road racing currently divided into three distinct classes: 125cc, Moto2 and MotoGP. The 125cc class uses a two-stroke engine while Moto2 and MotoGP use four-stroke engines. In 2010 the 250cc two-stroke was replaced...

. Its first season will be in .

The engine design is innovative for a 125cc racing bike: the cylinder points downwards, rendering possible several in the intake system and in weight distribution. Also, Haojue will try to improve the 125 by developing aerodynamics of the bodywork.

2009 specifications

Engine
Two-stroke single-cylinder liquid cooled

Bore & Stroke: 54 X 54.5mm

Displacement: 124.8cc

Induction: Reed valve

Carburettor: 38mm

Compression Ratio: 15:1

Ignition: DCI-CDI with battery

Transmission: Six-speed cassette-type gearbox

Clutch: Dry multiplate


Chassis
Wheelbase: 1,235mm

Fork angle: 23 degrees

Trail: 92mm

Front Suspension: Öhlins GP125 gas pressurised

Rear Suspension: Öhlins TTX36

Brakes: Brembo – twin 220mm floating discs front, twin-piston monobloc callipers

Wheels: PVM

Tyres: Dunlop

Chain: Regina