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TM racing MX 85 Junior - 2005 Specifications and Reviews

The 2005 TM Racing MX 85 Junior is a lightweight motocross bike designed for young aspiring riders transitioning to competitive racing. Built around a liquid-cooled single-cylinder engine with advanced electronic ignition and hydraulic clutch control, it delivers responsive performance ideal for developing technique. Known for its nimble handling and reliable powerband, this machine excels in junior racing classes and training environments.

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General information

CategoryCross / motocross
Year2005
ModelTM racing MX 85 Junior

Engine and Transmission Specifications

ClutchMultiple-disk in oil-bath with hydraulic control
Transmission typefinal driveChain
Cooling systemLiquid
StarterKick
IgnitionKoukusan CDI electronic w/ variable advance
Fuel systemCarburettor. Mikuni 28
Bore x stroke47.9 x 47.0 mm (1.9 x 1.9 inches)
Compression17.2:1
Stroke2
Engine typeSingle cylinder
Capacity:85.00 ccm (5.19 cubic inches)

Physical measures and capacities

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter260 mm (10.2 inches)
Front brakesSingle disc
Rear tyre dimensions90/100-14
Front tyre dimensions70/100-17
Rear suspensionWP
Front suspensionPaioli USD 43 mm
Frame typeCr-Mo steel. Perimetral oval section.
 
 

Speed and acceleration

Fuel capacity7.00 litres (1.85 gallons)

Rider Reviews

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