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Cross - Motocross · 2005

MX 85 Junior

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2005 TM Racing MX 85 Junior Technical Analysis & Specification Breakdown

Built around TM Racing's cross - motocross motorcycle platform, the 2005 TM Racing MX 85 Junior utilizes a 85 cc (5.2 cu in) liquid-cooled single cylinder, two-stroke layout. Internal engine geometry specifies a bore and stroke of 47.9 x 47.0 mm (1.9 x 1.9 inches) with a 17.2:1 compression ratio.

The 7-liter (1.8 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Within MotoLibrary's TM Racing archive, this model family spans 6 indexed model years from 2005 to 2019, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Engine
Displacement 85.0 ccm (5.19 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Compression 17.2:1
Bore x Stroke 47.9 x 47.0 mm (1.9 x 1.9 inches)
Fuel System Carburettor. Mikuni 28
Ignition Koukusan CDI electronic w/ variable advance
Cooling Liquid
Transmission
Final Drive Chain (final drive)
Clutch Multiple-disk in oil-bath with hydraulic control
Chassis
Frame Type Cr-Mo steel. Perimetral oval section.
Front Suspension Paioli USD 43 mm
Rear Suspension WP
Wheels & Brakes
Front Tyre 70/100-17
Rear Tyre 90/100-14
Front Brakes Single disc
Front Brake Ø 260 mm (10.2 inches)
Rear Brakes Single disc
Rear Brake Ø 220 mm (8.7 inches)
Dimensions & Weight
Fuel Capacity 7.00 litres (1.85 US gallons)
Other
Starter Kick
More from TM Racing
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Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Rider Profile

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