Motocross Bikes

2010TM Racing MX 250

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The 2010 TM Racing MX 250 is a competitive two-stroke motocross machine designed for intermediate to advanced riders seeking race-proven performance. Powered by a high-compression 249cc single-cylinder engine with selectable ignition maps, it delivers sharp throttle response and agile handling through its aluminum perimeter frame. Best known for its Italian engineering and reliability in amateur and professional motocross competition.

Capacity: 249.0 ccm
Engine: Single, two-stroke
Gearbox: 5-speed
Dry weight: 364.0 kg
Seat height: 918 mm
Power: 43.0 HP (31.6 kW)

⇄ Compare with another bike All model years

What’s new for the 2010 TM Racing MX 250

vs the 2009

Spec	2009	2010
Front suspension	Marzocchi USD 50mm ( optional Ohlins 48mm )	Marzocchi USD 50mm
Front brakes	Single disc	Single disc. Nissin pump and Brembo caliper
Rear brakes	Single disc	Single disc. Nissin pump and Brembo caliper

Other years 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail97%

Cornering90%

City riding5%

Daily riding5%

Touring8%

Two-up5%

Track88%

Best for: It's a pure competition motocross machine designed for racing on dirt tracks and closed circuits, not for road use.
Built for: It has the character of a raw, lightweight, boutique Italian race weapon that rewards aggressive, skilled riding with sharp handling and explosive acceleration.
Not ideal for: It is not suitable for commuting, touring, passengers, or riders seeking comfort and easy low-speed manageability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 918mm, a rider of 175cm with a 79cm (estimated) inseam will not reach the ground comfortably on the 2010 TM Racing MX 250, with a cramped knee angle of around 80 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 249.0 ccm
Power: 43.0 HP (31.6 kW)
Engine type: Single, two-stroke
Power/weight ratio: 0.1181 HP/kg (dry)
Bore x stroke: 66.4 x 72.0 mm
Compression: 17.2:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick
Ignition: Kokusan CDI Electronic with variable advance with two selectable maps through handlebar switch
Lubrication system: 3.5% oil mixture

Transmission

Gearbox: 5-speed
Transmission type: Manual
Final drive: Chain
Clutch: Multiple-disk in oil bath with hydraulic control

Dimensions & weight

Wheelbase: 1280 mm
Overall length: 2030 mm
Overall width: 1250 mm
Overall height: 1300 mm
Seat height: 918 mm
Dry weight: 364.0 kg
Fuel capacity: 8.70 litres
Ground clearance: 305 mm

Chassis & suspension

Frame: Perimetral aluminium section
Front suspension: Marzocchi USD 50mm
Rear suspension: Sachs Boge (optional Ohlins )

Brakes & wheels

Front brakes: Single disc. Nissin pump and Brembo caliper
Front brakes diameter: 270 mm
Rear brakes: Single disc. Nissin pump and Brembo caliper
Rear brakes diameter: 245 mm
Front tyre: 100/90-21
Rear tyre: 110/90-19

Other

Color options: Blue

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted

Specification	2005	2008	2010	2011	2014	2017
Capacity	249 cc	249 cc	249 cc	249 cc	249 cc	249 cc
Dry weight	364 kg	364 kg	364 kg	364 kg	364 kg	364 kg
Seat height	918 mm	918 mm	918 mm	918 mm	918 mm	918 mm
Fuel capacity	8 L	8.7 L	8.7 L	8.2 L	8.7 L	8.7 L