TM Racing MX 125 - 2010 Specifications and Reviews

The 2010 TM Racing MX 125 is a competitive motocross machine designed for junior riders and beginners stepping up to the 125cc class. Powered by a responsive two-stroke engine with modern features like electronic CDI ignition and a Keihin PWK carburettor, it delivers sharp power delivery suited to racing. Known for its lightweight aluminium frame and quality suspension components, this bike excels in both training and regional competition.

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General information

CategoryCross / motocross
Year2010
ModelTM racing MX 125
 
 

Engine and Transmission Specifications

ClutchMultiple-disk in oil bath with hydraulic control
Transmission type,final driveChain
Gearbox5-speed
Cooling systemLiquid
Lubrication system3.5% mixture
IgnitionKokusan CDI Electronic with variable advance
Fuel systemCarburettor. Keihin PWK 38
Bore x stroke54.0 x 54.5 mm (2.1 x 2.1 inches)
Engine typeSingle cylinder, two-stroke
Capacity:123.50 ccm (7.54 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter245 mm (9.6 inches)
Rear brakesSingle disc. Wave disk. Nissin pump and caliper
Front brakes diameter270 mm (10.6 inches)
Front brakesSingle disc. Wave disk. Nissin pump and caliper
Rear tyre dimensions100/90-19
Front tyre dimensions90/90-21
Rear suspensionSachs Boge (optional Ohlins )
Front suspensionMarzocchi USD
Frame typePerimetral aluminium section

Physical measures and capacities

Fuel capacity8.70 litres (2.30 gallons)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsBlue

Performance Profile & Rider Fit

Best For

Track90%
City5%
Cornering80%
Daily Riding5%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a purebred competition motocross machine best suited to experienced off-road riders who already know how to manage a peaky two-stroke power delivery.
PurposeBuilt exclusively for motocross racing and rough terrain riding rather than any form of road use.
Rider FitIts light, slim, kick-start-only chassis demands good physical fitness and confidence standing on the pegs for extended moto sessions.
CharacterA sharp, aggressive, race-focused two-stroke with premium Italian components that rewards aggressive, skilled inputs.
Not Ideal ForThis is not the right bike for commuting, touring, carrying a passenger, or anyone seeking a comfortable, road-legal, beginner-friendly ride.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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