TM Racing MX 250 - 2011 Specifications and Reviews

The 2011 TM Racing MX 250 is a competitive motocross bike engineered for serious amateur and semi-professional riders seeking precision handling and reliable performance. Built around a lightweight perimetral aluminum frame with quality suspension components including Marzocchi upside-down forks and optional Ohlins rear shocks, it delivers responsive cornering and stable braking via dual Brembo-equipped disc brakes. Known for its robust five-speed transmission and proven Italian engineering, the MX 250 excels in technical terrain and delivers the durability demanded by dedicated off-road competitors.

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General information

CategoryCross / motocross
Year2011
ModelTM racing MX 250
 
 

Engine and Transmission Specifications

ClutchMultiple-disk in oil bath with hydraulic control
Transmission type,final driveChain
Gearbox5-speed
Cooling systemLiquid
Lubrication system3.5% oil mixture
IgnitionKokusan CDI Electronic with variable advance with two selectable maps through handlebar switch
Fuel systemCarburettor. Keihin PWM 38
Bore x stroke66.4 x 72.0 mm (2.6 x 2.8 inches)
Compression17.2:1
Engine detailsV-Force Reed valve
Engine typeSingle cylinder, two-stroke
Capacity:249.00 ccm (15.19 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter245 mm (9.6 inches)
Rear brakesSingle disc. Nissin pump and Brembo caliper
Front brakes diameter270 mm (10.6 inches)
Front brakesSingle disc. Nissin pump and Brembo caliper
Rear tyre dimensions110/90-19
Front tyre dimensions100/90-21
Rear suspensionSachs Boge (optional Ohlins )
Front suspensionMarzocchi upside-down fork
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
Wheelbase1,280 mm (50.4 inches)
Ground clearance305 mm (12.0 inches)
Overall width1,250 mm (49.2 inches)
Overall length2,030 mm (79.9 inches)
Overall height1,300 mm (51.2 inches)
Seat height918 mm (36.1 inches) If adjustable, lowest setting.
Power/weight ratio0.0545 HP/kg
Dry weight364.0 kg (802.5 pounds)
WheelsAlloy Wheels.
Rear tyre22/10-12
Front tyre25/8-12
Rear SuspensionDouble A-Arm, IRS
Front SuspensionDouble A-Arm
Driveline4x4. L/H/N/R transmission shift. CVT
Fuel controlSingle Overhead Cams (SOHC)
Bore x Stroke92.0 x 75.6 mm (3.6 x 3.0 inches)
Power19.85 HP (14.5 kW) @ 7000 RPM
Capacity:503.00 ccm (30.69 cubic inches)
Color optionsBlue
StarterKick

Performance Profile & Rider Fit

Best For

Track88%
City5%
Cornering90%
Daily Riding5%
Touring8%
Passenger5%

Rider Profile

Best ForThis bike is built for experienced off-road and motocross riders comfortable with a peaky two-stroke powerband and kick-start-only operation.
PurposeIt's a pure competition motocross machine designed for racing on dirt tracks and closed circuits, not for road use.
Rider FitRiding it demands strong physical fitness, active body positioning, and good clutch/throttle control to manage the aggressive two-stroke power delivery.
CharacterIt has the character of a raw, lightweight, boutique Italian race weapon that rewards aggressive, skilled riding with sharp handling and explosive acceleration.
Not Ideal ForIt is not suitable for commuting, touring, passengers, or riders seeking comfort and easy low-speed manageability.

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

Rider Fit Visualizer

2011 TM racing TM Racing MX 250 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 918mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2011 TM racing TM Racing MX 250, with a cramped knee angle of around 80 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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