Tm Racing Mx 125 Fi 2T - 2026 Specifications and Reviews

The TM Racing MX 125 Fi 2T is a competitive motocross bike designed for intermediate to advanced riders seeking a lightweight, agile platform. Its fuel-injected two-stroke engine delivers sharp power delivery with excellent throttle response, making it ideal for technical tracks and racing. Built for speed and precision handling, it excels in competitive motocross environments.

2026
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General information

Color OptionsBlue/white
CategoryCross / motocross
ModelTM Racing MX 125 Fi 2T

Engine and Transmission Specifications

StartingElectric
ClutchMultiple-disk in oil bath with hydraulic control
Final DriveChain (final drive)
Gearbox6-speed
Cooling SystemLiquid
IgnitioneMoticom ECU
InductionInjection
Bore x Stroke54.0 x 54.5 mm (2.1 x 2.1 inches)
Engine DetailsV-Force Reed valve
Capacity:124.8 ccm (7.62 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity9.00 litres (2.38 US gallons)
Ground Clearance360 mm (14.2 inches)
Seat Height990 mm (39.0 inches) If adjustable, lowest setting.
Dry Weight91.0 kg (200.6 pounds)

Tm Racing Mx 125 Fi 2T dimensions and frame

Rear BrakesSingle disc. Nissin
Brake Disc Diameter240 mm (9.4 inches)
Front BrakesSingle disc. Brembo
Rear Tyre100/90-19
Front Tyre80/100-21
Rear Wheel Travel300 mm (11.8 inches)
Rear SuspensionTM Racing monoshock
Front Wheel Travel310 mm (12.2 inches)
Front SuspensionKayaba USD 48mm
FrameSelf-tempering aluminium deltabox type single beam with extruded, forged and microcast parts
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Update specsReport missing specs or required updates.
CommentsItalian made bike.
DrivelineRegina GPX chain
Lubrication system3,5% oil mix
Engine typeSingle cylinder, two-stroke
Model year2025

Performance Profile & Rider Fit

Best For

Track90%
City10%
Cornering92%
Daily Riding8%
Touring8%
Passenger5%

Rider Profile

Best ForThis is a full-race motocross machine best suited to experienced or competitive riders comfortable with a peaky two-stroke powerband and no electronic rider aids.
PurposeBuilt purely for motocross track and off-road competition, not as a general-purpose or road-legal motorcycle.
Rider FitThe tall 990mm seat height, minimal suspension sag, and light 91kg dry weight demand good rider fitness, strength, and off-road skill rather than favoring shorter or less experienced riders.
CharacterA raw, aggressive, lightweight two-stroke racer that rewards aggressive throttle control and precise body positioning with exceptional agility and jump performance.
Not Ideal ForThis bike is not suitable for commuting, touring, carrying passengers, or riders seeking comfort, low maintenance, or road-going practicality.

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

Rider Fit Visualizer

2026 Tm Racing Mx 125 Fi 2T Rider Ergonomics Assessment

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

Feet:

At 990mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2026 Tm Racing Mx 125 Fi 2T, with a moderate knee angle of around 90 degrees and an upright riding position.

Data quality: estimated (wheelbase estimated from this category's typical bike, not this model's own spec). 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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