Tm Racing Mx 450 ES Fi 4T - 2025 Specifications and Reviews

The 2025 TM Racing MX 450 ES FI 4T is a competitive motocross machine designed for serious off-road racers seeking reliable performance. Its 449cc liquid-cooled four-stroke engine features titanium valves, fuel injection, and a sophisticated eMotion ECU for precise power delivery across varied terrain. Known for durability and technical excellence, it excels in professional and advanced amateur racing environments.

2025
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General information

Color OptionsBlue/grey
CategoryCross / motocross
Year2025
ModelTM Racing MX 450 Es Fi 4T
 
 

Engine and Transmission Specifications

StartingElectric
ClutchMultiuple-disk in oil-bath with hydaulic control
Final DriveChain (final drive)
Gearbox5-speed
Cooling SystemLiquid
IgnitioneMotion ECU
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
InductionInjection. 44 mm throttle body
Valves Per Cylinder4
Bore x Stroke95.0 x 63.4 mm (3.7 x 2.5 inches)
Engine DetailsTitanium valves
Engine TypeSingle cylinder, four-stroke
Capacity:449.0 ccm (27.40 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity7.50 litres (1.98 US gallons)
Ground Clearance360 mm (14.2 inches)
Seat Height1,000 mm (39.4 inches) If adjustable, lowest setting.
Dry Weight106.0 kg (233.7 pounds)

Tm Racing Mx 450 ES Fi 4T dimensions and frame

WheelsWire spoked, blue rims
Rear BrakesSingle disc. Nissin
Brake Disc Diameter240 mm (9.4 inches)
Front BrakesSingle disc. Brembo
Rear Tyre110/90-19
Front Tyre80/100-21
Rear Wheel Travel300 mm (11.8 inches)
Rear SuspensionTM Racing monoshock
Front Wheel Travel310 mm (12.2 inches)
Front SuspensionKayaba fork, Ø 48 mm
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 brand.
Rake (fork angle)27.0°
DrivelineRegina GPX chain
Lubrication systemDry sump with 2 pumps

Performance Profile & Rider Fit

Best For

Track85%
City10%
Cornering90%
Daily Riding15%
Touring12%
Passenger5%

Rider Profile

Best ForThis is a full-on competition motocross machine best suited to experienced or expert off-road riders, not beginners.
PurposeBuilt purely for motocross racing and serious off-road competition, not for commuting or general road use.
Rider FitIts tall 1000mm seat height, minimal weight of around 106kg dry, and aggressive ergonomics demand good fitness, strength, and off-road riding skill.
CharacterA boutique Italian race bike with a high-revving DOHC 450 four-stroke, premium Kayaba and Brembo components, and razor-sharp handling for the track.
Not Ideal ForThis is not a suitable choice for new riders, daily commuting, passenger carrying, or long-distance road touring.

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

Rider Fit Visualizer

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

Feet:

At 1000mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with cannot reach comfortably on the 2025 Tm Racing Mx 450 ES Fi 4T, 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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