Motocross Bikes
2025TM Racing MX 450 ES Fi 4T
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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.
- Capacity
- 449.0 ccm
- Engine
- Single, four-stroke
- Gearbox
- 5-speed
- Dry weight
- 106.0 kg
- Seat height
- 1000 mm
- Power
- 56.0 HP (41.2 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for motocross racing and serious off-road competition, not for commuting or general road use.
- Built for
- A 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 for
- This is not a suitable choice for new riders, daily commuting, passenger carrying, or long-distance road touring.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 449.0 ccm
- Power
- 56.0 HP (41.2 kW)
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.5283 HP/kg (dry)
- Bore x stroke
- 95.0 x 63.4 mm
- Cooling system
- Liquid
- Fuel system
- Injection
- Starting
- Electric
- Ignition
- eMotion ECU
- Valves per cylinder
- 4
- Lubrication system
- Dry sump with 2 pumps
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multiuple-disk in oil-bath with hydaulic control
Dimensions & weight
- Seat height
- 1000 mm
- Dry weight
- 106.0 kg
- Fuel capacity
- 7.50 litres
- Ground clearance
- 360 mm
Chassis & suspension
- Frame
- Self-tempering aluminium deltabox type single beam with extruded, forged and microcast parts
- Front suspension
- Kayaba fork, Ø 48 mm
- Rear suspension
- TM Racing monoshock
- Front wheel travel
- 310 mm
- Rear wheel travel
- 300 mm
- Rake (fork angle)
- 27.0°
Brakes & wheels
- Front brakes
- Single disc. Brembo
- Rear brakes
- Single disc. Nissin
- Front tyre
- 80/100-21
- Rear tyre
- 110/90-19
Other
- Color options
- Blue/grey
- Comments
- Italian brand.
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 | 2025 | 2026 |
|---|---|---|
| Capacity | 449 cc | 449 cc |
| Dry weight | 106 kg | 106 kg |
| Seat height | 1000 mm | 1000 mm |
| Fuel capacity | 7.5 L | 7.5 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the TM Racing MX 450 ES Fi 4T?
The 2025 TM Racing MX 450 ES Fi 4T has a Capacity of 449.0 ccm (27.40 cubic inches).
What engine power does the TM Racing MX 450 ES Fi 4T have?
The 2025 TM Racing MX 450 ES Fi 4T has a Power of 56.0 HP (41.2 kW).
How many gears does the TM Racing MX 450 ES Fi 4T have?
The 2025 TM Racing MX 450 ES Fi 4T has a Gearbox of 5-speed.
How much does the TM Racing MX 450 ES Fi 4T weigh?
The 2025 TM Racing MX 450 ES Fi 4T has a Dry weight of 106.0 kg (233.7 pounds).
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