Motocross Bikes

2024TM racing TM Racing MX 144 2T

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The 2024 TM Racing MX 144 2T is a lightweight 143cc two-stroke motocross bike designed for young riders and beginners entering competitive racing. Featuring a V-Force reed valve engine, liquid cooling, and a rigid aluminium deltabox frame, it delivers sharp throttle response and agility ideal for learning precise bike control. Known for its competitive pricing and reliable Japanese components, this machine excels in youth racing classes.

Capacity: 143.3 ccm
Engine: Single, two-stroke
Gearbox: 5-speed
Dry weight: 91.0 kg
Seat height: 990 mm
Power: 38.0 HP (27.9 kW)

⇄ Compare with another bike All model years

Other years 2020 2021 2022 2023 2024

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail97%

Cornering90%

City riding5%

Daily riding5%

Touring5%

Two-up0%

Track90%

Best for: Built exclusively for motocross racing and off-road competition, not for street or commuting use.
Built for: A lightweight, high-strung two-stroke that rewards aggressive, active riding with sharp, flickable handling and explosive top-end power.
Not ideal for: This bike is not suitable for beginners, passengers, road riding, or anyone wanting comfort, storage, or long-distance touring capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Will it fit you?

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Your height

Inseam (optional)

Units

At 990mm, a rider of 68.9" with a 31" (estimated) inseam will not reach the ground comfortably on the 2024 TM racing TM Racing MX 144 2T, with a moderate knee angle of around 90 degrees and an upright riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at over 900 mm — Sky High →

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Full specifications

Engine

Capacity: 143.3 ccm
Power: 38.0 HP (27.9 kW)
Engine type: Single, two-stroke
Power/weight ratio: 0.4176 HP/kg
Bore x stroke: 56.0 x 58.2 mm
Cooling system: Liquid
Fuel system: Carburettor
Starting: Kick
Ignition: Kokusan
Lubrication system: 3,5% oil mix

Transmission

Gearbox: 5-speed
Transmission type: Manual
Clutch: Multiple-disk in oil bath with hydraulic control

Dimensions & weight

Seat height: 990 mm
Dry weight: 91.0 kg
Fuel capacity: 9.00 litres
Ground clearance: Not on record - add it

Chassis & suspension

Frame: Self-tempering aluminium deltabox type single beam with extruded, forged and microcast parts
Front suspension: Kayaba USD 48mm
Rear suspension: TM Racing
Front wheel travel: 310 mm
Rear wheel travel: 300 mm
Rake (fork angle): 27.0°

Brakes & wheels

Front brakes: Single disc. Brembo
Front brakes diameter: 270 mm
Rear brakes: Single disc. Nissin
Front tyre: 80/100-21
Rear tyre: 100/90-19

Other

Color options: Blue/white
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	2020	2021	2022	2023	2024
Capacity	143.3 ccm (8.74 cubic inches)	143.3 ccm (8.74 cubic inches)	143.3 ccm (8.74 cubic inches)	143.3 ccm (8.74 cubic inches)	143.3 ccm (8.74 cubic inches)
Dry weight	—	—	—	91.0 kg (200.6 pounds)	91.0 kg (200.6 pounds)
Seat height	—	—	—	990 mm (39.0 inches)	990 mm (39.0 inches)
Fuel capacity	9.50 litres (2.51 US gallons)	9.50 litres (2.51 US gallons)	9.50 litres (2.51 US gallons)	9.00 litres (2.38 US gallons)	9.00 litres (2.38 US gallons)
Color options	Blue/white	Blue/white	Blue/white	Blue/white	Blue/white