16 May. Saturday 2026
TM Racing MX 144 - 2012 Specifications and Reviews
The 2012 TM Racing MX 144 is a lightweight 144cc two-stroke motocross bike designed for young and amateur riders entering the sport. Known for its responsive power delivery and agile handling, this machine excels in youth racing categories with its liquid-cooled engine, advanced CDI ignition system, and smooth hydraulic clutch control for consistent performance on track.
General information | |
| Category | Cross / motocross |
| Year | 2012 |
| Model | TM Racing MX 144 |
| | |
Engine and Transmission Specifications | |
| Clutch | Multiple-disk in oil bath with hydraulic control |
| Transmission type,final drive | Chain |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Lubrication system | 3.5% oil mixture |
| Ignition | Kokusan CDI Electronic with variable advance with two selectable maps |
| Fuel system | Carburettor. Keihin PWK 38 |
| Bore x stroke | 56.0 x 58.2 mm (2.2 x 2.3 inches) |
| Compression | 17.2:1 |
| Engine details | V-Force Reed intake valve |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 143.35 ccm (8.75 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Blue rims |
| Rear brakes diameter | 245 mm (9.6 inches) |
| Rear brakes | Single disc. Braking wave Disk. With Nissin pump and caliper. |
| Front brakes diameter | 270 mm (10.6 inches) |
| Front brakes | Single disc. Braking wave Disk. With Nissin pump and caliper. |
| Rear tyre dimensions | 100/90-19 |
| Front tyre dimensions | 80/100-21 |
| Rear suspension | Sachs Boge (optional Ohlins ) |
| Front suspension | Marzocchi USD 50mm |
| Frame type | Alluminium perimetral |
Physical measures and capacities | |
| Fuel capacity | 8.70 litres (2.30 gallons) |
Other specs | |
| Comments | 4W/2WD. Automatic Transmission with Hi/Lo Range and Reverse. Slip Limited Front Differential. DC 12V 10A 120W electric outlet. Made in Taiwan. |
| Wheelbase | 1,280 mm (50.4 inches) |
| Overall width | 1,250 mm (49.2 inches) |
| Overall length | 2,030 mm (79.9 inches) |
| Overall height | 1,300 mm (51.2 inches) |
| Seat height | 920 mm (36.2 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0541 HP/kg |
| Dry weight | 364.0 kg (802.5 pounds) |
| Rear tyre | 25/10-12 |
| Front tyre | 25/8-12 |
| Rear Suspension | Double AArm |
| Front Suspension | Double AArm |
| Driveline | 4x4. Gear Selection L/H/N/R. CVT Automatic. |
| Fuel control | Single Overhead Cams (SOHC) |
| Bore x Stroke | 92.0 x 76.5 mm (3.6 x 3.0 inches) |
| Compression | 9.9:1 |
| Torque | 27.50 Nm (2.8 kgf-m or 20.3 ft.lbs) @ 3500 Revolutions">RPM |
| Power | 19.71 Horsepower">HP (14.4 Kilowatt">kW)) @ 6000 Revolutions">RPM |
| Capacity: | 503.00 ccm (30.69 cubic inches) |
| Color options | Blue/white |
| Light | Primary drive: Straight – tooth gear |
| Starter | Kick |
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