| Attribute | TM Racing MX 300 2012 × | TM Racing MX 250 Cross × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2004 |
| Make | TM Racing | TM Racing |
| Model | TM Racing MX 300 | TM Racing MX 250 Cross |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Keihin PWM 38 | Carburettor |
| Engine details | V-Force Reed intake valve | - |
| Displacement (cm³) | 294 | 249 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 72 | 66.4 |
| Stroke (mm) | 72 | 72 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Driveline | Primary drive: Straight – tooth gear | - |
| Ignition | Kokusan CDI Electronic with variable advance with two selectable maps | - |
| Clutch | Multiple-disk in oil bath with hydraulic control | - |
| Lubrication system | 3.5% mixture | - |
| Compression | - | 15.5:1 |
| Chassis | ||
| Front suspension | Marzocchi USD 50mm | Paioli USD 46 (optional Ohlins) |
| Rear suspension | Sachs Boge, optional Ohlins | Ohlins |
| Front brakes | Single disc. Braking wave disk. With Nissin pump and caliper | Single disc |
| Rear brakes | Single disc. Braking wave disk. With Nissin pump and caliper | Single disc |
| Diameter (mm) | 245 | 240 |
| Frame type | Perimetral aluminium | Cr-Mo steel |
| Front tyre | 80/100-21 | 100/90-21 |
| Rear tyre | 100/90-19 | 110/90-19 |
| Wheels | Blue rims. | - |
| Other | ||
| Color options |
| - |
| Performance | ||
| Fuel capacity (l) | 8.7 | 9 |