| Attribute | GAS GAS TXT 50 Boy 2006 × | Polini X1R H2O 2010 × |
|---|---|---|
| General | ||
| Production from (year) | 2006 | 2010 |
| Make | GAS GAS | Polini |
| Model | GAS GAS TXT 50 Boy | Polini X1R H2O |
| Category | Trial | Minibike, cross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Dell´Orto* 14mm. | Carburettor. Dell Orto PHBG 19 |
| Displacement (cm³) | 49.4 | 49.3 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 40 | 40 |
| Stroke (mm) | 39.3 | 39.3 |
| Gearbox | 6-speed | 4-speed |
| Ignition | Variable electronic. | - |
| Clutch | Double, hydraulic and automatic clutch. | - |
| Lubrication system | 2% mixture. | - |
| Compression | - | 15.2:1 |
| Chassis | ||
| Front suspension | 32 mm Marzocchi* hidraulic fork. 140 mm travel. | Paioli, 33 mm |
| Rear suspension | Hydraulic Sachs* shock absorber with 155 mm travel. | Paioli monoshock |
| Front brakes | Single disc | Expanding brake (drum brake). Hydraulic |
| Rear brakes | Single disc | Expanding brake (drum brake). Hydraulic |
| Diameter (mm) | 150 | 140 |
| Frame type | Front suspension | - |
| Front tyre | - | 2.50-10 |
| Rear tyre | - | 2.75-10 |
| Other | ||
| Starter | Kick | Kick |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,005 | 900 |
| Dry weight (kg) | 42 | 43 |
| Seat height (mm) | 600 | 600 |
| Performance | ||
| Fuel capacity (l) | 3.02 | 3 |