| Attribute | GAS GAS TXT 300 Racing E4 × | GAS GAS Contact 280 × |
|---|---|---|
| General | ||
| Production from (year) | 2018 | 2017 |
| Make | GAS GAS | GAS GAS |
| Model | GAS GAS TXT 300 Racing E4 | GAS GAS Contact 280 |
| Category | Trial | Trial |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor | Carburettor. Dell´Orto PHBL26BS. Reed valve induction. |
| Engine details | Reed valve | Reed valve. |
| Displacement (cm³) | 294.1 | 272.2 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 79 | 76 |
| Stroke (mm) | 60 | 60 |
| Gearbox | 6-speed | 6-speed |
| Ignition | CDI | - |
| Clutch | GG 1/3 hydraulic-diaphragm-system | GG 1/3 hydraulic-diaphragm-system |
| Lubrication system | 2.5 % Mixture | - |
| Chassis | ||
| Front suspension | TECH with aluminium bar Ø 39. Rebound, compression, end stroke and spring preload regulation. | OLLE 40 mm bar Diam. |
| Rear suspension | ÖHLINS hydraulic mono shock absorber (2 ways). Rebound and spring pre-load ajustable. | OLLE mono shock absorber (1 way) |
| Front brakes | Single disc. NG WAVE floating, monoblock 4 pistons BRAKTEC caliper | Single disc. Floating wave discs. Four-piston calipers. |
| Rear brakes | Single disc. NG WAVE, autostand system 2 pistons BRAKTEC caliper | Single disc. Wave disks. Two-piston calipers. |
| Diameter (mm) | 150 | 150 |
| Frame type | Chrom-Molybdenum tubular | Chrome-Molybdenum tubular frame |
| Front tyre | 2.75-21 | 2.75-21 |
| Rear tyre | 4.00-18 | 4.00-18 |
| Wheels | Aluminium rims, wire spoked | Aluminium with spokes |
| Front wheel travel (mm) | 180 | 170 |
| Rear wheel travel (mm) | 167 | 164 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,320 | 1,320 |
| Dry weight (kg) | 67 | 69 |
| Overall height (mm) | 1,130 | 1,130 |
| Overall length (mm) | 2,010 | 2,010 |
| Overall width (mm) | 825 | 825 |
| Seat height (mm) | 630 | 650 |
| Performance | ||
| Fuel capacity (l) | 2.4 | 3.5 |