Comparison of GAS GAS TXT Racing 280 2021 and HM Cota 4RT [S]ave
| Attribute |  HM Cota 4RT × |  GAS GAS TXT Racing 280 2021 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2021 |
| Make | HM | GAS GAS |
| Model | HM Cota 4RT | GAS GAS TXT Racing 280 |
| Category | Trial | Trial |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Injection. PGM-FI | Injection |
| Engine details | - | Reed valve. |
| Displacement (cm³) | 249.1 | 272.2 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 76.5 | 76 |
| Stroke (mm) | 54.2 | 60 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | CDI | Hidria ECU |
| Clutch | Mulitplate in oil bath | BRAKTEC hydraulics - diaphragm GG 1/3 |
| Compression | 10.5:1 | - |
| Chassis | ||
| Front suspension | Showa | TECH with aluminium bar Ø 39 |
| Rear suspension | Pro-link | REIGER hydraulic shock absorber with linkage |
| Front brakes | Single disc | Single disc. Monoblock 4 pistons BRAKTEC caliper, NG WAVE floating |
| Rear brakes | Single disc | Single disc. 2 pistons BRAKTEC caliper, autostand system, NG WAVE |
| Diameter (mm) | 150 | 150 |
| Frame type | - | Chrom-Molybdenum, tubular |
| Front tyre | 2.75-21 | 2.75-21 |
| Rear tyre | 4.00-18 | 4.00-18 |
| Front wheel travel (mm) | 175 | 167 |
| Rear wheel travel (mm) | 170 | 174 |
| Rake (fork angle) (degree) | - | 23 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
|
|
| Dimensions | ||
| Wheelbase (mm) | 1,321 | 1,320 |
| Dry weight (kg) | 73 | 69 |
| Overall height (mm) | 1,140 | 1,130 |
| Overall length (mm) | 2,016 | 2,010 |
| Overall width (mm) | 830 | 825 |
| Seat height (mm) | 650 | 630 |
| Ground clearance (mm) | 335 | 325 |
| Performance | ||
| Fuel capacity (l) | 2 | 2.4 |
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