| Attribute | GAS GAS Halley 125 4T × | AJP GALP 50 R × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2005 |
| Make | GAS GAS | AJP |
| Model | GAS GAS Halley 125 4T | AJP GALP 50 R |
| Category | Trial | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. 26 mm | Carburettor |
| Displacement (cm³) | 124 | 49.9 |
| Power (kw) | - | 6.9 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 54 | 40 |
| Stroke (mm) | 54.5 | 39.7 |
| Gearbox | 6-speed | 6-speed |
| Clutch | Multidisc hydraulically operated | - |
| Chassis | ||
| Front suspension | Fork, 41 mm. | Telescopic fork |
| Rear suspension | One-piece aluminium swing arm | Single shock-absorber of progresive action |
| Front brakes | Single disc. 2-piston caliper. | Single disc |
| Rear brakes | Single disc. Single-piston | Single disc |
| Diameter (mm) | 220 | 185 |
| Frame type | Made with Cromoly tubing. Aluminium swing arm. . | - |
| Front tyre | 2.75-21 | 130/80-17 |
| Rear tyre | 4.10-18 | 130/70-17 |
| Front wheel travel (mm) | 255 | 230 |
| Rear wheel travel (mm) | 246 | 260 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,460 | 1,340 |
| Dry weight (kg) | - | 78 |
| Power/weight ratio | - | 0.0885 |
| Seat height (mm) | 945 | 870 |
| Performance | ||
| Fuel capacity (l) | - | 7.5 |