| MODEL | GASGAS 200 PRO 2005 |
| Year | 2005 |
| Engine Type | Single cylinder, two-stroke |
| Displacement / Capacity | 175.8 cc / 10.73 cu in |
| Bore X Stroke | 64.0 x 54.5 mm / 2.5 x 2.1 in |
| Compression Ratio | — |
| Cooling System | Liquid |
| Max Power | — |
| Max Torque | — |
| Ignition | Kokusan digital CDI, electric flywheel magneto |
| Induction | Carburettor, Dell'Orto PHBL 26BS |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 6-speed |
| Clutch | Hydraulic, 2 steel, 3 fibre discs |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Deltabox, CrMo tubing |
| Front Suspension | Marzocchi 38 mm conventional telescopic forks |
| Rear Suspension | Progressive linkage system |
| Front Brakes | Single disc, 4-piston |
| Rear Brakes | Single disc, 2-piston |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | 635 mm / 25.0 in |
| Wheelbase | 1320 mm / 52.0 in |
| Ground Clearance | 345 mm / 13.6 in |
| Dry Weight | 64.0 kg / 141.0 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 2.75-21 |
| Rear Tyre | 4.00-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 2.9 Litres / 0.77 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The 2005 Pro 200 sat between the 125 and the larger-bore trials machines, sharing the Deltabox chromoly chassis and hydraulic clutch. Its 176 cc two-stroke gave a bit more bottom-end pull than the 125 for a small weight penalty.
