The Derbi GPR 125 was a two-stroke, single-cylinder motorcycle produced in 2005-06. With a 124.7 cc engine, the bike had a maximum power output of 11 kW and a maximum torque of 13.5 Nm. It featured a six-speed transmission and chain drive. The front suspension was equipped with 40mm Fourche USD hydraulic forks, and the rear suspension was monoshock with 110mm of wheel travel. The front and rear brakes consisted of single disc setups with two and four-pistons calipers respectively. The motorcycle weighed 123 kg and had a fuel capacity of 13 liters/3.4 US gallons. Top speed was reportedly 134 km/h, and it could complete a standing quarter-mile in 17.1 seconds.
Technical specifications:
Make Model: Derbi GPR 125
| Year | 2005 – 06 |
|---|---|
| Engine | Two stroke, single cylinder |
| Capacity | 124.7 cc / 7.6 cu-in |
| Bore x Stroke | 56 x 50 mm |
| Cooling System | Liquid cooled |
| Compression Ratio | 12.5:1 |
| Induction | 28mm Mikuni |
| Ignition | Electronic CDI |
| Starting | Electric |
| Max Power | 11 kW 15 hp @ 8250 rpm |
| Max Torque | 13.5 Nm @ 77500 rpm |
| Transmission | 6 Speed |
| Final Drive | Chain |
| Front Suspension | 40mm Fourche USD hydraulic forks, 120mm wheel travel |
| Rear Suspension | Monoshock, 110mm wheel travel |
| Front Brakes | Single 300mm disc 4 piston caliper |
| Rear Brakes | Single 180mm disc 2 piston caliper |
| Front Tyre | 110/70 -17 |
| Rear Tyre | 140/70 -17 |
| Dry Weight | 123 kg / 271 lbs |
| Fuel Capacity | 13 Litres / 3.4 US gal |
| Standing 1/4 Mile | 17.1 sec |
| Top Speed | 134 km/h |
