| TECHNICAL SPECIFICATION |
|---|
| Model ID |
|---|
| Manufacturer (Make) | Derbi |
| Model Name | GPR 50 R |
| Year | 2011 |
| Category(class) | Sport |
| Engine |
|---|
| Engine Capacity (Displacement) | 49 ccm (2.99 cubic inches) |
| Engine Type | Single cylinder, two-stroke |
| Bore x Stroke | Ø39.9 mm x 40.0 mm (Ø1.57 inches x 1.57 inches) |
| Bore/Stroke Ratio | 1 |
| Compression Ratio | 11.5:1 |
| Timing System | SOHC |
| Fuel System(Carburetion) | Carburettor. 17.5 mm |
| Ignition | C.D.I. |
| Starter System | Electric |
| Lubrication System | Mechanical oil pump |
| Cooling System | Liquid |
| Powertrain |
|---|
| Clutch | Multi-plate |
| Gearbox | 6 speed |
| Transmission (Final Drive) | Chain |
| Chassis/Suspension/Brakes |
|---|
| Frame Type | Tubular steel cradle |
| Front Suspension | 40 mm. hydraulic fork. |
| Front Suspension Travel | 110 mm (4.33 inches) |
| Rear Suspension | Monoshock. |
| Rear Suspension Travel | 120 mm (4.72 inches) |
| Front Brakes | Single disc |
| Front Brakes Diameter | Ø300 mm (Ø11.81 inches) |
| Rear Brakes | Single disc |
| Rear Brakes Diameter | Ø218 mm (Ø8.58 inches) |
| Front Tire | 100/80-17 |
| Rear Tire | 130/70-17 |
| Dimensions |
|---|
| Overall Length | 2015 mm (79.33 inches) |
| Overall Width | 720 mm (28.35 inches) |
| Overall Height | 1116 mm (43.94 inches) |
| Wheelbase | 1360 mm (53.54 inches) |
| Dry Weight | 110.0 kg (243 lb) |
| Curb Weight | 121.0 kg (267 lb) |
| Fuel Capacity | 13.00 litres (3.43 gallons) |
| Reserve Fuel Capacity | 1.50 litres (0.4 gallons) |
| Performance |
|---|
| Max Power | 8.45 HP (6.2 kW) at 10000 RPM |
| Max Torque | 5.90 Nm (4.34 ft*lbs) at 9000 RPM |
| Power/Weight Ratio | 0.07 Hp/Kg |
| Top Speed | - |
| Acceleration (dart, speedup) time | |
| 0-100 km/h | - |
| 0-60 mph | - |
| 1/4 mile | - |
| 60 to 140 km/h, highest gear | - |
