Derbi GPR 50 2T - 2011 Specifications and Reviews
The 2011 Derbi GPR 50 2T is an entry-level sport motorcycle designed for young riders and beginners seeking an agile, lightweight machine. Its liquid-cooled two-stroke engine delivers punchy performance characteristic of the category, while the six-speed transmission and compact 49cc displacement make it ideal for urban commuting and learning proper riding technique.
Engine and Transmission Specifications | |
| Clutch | Multi-plate |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | Oil pump |
| Ignition | C.D.I. |
| Fuel control | SOHC |
| Fuel system | Carburettor. 17.5 mm |
| Bore x stroke | 39.9 x 40.0 mm (1.6 x 1.6 inches) |
| Compression | 11.5:1 |
| Torque | 5.90 Nm (0.6 kgf-m or 4.4 ft.lbs) @ 9000 |
| Power | 8.45 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 49.90 ccm (3.04 cubic inches) |
| | |
| Category | Sport |
| Year | 2011 |
| Model | Derbi GPR 50 2T |
| | |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 218 mm (8.6 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 300 mm (11.8 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 130/70-17 |
| Front tyre dimensions | 100/80-17 |
| Rear suspension travel | 120 mm (4.7 inches) |
| Rear suspension | Monoshock. |
| Front suspension travel | 110 mm (4.3 inches) |
| Front suspension | 40 mm. hydraulic fork. |
| Frame type | Tubular steel cradle |
Physical measures and capacities | |
| Fuel capacity | 13.00 litres (3.43 gallons) |
| Wheelbase | 1,360 mm (53.5 inches) |
| Overall width | 720 mm (28.3 inches) |
| Overall length | 2,015 mm (79.3 inches) |
| Seat height | 810 mm (31.9 inches) If adjustable, lowest setting. |
| Power/weight ratio | 0.0768 HP/kg |
| Dry weight | 110.0 kg (242.5 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Black/yellow |
| Starter | Electric |
Performance Profile & Rider Fit
8.5 hp
Peak Power
Best For
Track40%
City70%
Cornering60%
Daily Riding45%
Touring15%
Passenger15%
Rider Profile
| Best For | This is a learner-legal 50cc sportbike aimed at new riders, typically teenagers on a moped licence, rather than experienced motorcyclists. |
| Purpose | Its purpose is short urban and suburban commuting with sporty styling, not genuine performance riding. |
| Rider Fit | The compact, lightweight sportbike chassis suits smaller and lighter riders, with a low-ish seat height and racy but not extreme ergonomics. |
| Character | It looks and feels like a mini superbike, offering playful handling and a sporty riding position despite very modest two-stroke performance. |
| Not Ideal For | This is not for riders wanting real speed, highway travel, passenger comfort, or off-road capability. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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