Sportbikes
2004Derbi GPR 50 R
36 fields on record
The 2004 Derbi GPR 50 R is a race-replica 50cc sports bike for young riders. Its liquid-cooled 49cc two-stroke single makes 8.8 hp through a six-speed manual gearbox. With a 770 mm seat, 121 kg wet weight and a 7.3-litre tank, it brings full-size sports-bike styling and handling to the learner class.
- Capacity
- 49.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Dry weight
- 105.0 kg
- Seat height
- 770 mm
- Power
- 8.8 HP (6.5 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It's designed as a sporty-styled commuter and learner bike for short urban trips rather than genuine performance riding.
- Built for
- It mimics full-size sportbike styling and handling in a tiny, low-powered package, giving a fun, nimble feel around town without any real straight-line speed.
- Not ideal for
- This is not for riders seeking real highway speed, long-distance touring comfort, or carrying a passenger any real distance.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 49.0 ccm
- Power
- 8.8 HP (6.5 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.0838 HP/kg (dry)
- Bore x stroke
- 39.9 x 40.0 mm
- Compression
- 11.5:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
- Lubrication system
- Oil pump
- Torque
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Multidisc
Dimensions & weight
- Wheelbase
- 1315 mm
- Overall length
- 1961 mm
- Overall width
- 720 mm
- Overall height
- 1116 mm
- Seat height
- 770 mm
- Dry weight
- 105.0 kg
- Wet weight
- 121.0 kg
- Fuel capacity
- 7.30 litres
- Oil capacity
- 1.50 litres
Chassis & suspension
- Frame
- Tubular steel cradle
- Front suspension
- Upside down hydraulic fork
- Rear suspension
- Single shock
- Front wheel travel
- 120 mm
- Rear wheel travel
- 110 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 300 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 180 mm
- Front tyre
- 110/80-17
- Rear tyre
- 130/70-17
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2003 | 2004 | 2005 | 2007 | 2009 | 2011 |
|---|---|---|---|---|---|---|
| Capacity | 49 cc | 49 cc | 49 cc | 49 cc | 49 cc | 50 cc |
| Dry weight | 105 kg | 105 kg | 105 kg | 105 kg | 105 kg | 110 kg |
| Seat height | 770 mm | 770 mm | 770 mm | 770 mm | 770 mm | 770 mm |
| Fuel capacity | 7.3 L | 7.3 L | 7.3 L | 7.3 L | 13 L | 13 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Derbi GPR 50 R?
The 2004 Derbi GPR 50 R has a Capacity of 49.0 ccm (2.99 cubic inches).
What engine power does the Derbi GPR 50 R have?
The 2004 Derbi GPR 50 R has a Power of 8.8 HP (6.5 kW).
How many gears does the Derbi GPR 50 R have?
The 2004 Derbi GPR 50 R has a Gearbox of 6-speed.
How much does the Derbi GPR 50 R weigh?
The 2004 Derbi GPR 50 R has a Dry weight of 105.0 kg (231.5 pounds).
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