Sportbikes

2011Derbi GPR 50 R

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The 2011 Derbi GPR 50 R is a liquid-cooled sport 50cc two-stroke designed for entry-level riders seeking aggressive styling and nimble handling. Its compact single-cylinder engine delivers punchy performance from a carbureted powerplant, while the six-speed transmission enables spirited riding on urban and backroad environments. Best known for combining affordable sportiness with practical everyday usability.

Capacity: 49.9 ccm
Engine: Single, two-stroke
Gearbox: 6-speed
Dry weight: 110.0 kg
Seat height: 770 mm
Power: 8.5 HP (6.3 kW)

⇄ Compare with another bike All model years

What’s new for the 2011 Derbi GPR 50 R

vs the 2010

Spec	2010	2011
Engine capacity	49.4 ccm (3.01 cubic inches)	49.9 ccm (3.05 cubic inches)
Power	5.4 HP (4.0 kW)	8.5 HP (6.3 kW)
Torque	—	5.9 Nm (0.6 kgf-m or 4.4 ft.lbs) @ 9000 RPM
Dry weight	105.0 kg (231.5 pounds)	110.0 kg (242.5 pounds)
Front suspension	Upside down hydraulic fork	40 mm. hydraulic fork.
Rear suspension	Single shock	Monoshock.
Wheelbase	1310 mm (51.6 inches)	1360 mm (53.5 inches)

Other years 2003 2004 2005 2006 2007 2008 2009 2010 2011

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail10%

Cornering55%

City riding70%

Daily riding45%

Touring15%

Two-up15%

Track40%

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 us

Your height

Inseam (optional)

Units

At 770mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2011 Derbi GPR 50 R, with a cramped knee angle of around 65 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 49.9 ccm
Power: 8.5 HP (6.3 kW)
Torque: 5.9 Nm (0.6 kgf-m) @ 9000 RPM
Engine type: Single, two-stroke
Power/weight ratio: 0.0773 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: Mechanical oil pump

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Multidisc

Dimensions & weight

Wheelbase: 1360 mm
Overall length: 2015 mm
Overall width: 720 mm
Overall height: 1116 mm
Seat height: 770 mm
Dry weight: 110.0 kg
Wet weight: 121.0 kg
Fuel capacity: 13.00 litres
Oil capacity: 1.50 litres
Reserve fuel capacity: 1.50 litres

Chassis & suspension

Frame: Tubular steel cradle
Front suspension: 40 mm. hydraulic fork.
Rear suspension: Monoshock.
Front wheel travel: 110 mm
Rear wheel travel: 120 mm

Brakes & wheels

Front brakes: Single disc
Front brakes diameter: 300 mm
Rear brakes: Single disc
Rear brakes diameter: 218 mm
Front tyre: 100/80-17
Rear tyre: 130/70-17

Other

Color options: Black/yellow

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	2005	2007	2009	2011
Capacity	49 cc	49 cc	49 cc	49 cc	50 cc
Dry weight	105 kg	105 kg	105 kg	105 kg	110 kg
Seat height	770 mm	770 mm	770 mm	770 mm	770 mm
Fuel capacity	7.3 L	7.3 L	7.3 L	13 L	13 L