What category is the 2005 Derbi GPR 125 Nude?

The 2005 Derbi GPR 125 Nude has a Category of Naked bike.

What is the engine size of the 2005 Derbi GPR 125 Nude?

The 2005 Derbi GPR 125 Nude has a Capacity: of 124.76 ccm (7.61 cubic inches).

What type of engine does the 2005 Derbi GPR 125 Nude have?

The 2005 Derbi GPR 125 Nude has a Engine type of Single cylinder.

Is the 2005 Derbi GPR 125 Nude air cooled or liquid cooled?

The 2005 Derbi GPR 125 Nude has a Cooling system of Liquid.

How many gears does the 2005 Derbi GPR 125 Nude have?

The 2005 Derbi GPR 125 Nude has a Gearbox of 6-speed.

What is the seat height of the 2005 Derbi GPR 125 Nude?

The 2005 Derbi GPR 125 Nude has a Seat height of 800 mm (31.5 inches) If adjustable, lowest setting..

Derbi GPR 125 Nude - 2005 Specifications and Reviews

Name: 2005 Derbi GPR 125 Nude
Brand: Derbi

The 2005 Derbi GPR 125 Nude is a lightweight naked bike ideal for novice riders and urban commuters seeking nimble, affordable transportation. Powered by a liquid-cooled 124cc single-cylinder engine with electronic ignition, it delivers responsive performance suitable for city riding. Known for its practical design and reliability, the GPR 125 remains a popular entry-level motorcycle across Europe.

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General information
Category	Naked bike
Year	2005
Model	Derbi GPR 125 Nude

Engine and Transmission Specifications
Clutch	Multi-disc
Gearbox	6-speed
Cooling system	Liquid
Lubrication system	Oil pump
Starter	Electric
Ignition	Electronic C.D.I.
Fuel system	Carburettor. Mikuni 28
Bore x stroke	56.0 x 50.7 mm (2.2 x 2.0 inches)
Compression	12.5:1
Stroke	2
Engine type	Single cylinder
Capacity:	124.76 ccm (7.61 cubic inches)
Physical measures and capacities
Wheelbase	1,355 mm (53.3 inches)
Overall width	788 mm (31.0 inches)
Seat height	800 mm (31.5 inches) If adjustable, lowest setting.
Derbi GPR 125 Nude dimensions and frame
Rear brakes diameter	180 mm (7.1 inches)
Rear brakes	Single disc
Front brakes diameter	300 mm (11.8 inches)
Front brakes	Single disc
Rear tyre dimensions	140/70-17
Front tyre dimensions	110/80-17
Rear suspension travel	110 mm (4.3 inches)
Rear suspension	Monoshock
Front suspension travel	120 mm (4.7 inches)
Front suspension	Inverted fork.
Speed and acceleration
Fuel capacity	13.00 litres (3.43 gallons)
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay

Performance Profile & Rider Fit

Best For

Track55%

City75%

Cornering78%

Daily Riding55%

Touring25%

Passenger25%

Rider Profile

Best For	Best suited to newer or younger riders, often on a restricted license, who want a sporty-feeling small-capacity naked.
Purpose	Designed as a lightweight, punchy urban and canyon-carving 125cc naked bike rather than a long-distance or utility machine.
Rider Fit	Compact dimensions and a naked-bike stance make it easy to manage for shorter or lighter riders, with an upright but sporty seating position.
Character	A peppy two-stroke single with quality cycle parts like an aluminum frame and radial brakes, giving it an eager, playful feel well beyond its small displacement.
Not Ideal For	Not a good fit for riders needing serious highway touring range, passenger comfort, or off-road capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2005 Derbi GPR 125 Nude Rider Ergonomics Assessment

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Inseam (optional)

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Feet:

At 800mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2005 Derbi GPR 125 Nude, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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