Motorcycles Specs > Derbi > Derbi GPX1

Derbi GPX1 Specs

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The Derbi GPX1 model is a Prototype / concept model bike manufactured by Derbi . In this version sold from year 2007 , the dry weight is and it is equipped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of and a maximum torque of . With this drive-train, the Derbi GPX1 is capable of reaching a maximum top speed of . On the topic of chassis characteristics, responsible for road holding, handling behavior and ride comfort, the Derbi GPX1 has a frame with front suspension being and at the rear, it is equipped with . Stock tire sizes are 120/80-14 on the front, and 150/60-14 on the rear. As for stopping power, the Derbi GPX1 braking system includes Single disc. Ventilated size 245 mm (9.6 inches) at the front and Single disc. Ventilated size 180 mm (7.1 inches) at the back.

Derbi GPX1 General Information

Brand Derbi 
Model Derbi GPX1 
Start year 2007 
Year 2007 
Category Prototype / concept model 
Factory Warranty (Years / miles)

Derbi GPX1 Dimensions, Aerodynamics and weight

Frame type
Seat details
Wheelbase 1,140 mm (44.9 inches) 
Length 1,860 mm (73.2 inches) 
Width 706 mm (27.8 inches) 
Seat Height
Alternate Seat Height
Ground Clearance
Trail size
Wheels details
Front Tyres - Rims dimensions 120/80-14 
Rear Tyres - Rims dimensions 150/60-14 
Front brakes Single disc. Ventilated 
Rear brakes Single disc. Ventilated 
Front Brakes Dimensions - Disc Dimensions 245 mm (9.6 inches) 
Rear Brakes Dimensions - Disc Dimensions 180 mm (7.1 inches) 
Curb Weight (including fluids)
Dry Weight
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 7.00 litres (1.85 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension
Front Suspension Travel
Rear Suspension
Rear Suspension Travel

Derbi GPX1 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details
Fuel system
Engine size - Displacement - Engine capacity 49.00 ccm (2.99 cubic inches) 
Bore x Stroke
Compression Ratio 10.5:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration
Maximum power - Output - Horsepower
Maximum torque
Engine Maximum RPM
Cooling system Liquid 
Lubrication system Oil pump 
Engine oil capacity
Exhaust system
Transmission type, final drive ratio Shaft drive (cardan) 
Clutch type Automatic 

Derbi GPX1 Performance

Top Speed
Acceleration 0 to 100 km/h (0 to 62 mph)
Acceleration 0 to 400m (1/4 mile)
Recuperation 60 to 140 km/h in highest gear
Fuel Consumption - MPG - Economy - Efficiency
CO2 emissions

Derbi GPX1 Electrical Systems, Ignition and Equipment

Ignition Type CDI 
Electrical Details
Starter Type Electric