Prototype - Concept Model · 2005
GPR 80 Cup
Technical Overview
2005 Derbi GPR 80 Cup Technical Analysis & Specification Breakdown
Engineered by Derbi for the prototype - concept model motorcycle segment, the 2005 Derbi GPR 80 Cup relies on a 49 cc (3 cu in) liquid-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a 11.5:1 compression ratio.
Within MotoLibrary's Derbi archive, this model family spans 2 indexed model years from 2005 to 2006, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Engine
Displacement 49.0 ccm (2.99 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Compression 11.5:1
Fuel System Carburettor. Dellorto PHVA 14
Ignition CDI
Cooling Liquid
Transmission
Gearbox 6-speed
Final Drive Chain (final drive)
Chassis
Front Suspension Inverted fork
Rear Suspension Monoshock
Wheels & Brakes
Front Tyre 110/80-17
Rear Tyre 130/70-17
Front Brakes Single disc
Front Brake Ø 300 mm (11.8 inches)
Rear Brakes Single disc
Rear Brake Ø 180 mm (7.1 inches)
Other
Starter Electric
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Buying Checklist
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Transmission
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