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Motorcycle-Catalogue » KTM » KTM 640 Duke

KTM 640 Duke II

General moped information

ModelKTM 640 Duke II
Year2007
CategoryNaked bike
Rating67.2 out of 100. Show full rating and compare with other bikes

Engine and transmission

Engine typeSingle cylinder, four-stroke
Power53.64 HP (39.2 kW)) @ 6750 RPM
Fuel systemCarburettor. Mikuni BST 40
Fuel controlOHC
IgnitionKokusan DC-CDI
Lubrication systemPressure lubrication with 2 oil pumps
Cooling systemLiquid
Gearbox5-speed
ClutchWet multi-disc clutch, operated hydraulically
Exhaust system2 x aluminium

Chassis, suspension, brakes and wheels

Frame typeChromium-molybdenum, powder-coated
Rake (fork angle)26.5°
Trail109 mm (4.3 inches)
Front tyre dimensions120/70-17
Rear tyre dimensions160/70-17
Front brakesSingle disc
Front brakes diameter320 mm (12.6 inches)
Rear brakesSingle disc
Rear brakes diameter220 mm (8.7 inches)

Physical measures and capacities

Dry weight152.0 kg (335.1 pounds)
Power/weight ratio0.3529 HP/kg
Seat height900 mm (35.4 inches) If adjustable, lowest setting.
Ground clearance280 mm (11.0 inches)
Fuel capacity11.20 litres (2.96 gallons)

Other specifications

StarterElectric & kick
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