KTM 640 Duke 2003

Complete specifications and details for the 2003 KTM 640 Duke. This comprehensive guide includes engine specifications, dimensions, features, and performance data.

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Basic Information

MakeKTM
Model640 Duke
Year2003
CategorySuper motard

Chassis, Suspension & Brakes

Front BrakesSingle disc
Front Brakes Diameter320 mm (12.6 inches)
Front SuspensionWP-USD 43 MA
Front Tyre120/70-17
Front Wheel Travel140 mm (5.5 inches)
Rear BrakesSingle disc
Rear Brakes Diameter220 mm (8.7 inches)
Rear SuspensionWP - Monoshock
Rear Tyre160/70-17
Rear Wheel Travel170 mm (6.7 inches)

Other Specifications

Engine & Transmission

Displacement625.00 ccm (38.14 cubic inches)
Engine DetailsSingle cylinder, four-stroke
Power54.80 HP (40.0 kW)) @ 7500 RPM
Torque60.00 Nm (6.1 kgf-m or 44.3 ft.lbs) @ 5500 RPM
Compression11.5:1
Bore X Stroke101.0 x 78.0 mm (4.0 x 3.1 inches)
Valves Per Cylinder4
Fuel SystemCarburettor
Cooling SystemLiquid
Gearbox5-speed
Transmission Type Final DriveChain

Dimensions & Capacities

Dry Weight149.0 kg (328.5 pounds)
Fuel Capacity12.00 litres (3.17 gallons)
Ground Clearance270 mm (10.6 inches)
Power Weight Ratio0.3678 HP/kg
Reserve Fuel Capacity2.50 litres (0.66 gallons)
Seat Height900 mm (35.4 inches) If adjustable, lowest setting.