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KTM 640 Duke II Yellow/black - 2004 Specifications and Reviews

The 2004 KTM 640 Duke II is a lightweight super motard designed for agile urban riding and spirited backroad exploration. Its single-cylinder engine delivers strong low-end torque ideal for quick acceleration and playful handling. Known for its minimalist styling and accessible performance, it appeals to riders seeking a fun, manageable naked bike with genuine character.

2004
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General information

CategorySuper motard
Year2004
ModelKTM 640 Duke II Yellow/Black

Engine and Transmission Specifications

Transmission typefinal driveChain
Gearbox5-speed
Cooling systemLiquid
Fuel controlOHC
Fuel systemCarburettor
Bore x stroke101.0 x 78.0 mm (4.0 x 3.1 inches)
Compression11.7:1
Torque60.00
Power53.64
Stroke4
Engine typeSingle cylinder
Capacity:625.00 ccm (38.14 cubic inches)
 
 

Physical measures and capacities

Wheelbase1,460 mm (57.5 inches)
Ground clearance270 mm (10.6 inches)
Overall width640 mm (25.2 inches)
Overall height640 mm (25.2 inches)
Alternate seat height675 mm (26.6 inches) If adjustable, highest setting.
Seat height900 mm (35.4 inches) If adjustable, lowest setting.
Dry weight149.0 kg (328.5 pounds)

KTM 640 Duke II Yellow/black dimensions and frame

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter320 mm (12.6 inches)
Front brakesSingle disc
Front tyre dimensions120/70-17
Rear suspensionWP - Monoshock
Front suspensionWP-USD 43 MA
Trail64 mm (2.5 inches)
Frame typeChromium-molybdenum, power-coated

Speed and acceleration

Power/weight ratio0.3600 HP/kg
 
 

Other specs

Fuel capacity12.00 litres (3.17 gallons)

Rider Reviews

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