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KTM 640 LC4 Supermoto - 2003 Specifications and Reviews

The 2003 KTM 640 LC4 Supermoto is a lightweight, nimble supermoto designed for riders seeking playful urban agility and off-road versatility. Powered by a torquey 625cc single-cylinder four-stroke engine producing 55 Nm, it excels at quick city navigation and tight technical riding. Known for its responsive handling and genuine dirt bike heritage, it appeals to experienced riders wanting genuine fun over pure performance.

2003
5 stars Average rating: 5 from 1 votes
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General information

CategorySuper motard
Year2003
ModelKTM 640 LC4 Supermoto
 
 

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox5-speed
Cooling systemLiquid
Fuel systemCarburettor
Valves per cylinder4
Bore x stroke102.0 x 80.0 mm (4.0 x 3.1 inches)
Compression11.5:1
Torque55.00 Nm (5.6 kgf-m or 40.6 ft.lbs) @ 5500
Power54.80
Engine typeSingle cylinder, four-stroke
Capacity:625.00 ccm (38.14 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter320 mm (12.6 inches)
Front brakesSingle disc
Rear tyre dimensions160/60-17
Front tyre dimensions120/70-17
Rear suspension travel310 mm (12.2 inches)
Rear suspensionWP - Monoshock
Front suspension travel265 mm (10.4 inches)
Front suspensionWP-USD 48 MA
 
 

Physical measures and capacities

Reserve fuel capacity2.50 litres (0.66 gallons)
Fuel capacity12.00 litres (3.17 gallons)
Wheelbase1,510 mm (59.4 inches)
Ground clearance290 mm (11.4 inches)
Seat height910 mm (35.8 inches) If adjustable, lowest setting.
Power/weight ratio0.3678 HP/kg
Dry weight149.0 kg (328.5 pounds)

Rider Reviews

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