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KTM 640 LC4 Adventure 2005

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2005 KTM 640 LC4 Adventure

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KTM's profilation of this bike

Wherever in the world strange continents, lonely desert expanses or wild jungle trails are explored - the KTM 640 Adventure is the ultimate, single-cylinder travel motorcycle. Directly descended from successful rally racing bikes, it is characterized by its low weight, agile chassis with long suspension travel and a robust LC4 engine.

General information
Model:	KTM 640 LC4 Adventure
Year:	2005
Category:	Enduro / offroad
Rating:	78.4 out of 100. Show full rating and compare with other bikes
Safety:	See our safety campaign with the high safety rated bikes in this category.
Engine and transmission
Displacement:	625.00 ccm (38.14 cubic inches)
Engine type:	Single cylinder
Stroke:	4
Power:	53.64 HP (39.2 kW)) @ 7000 RPM
Torque:	55.00 Nm (5.6 kgf-m or 40.6 ft.lbs) @ 5500 RPM
Compression:	11.7:1
Bore x stroke:	101.0 x 78.0 mm (4.0 x 3.1 inches)
Fuel system:	Carburettor. Mikuni BST 40
Valves per cylinder:	4
Fuel control:	OHC
Ignition:	Kokusan DC-CDI
Starter:	Electric & kick
Lubrication system:	Pressure lubrication with 2 Eaton pumps
Cooling system:	Liquid
Gearbox:	5-speed
Transmission type final drive:	Chain
Clutch:	Wet multi-disc clutch, operated hydraulically
Physical measures
Dry weight:	158.0 kg (348.3 pounds)
Seat height:	945 mm (37.2 inches) If adjustable, lowest setting.
Overall height:	640 mm (25.2 inches)
Overall width:	640 mm (25.2 inches)
Ground clearance:	315 mm (12.4 inches)
Wheelbase:	1,510 mm (59.4 inches)
Chassis and dimensions
Frame type:	Chromium-molybdenum, power-coated
Rake (fork angle):	27.5°
Trail:	124 mm (4.9 inches)
Front suspension:	WP-USD 48 mm
Rear suspension:	WP - Monoshock
Rear suspension travel:	335 mm (13.2 inches)
Front tyre dimensions:	90/90-21
Front brakes:	Double disc
Front brakes diameter:	300 mm (11.8 inches)
Rear brakes:	Single disc
Rear brakes diameter:	220 mm (8.7 inches)
Speed and acceleration
Power/weight ratio:	0.3395 HP/kg
Other specifications
Fuel capacity:	25.50 litres (6.74 gallons)
Further information
Parts and accessories	Check out parts and accessories from our partners.
Ask questions	Join the 05 KTM 640 LC4 Adventure discussion group.
Insurance, loans, tests	Check out insurance here. Search the web for dealers, loan costs, tests, customizing, etc.
Related bikes	List related bikes for comparison of specs

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Rating sample for this KTM bike
Touring capabilities for the 2005 KTM 640 LC4 Adventure: (80.2 out of 100) Click here for complete rating. You can also compare bikes.

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