These are the known mechanical and performance specifications for your 2004 KTM 640 LC4 Adventure.
Basic Specs

Engine
Displacement625.00 ccm (38.14 cubic inches)
Type
DetailsSingle cylinder, four-stroke
Max RPM
Compression11.5:1
Bore/Stroke101.0 x 78.0 mm (4.0 x 3.1 inches)
Valves/Cylinder
FuelingCarburettor
Ignition
Exhaust
Lubrication
CoolingLiquid
Performance
Horespower53.64 HP (39.2 kW)
Torque55.00 Nm (5.6 kgf-m or 40.6 ft.lbs)
Top Speed
Fuel Economy & Polution
Fuel Consumption
Fuel Capacity28.00 litres (7.40 gallons)
Emissions
Chassis
Frame Typechromium-molybdenum, power-coated
Rake
Trail
Front SuspensionWP-USD 48 MA
Front Travel
Rear SuspensionWP - Monoshock
Rear Travel
Seat
Seat Height945 mm (37.2 inches) If adjustable, lowest setting.
Alt. Seat Height675 mm (26.6 inches) If adjustable, highest setting.
Total Height640 mm (25.2 inches)
Total Length
Total Width640 mm (25.2 inches)
Ground Clearance315 mm (12.4 inches)
Wheelbase1,510 mm (59.4 inches)
Dry Weight158.0 kg (348.3 pounds)
Wet Weight
Wheels & Brakes
Front Tire/Tyre90/90-21
Rear Tire/Tyre
Front BrakesDouble disc
Front Brake Diameter300 mm (11.8 inches)
Rear BrakesSingle disc
Rear Brake Diameter220 mm (8.7 inches)
Wheels


Comments
Not available in the US.