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2003 KTM 640 LC4 Adventure
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 – 2003 KTM 640 LC4 Adventure
MANUFACTURER SPECIFICATIONS
 
 Manufacturer – Make – Model – Year: KTM 640 LC4 Adventure 2003 
 Motorcycle Style: Dirt Bike 
 ENGINE SPECS
 Engine Type: 625 cc, 4 Stroke – Liquid Cooled – Single 
 Engine Bore and Stroke: 101 mm x 78 mm 
 Compression Ratio: 11.5:1 
 Valves OHC, 4 valves/cylinder 
 Carburetion: Mikuni BST 40 
 Ignition System: Kokusan DC-CDI 4K5 
 Claimed Horsepower: 55 hp (41 kW) @ 7000 rpm 
 Maximum Torque: 55 Nm (40.6 ft. lbs) @ 5500 rpm 
 Transmission type: 5 speed 
 Final Drive: Chain 
 CHASSIS SPECS
 Suspension – Front: WP-USD 48 MA, 270 mm travel 
 Suspension – Rear: WP – Monoshock, 320 mm travel 
 Front Fork – Rake & Trail Angles: 26.5 / 124 mm (4.9 inches) 
 MISCELLANEOUS SPECS
 Tire – Front: 90/90-21 
 Tire – Rear: 140/80-18 
 Brakes – Front: single 300 mm disc with 2-piston calipers 
 Brakes – Rear: single 220 mm disc with 1-piston calipers 
 DIMENSIONS
 Seat Height: 945 mm (37.2 inches) 
 Wheelbase 1510 mm (59.4 inches) 
 Ground clearance 315 mm (12.4 inches) 
 Fuel Capacity: 28 l (7.4 Gal) 
 Dry Weight (without fluids): 158 kg (348.3 pounds) 

