KTM 640 Duke II (2003-04) technical specifications
KTM 640 Duke II is produced in 2003-04. Engine is Four stroke, single Cylinder. SOHC, 4 valves, engine balancer, displacement 624.6 cc / 38.1 cu in , produces power 40.1 kW / 55 hp @ 7000 rpm and 60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm. KTM 640 Duke II top speed is 162 km/h / 101 mph. KTM 640 Duke II weighs 145 kg / 320lbs. KTM 640 Duke II has 2 photos.
Technical specifications
+ Add to 'Compare list'| Model: | 640 Duke II |
| Years: | 2003-04 |
| Engine: | Four stroke, single Cylinder. SOHC, 4 valves, engine balancer |
| Capacity: | 624.6 cc / 38.1 cu in |
| Bore x Stroke: | 101 x 78 mm |
| Compression Ratio: | 11.5:1 |
| Cooling System: | Liquid cooled |
| Lubrication: | 2 x Eaten oil pumps |
| Induction: | Mikuni BST 40 carburetor |
| Ignition: | Kokusan contactless DC-CDI ignition with advanced system |
| Starting: | Electric & kick |
| Spark Plug: | NGK DRBEA |
| Battery: | 12V 8Ah, maintenance free |
| Max Power: | 40.1 kW / 55 hp @ 7000 rpm |
| Max Torque: | 60 Nm / 6.1 kgf-m / 44.3 lb-ft @ 5500 rpm |
| Clutch: | Multi-disc in oil bath |
| Transmission: | 5 Speed |
| Primary Drive Ratio: | 30:81, straight cut gears |
| Gear Ratios: | 1st 14:35 / 2nd 15:24 / 3rd 18:21 / 4th 20:19 / 5th 22:18 |
| Final Drive Ratio: | 17:38 |
| Final Drive: | Chain, O-ring 5/8 x 1/4" |
| Frame: | Central chrome-moly steel frame |
| Front Suspension: | WP - 4054 Roma Top adjuster, preload, compression and rebound adjustable |
| Front Wheel Travel: | 140 mm / 5.5 in |
| Rear Suspension: | Central shock absorber WP IBS with PRO-LEVER linkage to rear- swing-arm with needle bearing |
| Rear Wheel Travel: | 170 mm / 6.7 in |
| Front Brakes: | Single 320 mm disc, 4 piston caliper |
| Rear Brakes: | Single 220 mm disc, 1 piston caliper |
| Front Tyre: | 120/70 - ZR17 58H |
| Rear Tyre: | 160/60 - ZR17 69H |
| Steering Head Angle: | 62.5o |
| Wheelbase: | 1460 mm / 57.5 in |
| Ground Clearance: | 250 mm / 9.9 in |
| Seat Height: | 860 mm / 33.9 in |
| Dry Weight: | 145 kg / 320lbs |
| GVWR: | 350 kg / 773 lbs |
| Engine Oil Capacity: | 2.2 Litres / 2.3 US qt / 1.9 Imp qt |
| Fuel Capacity: | 11.3 Litres / 3.0 US gal / 2.4 Imp gal |
| Standing ¼ Mile: | 12.5 sec |
| Top Speed: | 162 km/h / 101 mph |
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