KTM Supermoto 640
The KTM 640 LC4 Supermoto was a single cylinder, four-stroke super motard motorcycle produced between 1999 and 2007. It could reach a top speed of 104 mph (168 km/h). Max torque was 44.26 ft/lbs (60.0 Nm) @ 5750 RPM. Claimed horsepower was 52.57 HP (39.2 KW) @ 6750 RPM.
Engine
The engine was a liquid cooled single cylinder, four-stroke. A 101.0mm bore x 78.0mm stroke result in a displacement of just 625.0 cubic centimeters. The engine featured a 11.7:1 compression ratio. Fuel was supplied via a overhead cams (ohc).
Drive
The bike has a 5-speed transmission. The final drive was via chain. Power was moderated via the wet multi-disc clutch, operated hydraulically.
Chassis
It came with a 120/70-17 front tire and a 160/60-17 rear tire. Stopping was achieved via single disc in the front and a single disc in the rear. The front suspension was a wp usd while the rear was equiped with a wp monoshock with pro lever. The 640 LC4 Supermoto was fitted with a 2.43 Gallon (9.20 Liters) fuel tank. The bike weighed just 328.49 pounds (149.0 Kg). The wheelbase was 59.45 inches (1510 mm) long.