KTM 640 LC4 Supermoto Black 2006 - Specifications & Review

Introducing the 2006 KTM 640 LC4 Supermoto Black, a striking embodiment of the supermoto category that blurs the lines between street performance and off-road capability. With its aggressive styling, lightweight construction, and a powerful single-cylinder engine, the 640 LC4 is designed for those who crave the thrill of the twisties and the freedom of urban exploration. Although not available in the U.S. market, this potent machine has carved a niche among European enthusiasts who value its blend of performance and versatility.

At the heart of the KTM 640 LC4 Supermoto lies a robust 625cc single-cylinder, four-stroke engine that delivers an exhilarating 53.64 horsepower at 6750 RPM. This engine is not just about raw power; it provides a torque curve that peaks at 60 Nm at 5750 RPM, ensuring responsive acceleration whether you're slicing through city traffic or taking on winding mountain roads. The combination of a 5-speed gearbox and a multi-disc wet clutch allows for smooth gear changes, while the liquid cooling system maintains optimal operating temperatures for sustained performance. With a compression ratio of 11.7:1 and a carburettor fuel system, this machine promises not only power but also the thrill of engaging with its performance characteristics.

The 640 LC4's chassis and suspension further enhance its dynamic capabilities. Built on a double ground, chrome-moly-steel frame that is powder-coated for durability, this motorcycle boasts impressive handling and stability. The WP-USD 48 mm front forks offer a generous 300 mm of travel, while the rear WP-Monoshock with Pro-Lever linkage provides 335 mm of travel, ensuring that the bike glides over bumps and rough terrain with ease. Coupled with strong braking performance from the 320 mm front and 220 mm rear discs, the 640 LC4 is as agile as it is responsive, making for an engaging ride. Its sleek black finish is not just visually appealing but also adds to its aggressive persona, making it stand out in any crowd.

PROs:

1. Powerful Engine: The 625cc single-cylinder engine provides impressive performance with 53.64 HP, making it ideal for spirited riding.
2. Agile Handling: Lightweight at 149 kg and equipped with high-quality suspension, the 640 LC4 offers remarkable maneuverability and confidence in corners.
3. Dual Starting Options: The electric and kick starter system enhances reliability, ensuring you can always get on the road with minimal fuss.

CONs:

1. Availability: The 640 LC4 is not available in the U.S. market, limiting access for American enthusiasts.
2. Seat Height: With a seat height of 910 mm, it may not be suitable for shorter riders, potentially limiting its audience.
3. Limited Comfort for Long Rides: While excellent for spirited street and urban riding, the supermoto design may lead to less comfort on extended journeys compared to touring-oriented bikes.

The 2006 KTM 640 LC4 Supermoto Black is an exhilarating machine that captures the spirit of the supermoto genre, offering a thrilling ride for those who dare to push its limits, making it a standout choice for dedicated riders.