KTM 640 Duke II Black 2005 - Specifications & Review

Introducing the 2005 KTM 640 Duke II Black, a striking embodiment of the super motard category that captures the heart of both urban riders and thrill-seekers alike. With its aggressive styling and lightweight chassis, the Duke II stands out as a versatile machine that’s equally at home on winding back roads or navigating city streets. KTM has carved a niche for itself in the motorcycle world, and the 640 Duke II Black is a testament to their commitment to blending performance with practicality, making it a compelling option for those who crave an exhilarating ride.

At the core of the Duke II is a robust 625cc single-cylinder, four-stroke engine that delivers a punchy 53.64 horsepower at 6750 RPM. The engine's torque output of 60 Nm at 5000 RPM ensures responsive acceleration, making it perfect for darting through traffic or blasting down twisty roads. With a compression ratio of 11.7:1 and a bore and stroke of 101.0 x 78.0 mm, the engine is designed for durability and performance. The liquid cooling system keeps temperatures in check, while the 5-speed gearbox allows for smooth transitions between gears. Whether you’re cruising at a leisurely pace or pushing the limits, the Duke II’s performance is both thrilling and accessible.

The 640 Duke II Black is equipped with a meticulously crafted chassis, featuring a chromium-molybdenum frame that provides strength without the added weight, clocking in at just 152 kg (335.1 lbs). The WP-USD 43 mm front suspension and WP monoshock rear suspension work in tandem to deliver excellent handling and a comfortable ride, with 335 mm of rear travel to absorb bumps and imperfections on any surface. Stopping power is provided by a robust single disc brake system, with a 320 mm front disc and a 220 mm rear disc that ensure precise and effective braking. With a ground clearance of 280 mm and a seat height of 900 mm, the Duke II is designed for confident handling and maneuverability, making every ride an adventure.

Pros:

1. Impressive Power-to-Weight Ratio: The 640 Duke II’s lightweight construction combined with its powerful engine makes it agile, responsive, and fun to ride.
2. Versatile Performance: From city commuting to spirited weekend rides, this super motard excels in various riding conditions.
3. High-Quality Suspension: The advanced suspension setup provides excellent handling and comfort, allowing for confident cornering and stability.

Cons:

1. Limited Availability: The 640 Duke II was not available in the USA, limiting its market reach and accessibility for enthusiasts in that region.
2. Single Cylinder Vibration: While the single-cylinder engine delivers great torque, it can result in noticeable vibrations at higher RPMs compared to multi-cylinder bikes.
3. Height and Seat Comfort: With a seat height of 900 mm, it may not be ideal for shorter riders, and the seat comfort could be improved for longer journeys.

In summary, the 2005 KTM 640 Duke II Black is a captivating choice for riders seeking a blend of performance, style, and versatility. Whether you’re carving corners or zipping through urban environments, this super motard promises an exhilarating experience at every turn.