
KTM 640 Duke II Yellow - Black
Key specifications
Overview
Introducing the 2004 KTM 640 Duke II Yellow - Black, a remarkable entry in the super motard segment that combines striking aesthetics with exhilarating performance. This bike stands out not only for its vibrant yellow and black color scheme but also for its pedigree as part of KTM's renowned Duke lineage. Positioned as a versatile motorcycle ideal for both urban commuting and spirited weekend rides, the Duke II is designed to captivate riders who crave agility and a sporty riding experience. While it may not be available in the US market, it has garnered a loyal following across Europe and beyond, making it a hidden gem for enthusiasts and collectors alike. At the heart of the 640 Duke II lies a robust 625cc single-cylinder, four-stroke engine that delivers an impressive 53.64 horsepower at 7,000 RPM. With a torque output of 60 Nm at 5,500 RPM, this powerplant ensures spirited acceleration and lively throttle response, making every ride a thrill. The engine features a liquid cooling system and a carburettor fuel system, optimizing performance and efficiency. Riders will appreciate the smooth power delivery through the 5-speed gearbox, which complements the bike's lightweight construction, tipping the scales at just 149 kg. With a power-to-weight ratio of 0.3600 HP/kg, the Duke II is agile and responsive, allowing for confident maneuvers and spirited cornering on twisty roads. The 640 Duke II is not just about performance; it’s equipped with a host of features that enhance the overall riding experience. The frame is crafted from chromium-molybdenum, power-coated for added durability while maintaining a lightweight profile. The WP-USD 43 MA front suspension and WP monoshock rear suspension provide excellent handling and comfort, absorbing bumps with ease. The braking system features a substantial 320 mm front disc and a 220 mm rear disc, ensuring reliable stopping power when you need it most. With a ground clearance of 270 mm, the Duke II is ready to tackle any obstacle, making it as versatile off-road as it is on asphalt. **
Pros
- Agile Performance: The lightweight design and powerful engine make for an exhilarating ride, perfect for urban environments and twisty roads.
- Stylish Aesthetics: The eye-catching yellow and black color scheme adds a unique flair that turns heads wherever you go.
- Durable Build: The chromium-molybdenum frame and quality suspension components provide robustness and longevity, making it a reliable choice for adventurous riders.
Cons
- Limited Availability: Not available in the US, which may hinder accessibility for some potential buyers.
- Single-Cylinder Vibe: While it offers excellent torque, some riders may prefer the smoother power delivery of a multi-cylinder engine.
- Height Consideration: With a seat height of 900 mm (35.4 inches), it may not be suitable for shorter riders, affecting comfort and confidence.
Technical details
Source specification data
- Make
- KTM
- Model
- 640 Duke II Yellow - Black
- Category
- Super motard
- Comments
- Not available in the US.
- Power
- 53.64 HP (39.2 kW)) @ 7000 RPM
- Torque
- 60.00 Nm (6.1 kgf-m or 44.3 ft.lbs) @ 5500 RPM
- Gearbox
- 5-speed
- Fuel System
- Carburettor
- Bore X Stroke
- 101.0 x 78.0 mm (4.0 x 3.1 inches)
- Compression
- 11.7:1
- Displacement
- 625.00 ccm (38.14 cubic inches)
- Cooling System
- Liquid
- Engine Details
- Single cylinder, four-stroke
- Transmission Type Final Drive
- Chain
- Dry Weight
- 149.0 kg (328.5 pounds)
- Seat Height
- 900 mm (35.4 inches) If adjustable, lowest setting.
- Fuel Capacity
- 12.00 litres (3.17 gallons)
- Overall Width
- 640 mm (25.2 inches)
- Overall Height
- 640 mm (25.2 inches)
- Ground Clearance
- 270 mm (10.6 inches)
- Power Weight Ratio
- 0.3600 HP/kg
- Alternate Seat Height
- 675 mm (26.6 inches) If adjustable, highest setting.
- Trail
- 64 mm (2.5 inches)
- Frame Type
- Chromium-molybdenum, power-coated
- Front Tyre
- 120/70-17
- Rear Brakes
- Single disc
- Front Brakes
- Single disc
- Rear Suspension
- WP - Monoshock
- Front Suspension
- WP-USD 43 MA
- Rear Brakes Diameter
- 220 mm (8.7 inches)
- Front Brakes Diameter
- 320 mm (12.6 inches)