KTM 640 Duke II 2007 - Specifications & Review

Introducing the 2007 KTM 640 Duke II: The Naked Rebel of the Streets

The 2007 KTM 640 Duke II stands tall as a quintessential naked bike, blending aggressive styling with raw performance to capture the hearts of motorcycling enthusiasts. This model represents KTM's commitment to producing lightweight, powerful machines that excel in urban environments. With its minimalist aesthetic and commanding presence, the Duke II is designed for riders who value both style and agility. Whether you're weaving through city traffic or tackling twisty back roads, this motorcycle promises an exhilarating ride that appeals to those who crave excitement on two wheels.

Unleashing Power: Engine Performance and Riding Characteristics

At the heart of the 640 Duke II lies a robust 625cc single-cylinder, four-stroke engine. With a peak power output of 53.64 HP at 6750 RPM and a torque figure of 60 Nm at 5500 RPM, this bike delivers a thrilling performance that makes it feel alive on the road. The impressive compression ratio of 11.7:1, combined with a Mikuni BST 40 carburettor, ensures snappy throttle response and an engaging ride. The 5-speed gearbox allows for smooth shifts, whether you're accelerating from a standstill or cruising at higher speeds. Weighing in at just 152 kg (335.1 lbs), the Duke II boasts a power-to-weight ratio that translates to nimble handling and an exhilarating riding experience that will keep you grinning from ear to ear.

Key Features and Technology: A Blend of Functionality and Style

The 640 Duke II is not just about raw power; it also integrates advanced features that enhance both performance and rider comfort. The frame, constructed from chromium-molybdenum and powder-coated for durability, provides a solid foundation for the bike’s agile handling. Its WP USD front suspension with 115 mm of travel and WP monoshock rear suspension with 185 mm of travel work in harmony to absorb bumps while ensuring precise cornering. Safety is paramount, with single disc brakes at both the front (320 mm) and rear (220 mm) to provide reliable stopping power. Additionally, the electric and kick starter options offer versatility and convenience for any rider. The adjustable seat height of 900 mm allows for a customizable fit, catering to a variety of rider statures and preferences.

Pros and Cons of the 2007 KTM 640 Duke II

Pros:

1. Lightweight & Nimble: With a low weight of 152 kg, the Duke II excels in agility and responsiveness, making it perfect for urban riding and twisty roads.
2. Powerful Engine: The 625cc engine delivers strong performance with ample torque for spirited acceleration and exciting rides.
3. Stylish Design: The naked bike aesthetic is both striking and functional, showcasing a blend of form and performance that stands out in any crowd.

Cons:

1. Limited Fuel Capacity: With a fuel tank capacity of just 11.2 liters (2.96 gallons), longer rides may require more frequent gas stops.
2. Single Cylinder Vibration: The single-cylinder engine can produce noticeable vibrations at higher RPMs, which may not be to everyone's liking during longer journeys.
3. Seat Height: At 900 mm, the seat height may be challenging for shorter riders, potentially limiting accessibility for some.

In conclusion, the 2007 KTM 640 Duke II is a thrilling naked bike that offers a perfect blend of power, agility, and style, making it a standout choice for enthusiasts who crave an engaging and spirited ride.