KTM 640 Duke II Red 2005 - Specifications & Review

640 Duke II Red

Article Complete Info

Articleid15186
CategorySuper motard
MakeKTM
Model640 Duke II Red
Year2005

Chassis, Suspension, Brakes & Wheels

FrametypeChromium-molybdenum, power-coated
FrontbrakesSingle disc
Frontbrakesdiameter320 mm (12.6 inches)
FrontsuspensionWP-USD 43 mm (1.89´
Fronttyre120/70-17
Rake26.5°
RearbrakesSingle disc
Rearbrakesdiameter220 mm (8.7 inches)
RearsuspensionWP - Monoshock
Reartyre160/70-17
Rearwheeltravel335 mm (13.2 inches)
Trail109 mm (4.3 inches)

Engine & Transmission

Borexstroke101.0 x 78.0 mm (4.0 x 3.1 inches)
ClutchWet multi-disc clutch, operated hydraulically
Compression11.7:1
CoolingsystemLiquid
Displacement625.00 ccm (38.14 cubic inches)
EnginedetailsSingle cylinder, four-stroke
FuelsystemCarburettor. Mikuni BST 40
Gearbox5-speed
IgnitionKokusan DC-CDI
LubricationsystemPressure lubrication with 2 Eaton pumps
Power53.64 HP (39.2 kW)) @ 6750 RPM
Torque60.00 Nm (6.1 kgf-m or 44.3 ft.lbs) @ 5000 RPM
TransmissiontypefinaldriveChain
Valvespercylinder4

Other Specifications

CommentsNot available in the USA.
StarterElectric & kick

Physical Measures & Capacities

Dryweight152.0 kg (335.1 pounds)
Fuelcapacity11.20 litres (2.96 gallons)
Groundclearance280 mm (11.0 inches)
Overallheight640 mm (25.2 inches)
Overallwidth640 mm (25.2 inches)
Powerweightratio0.3529 HP/kg
Seatheight900 mm (35.4 inches) If adjustable, lowest setting.

About KTM 640 Duke II Red 2005

Introducing the 2005 KTM 640 Duke II Red, a standout in the supermotard segment that blends the best of sport and street riding. This bike caters to enthusiasts who crave agility and performance in urban settings while still possessing the ruggedness to tackle twisty backroads. KTM has carved out a niche with the Duke II, appealing to those who seek a unique blend of style, power, and versatility. With its striking red finish and distinct styling, this model certainly turns heads, all while packing a punch in terms of engineering and handling.

At the heart of the 640 Duke II is a robust 625cc single-cylinder, four-stroke engine that delivers a heart-pounding 53.64 horsepower at 6750 RPM. The torque output of 60 Nm at 5000 RPM ensures that acceleration is both swift and smooth, making it perfect for darting through city traffic or carving up mountain roads. The engine’s impressive compression ratio of 11.7:1 and its sophisticated Mikuni BST 40 carburettor fuel system work in harmony to provide a thrilling ride. Coupled with a lightweight chassis weighing just 152 kg (335.1 pounds) and a well-matched 5-speed gearbox, the Duke II offers an exhilarating power-to-weight ratio that promises a highly responsive and engaging riding experience.

Technological advancements and thoughtful engineering are evident throughout the 640 Duke II. The frame is crafted from durable chromium-molybdenum and features a power-coated finish, ensuring both resilience and aesthetic appeal. The WP-USD 43 mm front suspension and WP monoshock rear suspension provide excellent handling and comfort, while the powerful braking system, equipped with a 320 mm front disc and a 220 mm rear disc, ensures confident stopping power. Notably, the bike also boasts both electric and kick-start options, adding to its versatility. Ground clearance of 280 mm allows for spirited riding over uneven terrain, while the seat height of 900 mm provides an accommodating riding position for most riders.

PROs:

  1. Lightweight & Agile: Weighing just 152 kg, the Duke II delivers exceptional maneuverability, making it a joy to ride through city streets and twisty roads.
  2. Powerful Single-Cylinder Engine: The 625cc engine offers impressive torque and horsepower, providing thrilling acceleration and responsiveness.
  3. Unique Style: With its striking red finish and distinctive design, the Duke II stands out in a crowd, appealing to riders who value aesthetics as much as performance.

CONs:

  1. Not Available in the USA: Enthusiasts in the United States may find themselves unable to purchase this model, limiting its availability.
  2. Firm Suspension: While the WP suspension offers excellent handling, it may be too firm for some riders seeking a softer ride on rough roads.
  3. Single-Cylinder Vibration: The nature of the single-cylinder engine can lead to vibrations at higher RPMs, which may not be to everyone's liking during long rides.

In summary, the 2005 KTM 640 Duke II Red is a fantastic option for riders seeking a blend of performance, agility, and striking aesthetics—a bike that truly embodies the spirit of supermotard riding.

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