KTM 640 LC4 Supermoto 2003 - Specifications & Review

640 LC4 Supermoto

Article Complete Info

Articleid7559
CategorySuper motard
MakeKTM
Model640 LC4 Supermoto
Year2003

Chassis, Suspension, Brakes & Wheels

FrontbrakesSingle disc
Frontbrakesdiameter320 mm (12.6 inches)
FrontsuspensionWP-USD 48 MA
Fronttyre120/70-17
Frontwheeltravel265 mm (10.4 inches)
RearbrakesSingle disc
Rearbrakesdiameter220 mm (8.7 inches)
RearsuspensionWP - Monoshock
Reartyre160/60-17
Rearwheeltravel310 mm (12.2 inches)

Engine & Transmission

Borexstroke102.0 x 80.0 mm (4.0 x 3.1 inches)
Compression11.5:1
CoolingsystemLiquid
Displacement625.00 ccm (38.14 cubic inches)
EnginedetailsSingle cylinder, four-stroke
FuelsystemCarburettor
Gearbox5-speed
Power54.80 HP (40.0 kW)) @ 7000 RPM
Torque55.00 Nm (5.6 kgf-m or 40.6 ft.lbs) @ 5500 RPM
TransmissiontypefinaldriveChain
Valvespercylinder4

Physical Measures & Capacities

Dryweight149.0 kg (328.5 pounds)
Fuelcapacity12.00 litres (3.17 gallons)
Groundclearance290 mm (11.4 inches)
Powerweightratio0.3678 HP/kg
Reservefuelcapacity2.50 litres (0.66 gallons)
Seatheight910 mm (35.8 inches) If adjustable, lowest setting.

About KTM 640 LC4 Supermoto 2003

2003 KTM 640 LC4 Supermoto: The Ultimate Urban Warrior

Introducing the 2003 KTM 640 LC4 Supermoto, a thrilling blend of aggressive styling and high-performance engineering that redefined the supermoto category. With its roots firmly planted in off-road heritage, this bike is not just a tool for commuting; it’s a statement. Designed for riders who crave excitement in urban environments, the 640 LC4 Supermoto stands out with its distinctive orange and black aesthetics, embodying KTM's racing spirit while offering an unparalleled riding experience. Whether slicing through city traffic or tackling twisty back roads, this motorcycle promises a blend of agility, power, and pure adrenaline.

At the heart of the 640 LC4 Supermoto lies a robust 625cc single-cylinder engine that pumps out an impressive 54.80 horsepower at 7,000 RPM and a torque of 55 Nm at 5,500 RPM. This engine’s responsive nature delivers exhilarating acceleration and a satisfying rush as you twist the throttle. The liquid-cooled, four-stroke powerplant ensures reliability and performance, while the 5-speed gearbox allows for seamless shifts as you navigate through varied terrains. The bike's lightweight frame—tipping the scales at just 149 kg—combined with a power-to-weight ratio of 0.3678 HP/kg, makes it incredibly nimble and easy to handle, enabling riders to exploit its full potential in urban settings and beyond.

The 640 LC4 Supermoto is equipped with a host of features designed to enhance both performance and comfort. Its WP-USD front suspension offers 265mm of travel, ensuring superior handling when cornering aggressively, while the rear WP Monoshock provides 310mm of travel for a plush ride over bumps. Stopping power comes from a formidable 320mm front disc brake, complemented by a 220mm rear disc, providing the confidence needed for spirited rides. The bike's adjustable seat height of 910mm caters to a variety of riders, ensuring that even those with shorter inseams can enjoy the thrill of supermoto riding. With a fuel capacity of 12 liters, the 640 LC4 also promises to keep you on the road longer, making it an ideal companion for both daily commutes and weekend adventures.

PROS:

  1. Lightweight and Agile: At 149 kg, the KTM 640 LC4 is incredibly nimble, allowing for quick changes in direction and responsive handling.
  2. Powerful Engine: The single-cylinder engine provides strong torque and horsepower, delivering an exhilarating ride while remaining reliable.
  3. High-Quality Suspension: With advanced WP suspension components, the bike offers excellent stability and comfort on various surfaces.

CONS:

  1. Limited Wind Protection: The supermoto design lacks significant wind protection, which may not be ideal for long highway rides.
  2. Firm Seat: The seat, while adjustable, can feel firm over extended periods, potentially leading to discomfort on longer journeys.
  3. Rider Position: The sporty seating position may not suit all riders, especially those seeking a more relaxed stance for everyday use.

In summary, the 2003 KTM 640 LC4 Supermoto is a motorcycle that captivates the senses. With its impressive engineering and spirited performance, this bike is a perfect fit for enthusiasts seeking a thrilling ride in the urban jungle or on winding roads alike.

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