
KTM 640 LC4 Supermoto
Key specifications
Overview
Introducing the 2007 KTM 640 LC4 Supermoto, a thrilling entry in the super motard category that epitomizes the brand’s commitment to performance, agility, and off-road prowess. Positioned as an ideal choice for riders seeking both urban commuting and spirited weekend adventures, the LC4 Supermoto is designed to bridge the gap between street and dirt. With its striking, aggressive styling and robust engineering, this motorcycle invites you to experience the excitement of spirited riding, whether you’re carving corners in the city or tackling rough backroads. At the heart of the 640 LC4 Supermoto lies a powerful 625cc single-cylinder, four-stroke engine that delivers an exhilarating 53.64 horsepower at 6750 RPM and 60 Nm of torque at 5750 RPM. This configuration not only promises an electrifying ride but also ensures that you have the necessary grunt for quick acceleration and impressive throttle response. With a compression ratio of 11.7:1, the engine is fine-tuned for optimal performance across various conditions. The Mikuni BST 40 carburettor provides seamless fuel delivery, while the liquid cooling system helps maintain peak efficiency even during extended rides. The 5-speed gearbox and hydraulic wet multi-disc clutch further enhance the bike's responsiveness, making every twist of the throttle and gear shift a rewarding experience. The 2007 KTM 640 LC4 Supermoto is equipped with a robust double-cradle chromoly-steel frame, powder-coated for durability, and paired with WP suspension components that provide excellent handling both on and off the pavement. The front features a WP USD suspension with 115 mm of travel, ensuring that rough surfaces are easily absorbed, while the rear WP Monoshock with
Pros
- Performance-Oriented Engine: The powerful single-cylinder engine provides excellent acceleration and torque, making it a joy to ride in various conditions.
- Agile Handling: With a lightweight design of 149 kg and a well-engineered suspension setup, the LC4 Supermoto excels in maneuverability, allowing riders to navigate tight turns with ease.
- Durable Build Quality: The chromoly-steel frame and high-quality components ensure longevity and reliability, even under rigorous riding conditions.
Cons
- Limited Fuel Capacity: With a fuel tank capacity of just 9.2 liters, longer rides may require frequent refueling, which can be inconvenient for extended journeys.
- Height Considerations: The seat height of 910 mm may be a challenge for shorter riders, potentially affecting comfort and control.
- Vibration at High RPMs: As a single-cylinder engine, some riders may experience noticeable vibrations at higher RPMs, which can detract from long-distance comfort.
Technical details
Source specification data
- Make
- KTM
- Model
- 640 LC4 Supermoto
- Category
- Super motard
- Starter
- Electric & kick
- Power
- 53.64 HP (39.2 kW)) @ 6750 RPM
- Clutch
- Wet multi-disc clutch, operated hydraulically
- Torque
- 60.00 Nm (6.1 kgf-m or 44.3 ft.lbs) @ 5750 RPM
- Gearbox
- 5-speed
- Ignition
- Kokusan DC-CDI
- Fuel System
- Carburettor. Mikuni BST 40
- 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
- Exhaust System
- 2 x aluminium
- Lubrication System
- Pressure lubrication with 2 oil pumps
- Transmission Type Final Drive
- Chain
- Dry Weight
- 149.0 kg (328.5 pounds)
- Seat Height
- 910 mm (35.8 inches) If adjustable, lowest setting.
- Fuel Capacity
- 9.20 litres (2.43 gallons)
- Ground Clearance
- 280 mm (11.0 inches)
- Power Weight Ratio
- 0.3600 HP/kg
- Rake
- 27.0°
- Trail
- 99 mm (3.9 inches)
- Rear Tyre
- 160/60-17
- Frame Type
- Double ground, chrommoly-steel frame, powder-coated
- Front Tyre
- 120/70-17
- Rear Brakes
- Single disc
- Front Brakes
- Single disc
- Rear Suspension
- WP Monoshock with Pro Lever
- Front Suspension
- WP USD
- Rear Wheel Travel
- 185 mm (7.3 inches)
- Front Wheel Travel
- 115 mm (4.5 inches)
- Rear Brakes Diameter
- 220 mm (8.7 inches)
- Front Brakes Diameter
- 320 mm (12.6 inches)