KTM LC4 620 Super Competition
2001Off-road

KTM LC4 620 Super Competition

Key specifications

Engine
609 cc
Power
50 HP
Weight
123 kg
Fuel type
petrol
Fuel capacity
2.4 L
Transmission
5-speed
Seat height
37 mm
Front brakes
Single disc
Rear brakes
Single disc

Overview

Introducing the 2001 KTM LC4 620 Super Competition, a legendary machine that carved its place in the hearts of enduro enthusiasts and off-road adventurers alike. As part of KTM's storied lineage in off-road performance, this model stands out for its blend of rugged capability and spirited design. Built for those who crave the thrill of tackling uncharted terrain, the LC4 620 is an embodiment of KTM’s commitment to high-performance motorcycles, fusing durability with raw power to create an exceptional riding experience. At the heart of the LC4 620 lies a robust 609 cc single-cylinder, four-stroke engine that delivers a punchy 50 horsepower at 7,500 RPM. This powerhouse not only allows for impressive acceleration but also reaches a top speed of 108.7 mph, making it a serious contender on both trails and tracks. The engine's 4-valve setup ensures optimal airflow, enhancing performance, while the 5-speed gearbox provides seamless transitions between gears, allowing riders to harness its full potential. The lightweight design, tipping the scales at just 271.2 pounds, combined with a power-to-weight ratio of 0.4065 HP/kg, results in nimble handling and agility, perfect for navigating technical off-road sections with confidence. The LC4 620 is equipped with a host of features that elevate its off-road capabilities. The suspension system boasts a generous 295 mm of front travel and 320 mm of rear travel, providing exceptional shock absorption over rough terrains. Coupled with powerful braking systems—featuring a 320 mm front disc and 220 mm rear disc—the bike delivers responsive stopping power, ensuring safety at high speeds. The adjustable seat height of 940 mm caters to various rider statures, making it accessible for a wider audience. The carburettor fuel system is straightforward, allowing for easy tuning and maintenance, and the chain final drive system enhances durability, perfect for the rigors of off-road riding. **

Pros

  • Exceptional Power-to-Weight Ratio: The LC4 620’s lightweight construction paired with a powerful engine provides excellent acceleration and handling.
  • Robust Suspension: With impressive travel both front and rear, it’s built to absorb shocks and bumps, allowing for a smoother ride over rugged terrain.
  • Versatile Riding Experience: The adjustable seat height makes it suitable for a wide range of riders, enhancing comfort and control.

Cons

  • Limited Fuel Capacity: With a 9-liter tank, longer rides may require more frequent refueling, which can be a concern on extended trails.
  • Single-Cylinder Engine Noise: While the engine provides exhilarating performance, it can be noisier than multi-cylinder alternatives, potentially leading to fatigue over long rides.
  • Basic Technology: While reliable, the carburettor system and absence of advanced electronics can be a drawback for riders seeking cutting-edge tech features.

Technical details

Source specification data

Make
KTM
Model
LC4 620 Super Competition
Category
Enduro-offroad
Power
50.00 HP (36.5 kW)) @ 7500 RPM
Gearbox
5-speed
Top Speed
175.0 km/h (108.7 mph)
Fuel System
Carburettor
Bore X Stroke
101.0 x 76.0 mm (4.0 x 3.0 inches)
Displacement
609.00 ccm (37.16 cubic inches)
Engine Details
Single cylinder, four-stroke
Valves Per Cylinder
4
Transmission Type Final Drive
Chain
Dry Weight
123.0 kg (271.2 pounds)
Seat Height
940 mm (37.0 inches) If adjustable, lowest setting.
Fuel Capacity
9.00 litres (2.38 gallons)
Power Weight Ratio
0.4065 HP/kg
Rear Tyre
140/80-18
Front Tyre
90/90-21
Rear Brakes
Single disc
Front Brakes
Single disc
Rear Wheel Travel
320 mm (12.6 inches)
Front Wheel Travel
295 mm (11.6 inches)
Rear Brakes Diameter
220 mm (8.7 inches)
Front Brakes Diameter
320 mm (12.6 inches)