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KTM 640 LC4 Enduro
2007Off-road

KTM 640 LC4 Enduro

Key specifications

Engine
625 cc
Weight
148 kg
Fuel type
petrol
Fuel capacity
3.0 L
Transmission
5-speed
Seat height
36 mm
Front brakes
Single disc
Rear brakes
Single disc

Overview

Introducing the 2007 KTM 640 LC4 Enduro, a motorcycle that perfectly embodies the spirit of off-road adventure. As part of KTM’s formidable lineage of enduro machines, the 640 LC4 stands out in the competitive field of enduro and off-road motorcycles, appealing to both seasoned riders and newcomers alike. With its rugged design and a blend of performance-oriented features, this bike is engineered to tackle the most demanding terrains while delivering an exhilarating ride. Whether you're navigating rocky trails or carving through muddy paths, the 640 LC4 is ready to take you there with confidence and style. At the heart of the KTM 640 LC4 Enduro is its robust 625cc single-cylinder, four-stroke engine, designed for both torque and power. With a bore and stroke of 101.0 x 78.0 mm, this machine offers a thrilling performance that resonates through the revs, delivering an engaging riding experience. The Mikuni BST 40 carburettor ensures optimal fuel delivery, while the Kokusan digital ignition system provides reliable starts and smooth acceleration. Coupled with a 5-speed gearbox and a hydraulic wet multi-disc clutch, riders can expect seamless gear shifts and responsive handling, making it an exhilarating companion for any off-road escapade. The 640 LC4 Enduro is not just about power; it is also packed with features that enhance its off-road capabilities. Its rugged central double-cradle frame, made from 25CrMo4 steel, provides exceptional strength while keeping the weight down to a nimble 148 kg (326.3 pounds). The WP suspension setup, featuring a 43 mm USD front fork with 115 mm of travel and a rear monoshock with 185 mm of travel, allows for excellent handling over uneven surfaces. Additionally, with a ground clearance of 330 mm (13.0 inches) and a comfortable seat height adjustable to 910 mm (35.8 inches), the 640 LC4 is designed to accommodate various rider sizes and preferences, making it a versatile choice for any adventure-seeking enthusiast. **

Pros

  • Powerful Engine: The 625cc single-cylinder engine provides impressive torque and acceleration, ideal for tackling steep inclines and challenging trails.
  • Robust Suspension: The WP suspension system offers excellent travel and handling, ensuring a smooth ride over rough terrain.
  • Lightweight and Agile: Weighing in at just 148 kg (326.3 pounds), the 640 LC4 is easy to maneuver, giving riders confidence in navigating tight trails.

Cons

  • Kick Start Only: The absence of an electric starter may be inconvenient for some riders, especially in tough situations.
  • Limited Fuel Capacity: With an 11.20-liter (2.96 gallons) fuel tank, longer rides might require frequent refueling.
  • Higher Seat Height: At 910 mm (35.8 inches), the seat height may be challenging for shorter riders to handle comfortably.

Technical details

Source specification data

Make
KTM
Model
640 LC4 Enduro
Category
Enduro-offroad
Starter
Kick
Clutch
Wet multi-disc clutch, operated hydraulically
Gearbox
5-speed
Ignition
Kokusan digital 4K-3B
Fuel System
Carburettor. Mikuni BST 40
Bore X Stroke
101.0 x 78.0 mm (4.0 x 3.1 inches)
Displacement
625.00 ccm (38.14 cubic inches)
Cooling System
Liquid
Engine Details
Single cylinder, four-stroke
Exhaust System
Aluminium
Lubrication System
Pressure lubrication with 2 Eaton pumps
Valves Per Cylinder
4
Transmission Type Final Drive
Chain
Dry Weight
148.0 kg (326.3 pounds)
Seat Height
910 mm (35.8 inches) If adjustable, lowest setting.
Fuel Capacity
11.20 litres (2.96 gallons)
Ground Clearance
330 mm (13.0 inches)
Rake
28.0°
Rear Tyre
130/90-18
Frame Type
Central double-cradle-type 25CrMo4
Front Tyre
90/90-21
Rear Brakes
Single disc
Front Brakes
Single disc
Rear Suspension
WP Monoshock with Pro Lever
Front Suspension
WP USD, 43 mm
Rear Wheel Travel
185 mm (7.3 inches)
Front Wheel Travel
115 mm (4.5 inches)