KTM 640 LC4Enduro (2001 – 2002)

KTM 640 LC4Enduro (2001 - 2002)

The KTM 640 LC4 Enduro is a formidable off-road machine, boasting a potent single-cylinder engine that delivers a strong power surge. Its 625cc four-stroke powerplant is a marvel of efficiency and raw power, courtesy of its SOHC design and 4 valves. Paired with high-quality suspension and brakes, this engine becomes a devastating package in the hands of an experienced rider.

The Enduro’s design is rooted in its off-road heritage, with wire-spoked wheels and a small Brembo front brake disc. While its on-road manners may be compromised by a small fuel tank and constant vibration, the LC4 Enduro is a force to be reckoned with in the rough stuff.

Whether tackling treacherous trails or competing in high-stakes events, the KTM 640 LC4 Enduro is an uncompromising off-road machine that demands respect and requires skill.

Key Specifications

Engine TypeFour stroke, single Cylinder. SOHC, 4 valves, engine balancer
Engine Capacity624.6 cc / 38.1 cu in
Max Power40.1 kw / 55 hp
Max Torque55Nm / 5.6 kgf-m / 40.6 lb-ft @ 5500 rpm
Fuel Tank Capacity12L/ 3.2 US gal / 2.6 Imp gal
Seat Height36.6 inches / 930 mm
KTM 640 LC4Enduro (2001 - 2002)

All Specifications

Make & Model

ModelKTM 640 LC4Enduro
Year2001 – 2002

Engine

Engine TypeFour stroke, single Cylinder. SOHC, 4 valves, engine balancer
Displacement624.6 cc / 38.1 cu in
Bore x Stroke101 x 78 mm
Compression Ratio11.5:1
Max Horsepower40.1 kw / 55 hp
Max Torque55Nm / 5.6 kgf-m / 40.6 lb-ft @ 5500 rpm
Engine Management SystemMikuni BST 40 carburetor
Lubrication System2 x Eaten oil pumps
Cooling SystemLiquid cooled

Performance

Top Speed168 km/h / 104 mph

Transmission

ClutchMulti-disc in oil bath
Gearbox5 Speed
Primary Drive Ratio30:81, straight cut gears
Gear Ratios1st 14:35 / 2nd 15:24 / 3rd 18:21 / 4th 20:19 / 5th 22:18
Final DriveChain, O-ring 5/8 x 1/4″

Electrical & Electronics System

Battery12V 8Ah, maintenance free
StarterElectric & kick

Chassis & Suspension

Frame TypeCentral chrome-moly steel frame
Front SuspensionWhite Power Up Side Down 4357 MXMA fork
Rear SuspensionCentral shock absorber (WP BAVP3612) with PRO-LEVER linkage to rear- swing-arm with needle bearing
Trail62o

Wheels & Brakes

Front Tire Size90/90 -21
Rear Tire Size140/80 -18
Front BrakesSingle 300 mm disc, 4 piston caliper
Rear BrakesSingle 220 mm disc, 1 piston caliper

Dimension & Weights

Seat Height36.6 inches / 930 mm
Wheelbase59.4 inches / 1510 mm
Ground Clearance310mm / 12.2 in
Fuel Tank Capacity12L/ 3.2 US gal / 2.6 Imp gal

Features

  • Four stroke, single cylinder engine
  • SOHC engine design
  • 4 valves per cylinder
  • Engine balancer
  • 609cc engine capacity (older models)
  • 625cc engine capacity (newer models)
  • Single-cylinder engine
  • High-quality suspension
  • Brembo front brake disc
  • Wire-spoked wheels
  • Off-road tyres
  • Small Brembo front brake disc
KTM 640 LC4Enduro (2001 - 2002)

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