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KTM 640 LC4 Supermoto

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Make Model

KTM 640 LC4 Supermoto

Year

1999 - 00

Engine

Four stroke, single Cylinder. SOHC, 4 Valve per cylinder,

Capacity

624.6 cc / 38.1 cu in
Bore x Stroke 101 x 78 mm
Compression Ratio 11.0:1
Cooling System Liquid cooled

Induction

Mikuni BST 40

Ignition

Contactless DC-CDI ignition with digital advanced system, KOKUSAN

Spark Plug

NGK DPR8 EA-9

Battery

12V 8Ah, maintenance free

Starting

Kick & electric

Max Power

35.7 kW / 49 hp @ 7500 rpm

Max Torque

52 Nm / 5.3 kgf-m / 38.4 lb-ft @ 5500 rpm

Clutch

Wet, multiplate

Transmission

5 Speed, claw shifted

Primary Drive Ratio

30:81

Gear Ratios

1st 14:35 / 2nd 15:24 / 3rd 18:21 / 4th 20:19 / 5th 22:18

Final Drive Ratio

17:42

Final Drive

Chain 5/8 x 1/4" O-ring

Frame

Central chrome-moly-steel frame

Front Suspension

43 mm WP upside-down forks

Front Wheel Travel

270 mm / 10.6 in

Rear Suspension

Central shock absorber (WP) with PRO-LEVER linkage to rear-swingarm with needle bearing

Rear Wheel Travel

300 mm / 11.8 in

Front Brakes

Single 320 mm disc, 4piston floating caliper

Rear Brakes

Single 220 mm disc, 1 piston floating caliper

Front Tyre

120/70 - 17

Rear Tyre

160/60 - 17
Steering Head Angle 62.5o
Wheelbase 1510 mm / 59.4 in
Ground Clearance 335 mm / 13.2 in
Seat Height 915 mm / 36.0 in

Dry Weight

137 kg / 302 lbs

GVWR

350 kg / 773 lbs

Fuel Capacity

11 L / 2.9 US gal / 2.4 Imp gal

Fuel Reserve

2.5 L / 2.6 US qt / 2.2 Imp qt
Manual

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