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TECHNICAL SPECIFICATIONS - CHASSIS 640 LC4, 640 LC4 SUPERMOTO 2004
640 LC4
640 LC4 Supermoto
Frame
Central chrome-moly-steel frame
Fork
W
hite
P
ower –
U
p
S
ide
D
own 4357 MXMA
W
hite
P
ower –
U
p
S
ide
D
own 4860 MXMA
Wheel travel front/rear
275 / 290 mm (11 / 11.6 in)
265 / 300 mm (10.6 / 12 in)
Rear suspension
Central shock absorber (WP BAVP) with PRO-LEVER linkage to rear- swing-arm with needle bearing
Front brake
Disc brake with carbon-steel brake disc,
Disc brake with carbon-steel brake disc,
2-piston brake caliper floated
4-piston brake caliper
Front brake disc
Ø 300 mm (12 in)
Ø 320 mm (12.8 in)
Rear brake
Disc brake with carbon-steel brake disc
220 mm (8.8 in), brake caliper floated
Tyres front
90/90-21
120/70-17
Air press. road, driver only
1.8 bar (26 psi)
2.0 bar (29 psi)
Air press. road with passenger
2.0 bar (29 psi)
2.2 bar (31 psi)
Tyres rear
130/80-18
160/60-17
Air press. road, driver only
2.0 bar (29 psi)
2.2 bar (31 psi)
Air press. road with passenger
2.2 bar (31 psi)
2.4 bar (34 psi)
Fuel tank capacity
12 liter (3.1 US gallons), 2.5 liter (0.6 US gallons) reserve
Final drive ratio
16:42t
17:42t
Chain
X – Ring 5/8 x 1/4"
Bulps
headlight . . . . . . . . . . . . . . H4 12V 60/55W (socket P43t)
parking light . . . . . . . . . . . 12V 5W (socket W2,1x9,5d)
instrument lights . . . . . . . . LED
indicator lamps . . . . . . . . . 12V 1,2W (socket W2x4,6d)
brake – rear light . . . . . . . . 12V 21/5 W (socket BaY15d)
flasher light . . . . . . . . . . . . 12V 10W (socket Ba15s)
license plate illmination . . . 12V 5W (socket W2,1x9,5 d)
Battery
maintenance-free battery 12V 8,6Ah
Steering angle
62°
63°
Wheel base
1510 ± 10 mm (59.4 ± 0.4 in)
Seat high
925 mm (36.4 in)
910 mm (35.9 in)
Ground clearance
310 mm (12.2 in)
290 mm (11.4 in)
Dead weight without fuel
149kg (329 lbs)
149 kg (329 Ibs)
Max. permissible front axle load
150 kg (331 lbs)
Max. permissible rear axle load
200 kg (441 lbs)
Max. permissible laden weight
350 kg (773 lbs)
640 LC4
640 LC4
SUPERMOTO
WP 0518Y737
WP 1418Y750
Compression adjuster
20
20
Rebound adjuster
12
15
Spring
4,2 N/mm
4,4 N/mm
Spring preload
5 mm (0.2 in)
28 mm (1.1 in)
Air chamber length
140 mm (5.6 in)
110 mm (4.3 in)
Fork oil
SAE 5
SAE 5
STANDARD ADJUSTMENT - FORK
640 LC4
640 LC4
SUPERMOTO
WP 0118Y734
WP 0118Y733
Compression adjuster
3
4
Rebound adjuster
7
8
Spring
66/260
70/260
Spring preload
23,5 mm(0.93 in)
16 mm(0.63 in)
STANDARD-ADJUSTMENT - SHOCK ABSORBER