1. General information
USE AND MAINTENANCE MANUAL
CHAPTER 1
GENERAL INFORMATION
4-Strokes - Edition 00 / 2022
51
1
Item
Standard
Limit
Drive chain:
Measurement
Type:
XXF 250 / XEF 250
XXF 450 / XEF 450
Number of links
Chain slack
Chain length (15 links)
520
Sealed Type
Type without seal
114
50.0–60.0 mm (1.97–2.36 in)
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239.3 mm (9.42 in)
Front brake:
Front brake lever free play
Disc outside diameter × thickness
Brake disc thickness limit
Brake disc runout limit
(as measured on wheel)
Master cylinder inside diameter
Caliper cylinder inside diameter (Left):
XEF 250
XXF 250 / XXF 450 / XEF 450
Specified brake fluid
0.0 mm (0.00 in)
270.0 × 3.0 mm (10.63 in × 0.12 in)
2.5 mm (0.10 in)
0.15 mm (0.0059)
9.52 mm (0.37 in)
22.65 mm, 22.65 mm (0.89 in, 0.89 in)
25.40 mm, 25.40 mm (1.00 in, 1.00 in)
DOT 4
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1.0 mm (0.04 in)
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Rear brake:
Brake pedal position
Disc outside diameter × thickness
Brake disc thickness limit
Brake disc runout limit
(as measured on wheel)
Master cylinder inside diameter
Caliper cylinder inside diameter
Specified brake fluid
5.0 mm (0.20 in)
240.0 × 4.0 mm (9.45 in × 0.16 in)
3.5 mm (0.14 in)
0.15 mm (0.0059)
11.0 mm (0.43 in)
25.40 mm (1.00 in)
DOT 4
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1.0 mm (0.04 in)
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Electrical
Item
Standard
Limit
Tensione impianto
12 V
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Ignition system:
Ignition system
Ignition timing (B.T.D.C.)
TCI
8.0–12.0° /2000 r/min.
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Ignition coil:
Primary coil resistance
Secondary coil resistance
2.16–2.64
8.64–12.96
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Spark plug cap:
Resistance
7.50–12.50 k
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Lean angle sensor:
Operating angle
45 °
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Charging system:
Charging system
Standard output:
XXF 250 / XXF 450
XEF 250 / XEF 450
Stator coil resistance:
XXF 250 / XXF 450
XEF 250 / XEF 450
AC magneto
14.0 V, 5.4 A at 5000 r/min.
14.0 V, 10.0 A at 5000 r/min.
0.512–0.768
0.368–0.552
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