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SPEC
CHASSIS SPECIFICATIONS
Steering
Steering bearing type
Angular and taper roller bearings
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Lock-to-lock angle (left)
40°
----
Lock-to-lock angle (right)
40°
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Rear suspension
Suspension type
Unit swing
----
Rear shock absorber assembly type
Coil spring/oil damper
----
Rear shock absorber assembly travel 130 mm (5.12 in)
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Spring
Free length
306.6 mm (12.07 in)
300.0 mm
(11.81 in)
Installed length
290.6 mm (11.44 in)
----
Spring rate (K1)
6.22 N/mm (0.63 kg/mm, 35.52 lb/in)
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Spring rate (K2)
11.80 N/mm (1.20 kg/mm, 67.38 lb/in)
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Spring rate (K3)
22.50 N/mm (2.29 kg/mm, 128.47 lb/in)
----
Spring stroke (K1)
0 ~ 29 mm (0 ~ 1.14 in)
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Spring stroke (K2)
29 ~ 90 mm (1.14 ~ 3.54 in)
----
Spring stroke (K3)
90 ~ 130 mm (3.54 ~ 5.12 in)
----
Optional spring available
Yes
----
Swingarm
Free play (at the end of the swing-
arm)
Radial
----
1.0 mm
(0.04 in)
Axial
----
1.0 mm
(0.04 in)
Item
Standard
Limit
Summary of Contents for 2004 YP400
Page 1: ...2004 YP400 S 5RU1 AE1 SERVICE MANUAL ...
Page 2: ......
Page 8: ......
Page 9: ...GEN INFO 1 ...
Page 11: ...GEN INFO ...
Page 28: ...SPEC 2 ...
Page 30: ...SPEC ...
Page 77: ...CHK ADJ 3 ...
Page 137: ......
Page 138: ...CHAS 4 ...
Page 210: ......
Page 211: ...ENG 5 ...
Page 286: ...COOL 6 ...
Page 288: ...COOL ...
Page 299: ...FI 7 ...
Page 301: ...FI ...
Page 342: ...ELEC 8 ...
Page 378: ...8 34 ELEC LIGHTING SYSTEM ...
Page 404: ......
Page 405: ...TRBL SHTG 9 ...
Page 415: ......
Page 416: ...YAMAHA MOTOR CO LTD 2500 SHINGAI IWATA SHIZUOKA JAPAN ...