Yamaha WR450F Owner's Service Manual page 307

2. Install:
• Collar "1"
• 2nd wheel gear (26T) "2"
• 4th wheel gear (21T) "3"
• 3rd wheel gear (21T) "4"
• 5th wheel gear (21T) "5"
• Collar "6"
• 1st wheel gear (29T) "7"
• O-rings "8"
New
(to the drive axle "9")
TIP
• Before installation, apply molybdenum disul-
fide oil to the inner and end surface of the idler
gear and the collar and to the inner surface of
the sliding gear, then install.
• Apply the lithium-soap-based grease on the
O-ring.
3
4
5
6
7
M
3. Install:
• Washer "1"
• Circlip "2"
New
TIP
• Be sure the circlip sharp-edged corner "a" is
positioned opposite side to the washer and
gear "b".
• Install the circlip with its ends "c" settled even-
ly on the spline crests.
2
LS
9
1
2
New
M
M
1
2
a
c
4. Install:
• Collar "1"
TIP
• Apply the lithium-soap-based grease on the
oil seal lip.
• When installing the collar into the crankcase,
pay careful attention to the crankcase oil seal
lip.
8
5. Install:
• Main axle "1"
• Drive axle "2"
TIP
• Install to the left crankcase simultaneously.
• Apply engine oil to the main axle and the drive
axle bearing.
1
b
2
6-80
TRANSMISSION
c
E E