Aligning The Final Drive Pinion Gear And Ring Gear - Yamaha VMAX 2009 Service Manual

• Install the final drive case stud bolts so that the
specified installed length "a" is obtained.
a
a. 30–31 mm (1.18–1.22 in)
EAS23640
ALIGNING THE FINAL DRIVE PINION GEAR
AND RING GEAR
TIP

Aligning the final drive pinion gear and ring gear

is necessary when any of the following parts are
replaced:
• Final drive case
• Ring gear bearing housing
• Any bearing
1. Select:
• Final drive pinion gear shim(s) "1"
• Ring gear shim(s) "2"
M MMM M MMM M M MMM M
a. Position the final drive pinion gear shim(s)
and the ring gear with shim(s). Calculate the
respective thicknesses from information
marked on the final drive case, ring gear
bearing housing, and ring gear.
M MMM M M MMM M M MMM M
1
A
a b
b. To find final drive pinion gear shim thickness
"A", use the following formula:
Final drive pinion gear shim thickness
A = a - b - 0.2
Where:
a = 92
MMM
b = a numeral on the final drive case, to be di-
vided by 100 and added to "91".
Example:
If the final drive case is marked "52":
A =
=
=
=
Therefore, the calculated final drive pinion
gear shim thickness is 0.28 mm. Shim sizes
are supplied in the following thicknesses.
4-100
SHAFT DRIVE
d c
e f B
92 - (91 + 52/100) - 0.2
92 - (91 + 0.52) - 0.2
92 - 91.52 - 0.2
0.28
2
b