Yamaha YXR70FX Service Manual page 349

REAR CONSTANT VELOCITY JOINTS, FINAL DRIVE
1
h
g
f
"B"
e
GEAR AND DRIVE SHAFT
6) Round off the hundredth digit and select the
appropriate shim(s).
In the example above, the calculated num-
ber is 0.97. The chart instructs you to round
off 7 to 5 at the hundredth place. Thus, the
shim thickness is 0.95 mm.
Hundredths
0, 1, 2
3, 4, 5, 6, 7
8, 9
Shims are supplied in the following thick-
nesses.
Final drive pinion gear shim
Thickness (mm)
L LLL L LLL L
Selecting ring gear shims
1. Select:
• ring gear shim(s) 1
M MMM M MMM M
a. To find the ring gear shim thickness "B", use
the following formula.
Ring gear shim thickness
"B" = e – f – (g + h)
e = a numeral (usually a decimal number) on
the final gear case either added to or sub-
tracted from "50".
f = a numeral (usually a decimal number) on
the outside of the ring gear bearing hous-
ing and added to 1.
g = a numeral (usually a decimal number) on
the inside of the ring gear either added to
or subtracted from 35.00.
7 - 34
DRIV
Rounded value
0
5
10
0.25 0.30
0.40 0.45
L LLL L L LLL L L LLL L L LLL
M MMM M M MMM M M MMM M M MMM
0.35
0.50
L LLL
M MMM