Aligning The Final Drive Pinion Gear And Ring Gear - Yamaha BT1100 2002 Service Manual

SHAFT DRIVE
a. Heat the final gear case to approximately 150
°C (302 °F).
b. Install the bearing outer races with a socket or
appropriate tool that matches the diameter of
the races.
c. Install the inner race onto the final drive pinion
gear.
5. Install:
• collar 1
• oil seal 2
New
• bearing
(with an appropriate press tool 3 and press)
NOTE:
The bearing can be reused, but Yamaha recom-
mends installing a new one.
EAS00726
ALIGNING THE FINAL DRIVE PINION GEAR
AND RING GEAR
NOTE:

Aligning the final drive pinion gear and ring gear

is necessary when any of the following parts are
replaced:
• final drive housing
• any bearing
1. Select:
• final drive pinion gear shim(-s) 1
• ring gear shim(-s) 2
a. Position the final drive pinion gear and the ring
gear with shims 1 and 2. Calculate the
respective thicknesses from information
marked on the final drive housing and the
drive pinion gear.
1 Final drive pinion gear shim
2 Ring gear shim
3 Thrust washer
b. To find final drive pinion gear shim thickness
"A" use the following formula:
Final drive pinion gear shim thickness
A = (84 + a / 100) – b
6-80
CHAS