CHAIN DRIVE
4-105
EAS30231
CHECKING THE DRIVE SPROCKET
1. Check:
• Drive sprocket
More than 1/4 tooth “a” wear → Replace the
drive chain sprocket, drive chain, and rear
wheel sprocket as a set.
Bent teeth → Replace the drive chain sprock-
et, drive chain, and rear wheel sprocket as a
set.
EAS30232
CHECKING THE REAR WHEEL SPROCKET
Refer to “CHECKING AND REPLACING THE
REAR WHEEL SPROCKET” on page 4-31.
EAS30233
CHECKING THE REAR WHEEL DRIVE HUB
Refer to “CHECKING THE REAR WHEEL
DRIVE HUB” on page 4-30.
EAS31116
INSTALLING THE DRIVE SPROCKET
1. Install:
• Drive sprocket “1”
• Washer “2”
• Drive sprocket nut “3”
• While applying the rear brake, tighten the drive
sprocket nut.
• Install washer with the “OUT” mark “a” facing
out.
• Stake the drive sprocket nut at cutouts “b” in
the drive axle.
EAS30234
INSTALLING THE DRIVE CHAIN
1. Install:
• Drive chain “1”
Make sure that the drive chain is positioned
above the portion “a” of the footrest bracket “2”.
2. Tighten:
• Footrest bracket bolts “1”
3. Lubricate:
• Drive chain
Recommended lubricant
Chain lubricant suitable for O-
ring chains
b. Correct
1. Drive chain roller
2. Drive sprocket
Drive sprocket nut
95 Nm (9.5 m·kgf, 69 ft·lbf)
Footrest bracket bolt
45 Nm (4.5 m·kgf, 33 ft·lbf)
LOCTITE®
Recommended lubricant
Chain lubricant suitable for O-
ring chains