Sym ALA125CC Manual page 172

SYM
DISASSEMBLY OF FINAL DRIVING
MECHANISM
Remove the rear wheel. (refer to chapter 15)
Remove the clutch.
Drain gear oil out from gear box.
Remove gear box cover bolts (7 bolts) and
then remove the cover and the final driving
shaft.
Remove gasket and setting pin.
Remove countershaft and gear.
Remove final driving gear and shaft.
INSPECTION OF FINAL DRIVING
MECHANISM
Check if the countershaft and the gear are
wear or damage.
Check if the final driving shaft and gear are
burn, wear or damage.
9. FINAL DRIVING MECHANISM
7 bolts
countershaft gear
countershaft
driving shaft
final driving shaft
final driving gear
9-3