DAELIM ET-300 Service Manual page 90

Remove gear box cover bolts (9 bolts) and then
remove the cover.
Remove shift drum catch ball, spring and bolt.
Remove shift spindle, shift fork shaft, shift fork
and shift drum.
Remove final shaft, counter shaft and reverse shaft.
Shift drum fixed catch bolt
Shift fork shaft and fork
Reverse shaft
Final shaft
9 bolts
Shift drum
Shift spindle
Drive shaft
Counter shaft