Workmanship RM 20
Plug Seal Cover RM 15
Total RM 35
Mahkota mechanic shop charge RM 280, change whole things.
Compare to New one about RM 155, seal RM 15
Gear Oil for kelisa 3 L RM 35 per liter, mahkota charge RM 60
Power Sterling Oil for kelisa RM 20, mahkota charge RM 110
Conclusion : SEMENYIH MECHANIC shop still cheaper.