I changed mine last year, it's easy to do.
Differential gear oil 6/8 qt 0.74 liter • Castrol BOT 355 75W-85 Service manual recommended
I used Moble 1 Lube
Differential gear oil 6/8 qt 0.74 liter • Castrol BOT 355 75W-85 Service manual recommended
I used Moble 1 Lube