Differential Oil - Honda TRX500FGA Owner's Manual

Oil Recommendation
type
viscosity (weight)
suggested oil
Changing Oil
Refer to Saf ety Precautions
Change the oil with the differential at normal operating temperature to
assure complete and rapid draining.

Differential Oil

hypoid gear oil
SAE 80
Honda shaft drive oil or equivalent
on page 147 .
Servicing Your Honda 173