cowboydoc
Super Member
- Joined
- Dec 23, 2000
- Messages
- 6,725
- Tractor
- JD 8320 MFWD, JD 6415 MFWD, FEL, and cab, John Deere MFWD 4600, John Deere 4020, John Deere 4430, John Deere 455 mower, Deutz, and Gehl 4610 perkins skidsteer
Hydraulic fluid ideally should be changed every year. That is mostly a condensation issue, esp. if the tractor sits alot. If you're using it alot probably every 500 hours.