Posted 6/28/2022 17:27 (#9725366 - in reply to #9725336) Subject: RE: John Deere 4640 PS dark brown hydraulic oil
South Central Wisconsin
Brake friction material #1.
Planetary pack clutch or brake friction material #2.
If either of those, you should see little diamond or square pieces about 1/4 inch square in suction screen or bottom of oil bucket when drained.
John Deere 4640 PS dark brown hydraulic oil
