Oct 2, 2011 / 4890 case 4wd tractor #1 D dreyfus New member Joined Oct 2, 2011 Messages 1 Tractor 4890 Case 4wd tractor I would like instructions with diagrams (if possible) to change rear crown & pinion on my tractor & what special tools or equipement I might need in my own shop.
I would like instructions with diagrams (if possible) to change rear crown & pinion on my tractor & what special tools or equipement I might need in my own shop.