Posted 3/14/2016 15:01 (#5175853 - in reply to #5175033) Subject: RE: JD 1890 opener arm pivot pins and gauge wheel rubber ?
Northcentral Kansas
The urethane tires don't have any give and are narrower. I pay a close attention to the amount of down pressure and run no more than necessary. If you don't have a press or an air hammer I explained how I got those bushings out in this thread.