Posted 3/23/2012 23:03 (#2303222 - in reply to #2303044) Subject: Re: Replacing gauge wheels on JD1890
NE Indiana
From the factory they just put them together. Right or wrong. In your case 5 shims. On my 1560, after first season, I found corn stalks stuck inbetween the gague wheel and blade. Had to go through and set each gague wheel to specs.