Fits JD10018 New Ball Bearing Fits John Deere Combine 606 608 612 CTS 6620 7720One New Aftermarket Replacement Ball Bearing that Fits John Deere Corn Head Models: 606, 608, 612 Also Fits John Deere Combine Models: CTS, CTS II, 6620, 7720, 8820, 9400, 9410, 9450 (SN < 695100), 9500, 9500SH, 9510, 9510SH, 9550 (SN< 695200), 9550SH (SN< 695700), 9560, 9560SH, 9560STS, 9570STS, 9600, 9610, 9650 (SN< 695300), 9650CTS (SN< 695400), 9650STS (SN< 695400), 9660, 9660CTS, 9660STS, 9670STS, 9750STS (SN< 695600), 9760STS, 9770STS, 9860STS,