All of our new parts are aftermarket replacements. Compatible with John Deere Combine(s) CTS, CTSII, 9400, 9410, 9450, 9500, 9500 SH, 9510, 9510 SH, 9550, 9550 SH, 9560, 9560 SH, 9560 STS, 9570 STS, 9600, 9610, 9650, 9650 CTS, 9650 STS, 9660, 9660 CTS, 9660 STS, 9670, 9670 STS, 9750, 9760 STS, 9770 STS, 9860 STS. Replaces John Deere OEM nos AH167579, AH120972, AH154961. All States Ag Parts Item No.