Products › Conventional Concave - John Deere 9600, 9610, 9650, 9660 Conventional Concave - John Deere 9600, 9610, 9650, 9660 $2,936.00 Part #CO2080Conventional Concave OEM ReplacementCompatible with: John Deere 9600, 9610, 9650, 9660 Add To Cart Added! Part #CO2080Conventional Concave OEM ReplacementCompatible with: John Deere 9600, 9610, 9650, 9660 You Might Also Like Feeder Chain 15/16" - John Deere 6601 S3 L73 CC18 $1,639.00 Conventional Concave - Case-IH 503, 914, 915, OEM 177385C91 (1 hole welded ear) $1,274.00 Bottom Sieve 79" x 58" - Massey Ferguson 8590, White 9700, 9720 $2,290.00 Copperhead First Concave Section Only - John Deere $2,800.00 Bottom Sieve 79" x 58" CORN - Massey Ferguson 8590, White 9700, 9720 $2,290.00