Products › Conventional Concave - Case-IH 503, 914, 915, OEM 177385C91 (1 hole welded ear) Conventional Concave - Case-IH 503, 914, 915, OEM 177385C91 (1 hole welded ear) $1,274.00 Part #CO2160Conventional Concave Replaces OEM 177385C91 (1 hole welded ear)Compatible with: Case-IH 503, 914, 915 Add To Cart Added! Part #CO2160Conventional Concave Replaces OEM 177385C91 (1 hole welded ear)Compatible with: Case-IH 503, 914, 915 You Might Also Like Conventional Concave - Case-IH 715, 815, OEM 177375C91 (1 hole welded ear) $1,040.00 Adjustable Chaffer 57" x 53" - Gleaner L2 S/N 19501-, L3, Long Shoe $1,677.50 Feeder Chain 5/8" - Gleaner R 3 87 Link 15 Upper (Separator) $1,948.00 CO2450 $1,328.00 Concave Adjustment Kit Case IH 60 (set of 2) $30.90