Products › Conventional Concave - Case-IH 503, 914, 915, OEM 189738C92 (3 holes 1 piece) Conventional Concave - Case-IH 503, 914, 915, OEM 189738C92 (3 holes 1 piece) $1,274.00 Part #CO2140Conventional Concave 4 Replaces OEM 189738C92Compatible with: Case-IH 503, 914, 915 Add To Cart Added! Part #CO2140Conventional Concave 4 Replaces OEM 189738C92Compatible with: Case-IH 503, 914, 915 You Might Also Like Chopper Complete Kit - Case-IH 5088/6088/7088 $6,090.00 Airfoil Chaffer 79" x 50" - Massey Ferguson 9690, Challenger 660 $1,981.00 STS Chopper Complete - John Deere 9860 STS (-705797) $18,810.00 Bottom Sieve 58" x 50" CORN - Massey Ferguson 8560, 8570, 8780, 8780XP $1,926.00 Conventional Concave - Case-IH 503, 914, 915 (4 hole windrow special) $1,274.00