This steering wheel fits Internatinal Farmall models,A,B,C,Cub,Super A

17 5/8 inch diameter, 3/4 inch hub, keyed shaft steering wheel for IH tractor models: Super A serial number 356000 and up, C serial number 75098 and up, Super C, Super H, H, M, MD, 4, 6, Super W6 and WD6, W9, WD9, Super WD9, 100, 130, 200, 230, 240, 300, 400

16 inch diameter, splined shaft steering wheel for IH tractor models: Hydro 70, 86, 100, 186; 404, 424, 444, 454, 464, 504, 544, 574, 606, 656, 664, 666, 674, 686, 706, 756, 766, 786, 806, 826, 856, 886, 966, 1026, 1066, 1086, 1206, 1256, 1456, 1466, 1486, 1566, 1568, 1586, 2400, 2404, 2444, 2500, 2504, 2544, 2606, 2656, 2706, 2756, 2806, 2856, 3088, 3288, 3388, 3488, 3588, 3688, 3788, 4366, 4386, 4568, 4586, 4786, 5088, 5288, 5488, 6388, 6588, 6788 (CAP SOLD SEPERATELY)

Steering wheel cap for IH steering wheel 385156R1

20 inch diameter, 3/4 inch hub, keyed shaft steering wheel for IH tractor models: M, MD, W9, WD9, WR9, 400, 450, 600, 650