CONCENTRIC INTL INTERNATIONAL HARVESTER 3-PC REPLACEMENT CUSHION SET. Farm & Ag Type Seats. SKU 51020136 – Replaces IH part numbers 400711R2, 387177R92, 387174R92. Includes seat, back, and headrest. Mounting hardware not included. Heavy duty cover over high density foam. Heavy Duty Black/White Cover on High Density Foam. Will fit the following IH models. (Replaces International Harvester number 400711R2, 387177R92, 387174R92). Replacement Cushions for the following models. International Harvester Tractor Models: 70, 70(HYDRO), 86, 86 (HYDRO), 100 (HYDRO), 375 (HYDRO). 504 (Deluxe), 524, 525, 544, 544 (Row Crop), 560, 574, 606, 656 (Prior to S/N 14500), 666, 686. 706, 756, 766, 806 (Prior to S/N 14500), 826, 856, 966, 1026, 1066, 1206, 1256, 1456, 1466, 1468. 1468 (W/VERT ACTION), 1566, 1568, 2504 (Deluxe), 2652 (W/VERT ACTION), 2706 (Deluxe), 2706 (W/VERT ACTION). 2756, 4100, 4156, 4166, 4186 (After S/N 192590), 21026 (S/N 3000 UP), 21026 (STD), 21256, 21456. International Harvester Combine Models: 105, 205, 212, 315, 403, 715, 815, 915. International Harvester Windrower Models: 100 (HYDRO), 175, 375. Not an OEM part. We are not an authorized dealer of this product. Thank you for shopping.