72093924 New 11" Trans Disc Fits Fiat 446 466 480 500 540 55-46 55-66 +One New Aftermarket Replacement 11" Organic Trans Disc Fits Allis Chalmers Tractor models: 5040, 5045, 5050, 6060 Fits Fiat Tractor models: R 450, 446, 446DT, 466, 466DT, 480, 480DT, 500, 500DT, 540, 540DT, 55 46, 55 46DT, 55 66, 55 90, 550, 566, 566DT, 580, 580DT, 60 66, 60 76F, 60 90, 600, 640, 666, 666DT, 670, 670DT, 680, 680DT, 70 76, 70 76DT, 70 88, 70 90, 72 86, 72 86DT, 72 86F, 72 86LP, 72 93, 72 94, 72 94DT, 740, 766, 766DT, 780, 780DT, 80 66,