PTO Brake Friction Plate
CTPA-70270199 Replacement Part to Fit:  Allis-Chalmers For Models: 4W220, 4W305, 7010, 7020, 7030, 7040, 7045, 7050, 7060, 7080, 7580, 8010, 8030, 8050, 8070, 8550 7.000" O.D., 4.250" I.D., 32 Teeth  Price:  $23.73  Buyers Club Price:  $21.36