1997844C1 Trans Disc: 4-button, spring loaded (Rockford design) Spline Dia 1.375" Spline Count 21 This Product is for use on the following machines: Case-IH INDUSTRIAL/CONSTRUCTION: 480B (Diesel) Case-IH INDUSTRIAL/CONSTRUCTION: 480C Case-IH INDUSTRIAL/CONSTRUCTION: 480CK (Diesel) Case-IH INDUSTRIAL/CONSTRUCTION: 580 (Diesel) Case-IH INDUSTRIAL/CONSTRUCTION: 580B (Diesel) Case-IH INDUSTRIAL/CONSTRUCTION: 580C Case-IH INDUSTRIAL/CONSTRUCTION: 580CK (Diesel) Case-IH TRACTOR: 430 (Diesel S/N 8297801- 8650135) Case-IH TRACTOR: 440 Case-IH TRACTOR: 470 (S/N 8656925>) Case-IH TRACTOR: 480 Case-IH TRACTOR: 530 (Draft-o-matic) Case-IH TRACTOR: 540 SERIES Case-IH TRACTOR: 570 Case-IH TRACTOR: 634 Case-IH TRACTOR: 640 Please check availability prior to order!Thanks for viewing our listings. Please click "Ask A Question", or call us if you have a parts need that you do not see listed here. We will do our best to locate the parts you need, and make every effort to save you money. For parts information in English please call Chris at (813)365-0042. Gracias por ver nuestros anuncios. Por favor, envia un mensaje, o simplemente llamenos si necesita alguna's pieza que no ves listado. Mencionado Haremos nuestro mejor esfuerzo para localizar las piezas que necesita, y hacer todo lo posible para ahorrar dinero.Para espanol llame a Darcy a el (813) 365-0042.