This is a A-479219C91 Belt, Alt, Gen PN: 479219C91Main Description As Following : A-479219C91 Belt, Alt, Gen P.N: 479219C91 Dim A (1): 17/32" X 63.77"LP Length: 63.50"OC Length: 63.77" Stocked As: A-17635 Found in Section & Models : Cooling Systems > Belts: Alt, Fan, Steering, Water Pump, Case-IH TRACTOR: 4568 (DSL), Case-IH TRACTOR: 4586 (DSL, SN <-1501) Associated Items : New Also A-IH-P-4568, A-IH-P-8CYLDSL, A-IH-S-ENGV800, A-IH-S-RBDSLPUM, A-IH-S-4366, A-IH-O-4386, A-IH-P-4568, A-IH-P-8CYLDSL, A-IH-S-ENGV800, A-IH-S-RBDSLPUM, A-IH-S-4366 And : Dim A (1): 17/32" X 63.77" LP Length: 63.50" OC Length: 63.77"