This is a A-1892899 Starter Drive, New PN: 1892899Main Description As Following : A-1892899 Starter Drive, New P.N: 1892899 Dim A (1): 9 Teeth Replaces: 1946220 RIVERSIDE TRACTOR , 1952410 *** NO CLASS *** Found in Section & Models : Ignition & Electrical Parts > Starters & Related Parts, Case-IH COTTON PICKER: 414, Case-IH COTTON PICKER: 420, Case-IH INDUSTRIAL/CONSTRUCTION: 2424 (Gas), Case-IH INDUSTRIAL/CONSTRUCTION: 2444 (Gas), Case-IH TRACTOR: 424 (Gas), Case-IH TRACTOR: 444 (Gas) Associated Items : New Also A-IH-O-2424LB, A-IH-O-3121, A-IH-P-3082, A-IH-P-4242424, A-SMIH201, A-IH-O-2444, A-IH-O-3121, A-IH-P-ENG-4DSL, A-IH-P-ENG14CYL, A-IH-P-4442444, A-SMIH201, A-IH-O-424, A-IH-P-4242424, A-IH-S-TOOLSLATE, A-IH-S-424, A-SMIH201, A-CA-O-220222, A-CA-P-220MID, A-CA-P-444, A-CA-S-220L And : Dim A (1): 9 Teeth