This is a A-60883H Ring Gear, Flywheel PN: 60883HMain Description As Following : A-60883H Ring Gear, Flywheel P.N: 60883H Inside Diameter: 14.625"Outside Diameter: 15.930"Teeth: 126Width: .562" Crossed From: AM60883H , , HC60883 , , 103898 , , 1709-1053 , Found in Section & Models : Engine Parts > Flywheels and Ring Gears, Case-IH INDUSTRIAL/CONSTRUCTION: 2400A, Case-IH INDUSTRIAL/CONSTRUCTION: 584, Case-IH TRACTOR: HYDRO 84 (11" & 12" Clutch / Used W/ 3136044R42 & 1808412C92), Case-IH TRACTOR: 248, Case-IH TRACTOR: 2500A, Case-IH TRACTOR: 258, Case-IH TRACTOR: 268, Case-IH TRACTOR: 278, Case-IH TRACTOR: 3220, Case-IH TRACTOR: 3230, Case-IH TRACTOR: 385, Case-IH TRACTOR: 395, Case-IH TRACTOR: 4210, Case-IH TRACTOR: 4230, Case-IH TRACTOR: 4240, Case-IH TRACTOR: 454, Case-IH TRACTOR: 464, Case-IH TRACTOR: 474, Case-IH TRACTOR: 484, Case-IH TRACTOR: 485 Associated Items : New Also A-IH-O-2400A, A-IH-S-ENGD155, A-IH-S-ENG157, A-IH-S-24002500, A-IH-O-BATTIGN, A-IH-O-385484, A-IH-P-ENG-4DSL, A-IH-P-684H84, A-IH-S-ENGD155, A-IH-S-TOOLSLATE, A-IH-S-TUNELATE, A-IH-S-385454, A-SMIH202, A-IH-S-24002500, A-CA-O-385, A-CA-P-385, A-IH-O-BATTIGN, A-IH-O-385484, A-IH-S-ENGD155, A-IH-S-TUNELATE And : Inside Diameter: 14.625" Outside Diameter: 15.930" Teeth: 126 Width: .562"