This is a A-AT141798 Trans Disc: PN: AT141798Main Description As Following : A-AT141798 Trans Disc: P.N: AT141798 Replaces: AT53410, AT113417Spline Count: 21Spline Diameter: 1.402" Crossed From: AT113417 JOHN DEERE , AT53410 JOHN DEERE Found in Section & Models : Clutch Parts > Single Clutch, John Deere CRAWLER: 655B, John Deere CRAWLER: 755A, John Deere CRAWLER: 755B, John Deere DOZER: 750B, John Deere EXCAVATOR: 750, John Deere INDUSTRIAL/CONSTRUCTION: 655, John Deere INDUSTRIAL/CONSTRUCTION: 755 Associated Items : New Also This is An Aftermarket Product And : Replaces: AT53410, AT113417 Spline Count: 21 Spline Diameter: 1.402"