This is a A-T211817 Disc, Friction PN: T211817Main Description As Following : A-T211817 Disc, Friction P.N: T211817 Dim A (1): 10.89" O.D.Dim B (2): 38 TeethReplaces: T82355 Crossed From: T82355 JOHN DEERE Found in Section & Models : Clutch Parts > Steering Clutch, John Deere CRAWLER: 455D, John Deere CRAWLER: 455E, John Deere CRAWLER: 555A, John Deere DOZER: 450C, John Deere DOZER: 450D, John Deere DOZER: 450E, John Deere DOZER: 550A, John Deere DOZER: 550B, John Deere INDUSTRIAL/CONSTRUCTION: 550, John Deere INDUSTRIAL/CONSTRUCTION: 555, John Deere INDUSTRIAL/CONSTRUCTION: 555B, Transmission & Rear Axle > Clutch Plates: Clutch and PTO, John Deere CRAWLER: 455D, John Deere CRAWLER: 455E, John Deere CRAWLER: 455G, John Deere CRAWLER: 555A, John Deere CRAWLER: 555G, John Deere DOZER: 450C, John Deere DOZER: 450D, John Deere DOZER: 450E, John Deere DOZER: 450G Associated Items : New Also A-JD-O-OMT71338, A-JD-S-TM1102 And : Dim A (1): 10.89" O.D. Dim B (2): 38 Teeth Replaces: T82355