This is a A-AL111498 Disc, Brake PN: AL111498Main Description As Following : A-AL111498 Disc, Brake P.N: AL111498 Outside Diameter: 12.250"Replaces: AL75434, AL171954Spline Count: 14Thickness: .192" (4.9MM) Crossed From: AL171954 JOHN DEERE , AL75434 JOHN DEERE , AMAL111498 , , WN-AL111498 , , WN-AL171954 , , WNAL111498 , , WNAL171954 , Found in Section & Models : Transmission & Rear Axle > Clutch Disc: Trans and PTO, John Deere TRACTOR: SE6010, John Deere TRACTOR: SE6020, John Deere TRACTOR: SE6110, John Deere TRACTOR: SE6120, John Deere TRACTOR: SE6210, John Deere TRACTOR: SE6220, John Deere TRACTOR: SE6310, John Deere TRACTOR: SE6320, John Deere TRACTOR: SE6410, John Deere TRACTOR: SE6420, John Deere TRACTOR: SE6510, John Deere TRACTOR: SE6520, John Deere TRACTOR: SE6610, John Deere TRACTOR: SE6620, John Deere TRACTOR: 6010, John Deere TRACTOR: 6105M, John Deere TRACTOR: 6105R, John Deere TRACTOR: 6110, John Deere TRACTOR: 6110L, John Deere TRACTOR: 6115M Associated Items : A-L111978, A-L114091, A-VPJ7384 Also This is An Aftermarket Product And : Outside Diameter: 12.250" Replaces: AL75434, AL171954 Spline Count: 14 Thickness: .192" (4.9MM)