This is a A-AR55660 Trans Disc: 12",5-button, solid, (will replace 5224 organic clutch) PN: AR55660Main Description As Following : A-AR55660 Trans Disc: 12",5-button, solid, (will replace 5224 organic clutch) P.N: AR55660 Replaces: AR42128, AR30130, AR41094Spline Count: 19Spline Diameter: 1.250" Replaces: AL55660-R5B JOHN DEERE , AL55660-R6B JOHN DEERE , AR55660-R6B JOHN DEERE , Crossed From: AR30130 JOHN DEERE , AR41094 JOHN DEERE , AR42128 JOHN DEERE , SW00380 , , SW02032 , , WN-AR55660 , , WNAR55660 , Found in Section & Models : Clutch Parts > Syncro/Quad Range, John Deere TRACTOR: 400, John Deere TRACTOR: 4000, John Deere TRACTOR: 4010, John Deere TRACTOR: 4020 Associated Items : New Also A-JD-O-OMR46934, A-JD-O-OMR48273, A-JD-P-PC1116, A-JD-S-TM1006, A-SMJD203, A-FRM-JD, A-JD-O-OMR32129, A-JD-P-PC737, A-JD-S-SM2039, A-MW-OP-JD4010, A-MW-S-TURBO, A-SMJD203, A-FRM-JD, A-JD-O-OMR34410, A-JD-O-OMR41754, A-JD-O-OMR46934, A-JD-O-OMR48273, A-JD-P-PC1116, A-JD-P-PC859, A-JD-S-SM2039 And : Replaces: AR42128, AR30130, AR41094 Spline Count: 19 Spline Diameter: 1.250"