This is a A-RE29608 Trans Disc: 13", Spring Loaded, Organic PN: RE29608Main Description As Following : A-RE29608 Trans Disc: 13", Spring Loaded, Organic P.N: RE29608 Replaces: AR55655, AR40667Spline Count: 19Spline Diameter: 1.274" Crossed From: AR40667 JOHN DEERE , AR55655 JOHN DEERE , TP-RE29608R , , WN-RE29608 , , WNRE29608 , Found in Section & Models : Clutch Parts > Powershift, John Deere TRACTOR: 400, John Deere TRACTOR: 4000, John Deere TRACTOR: 4020, John Deere TRACTOR: 4040, John Deere TRACTOR: 4230, John Deere TRACTOR: 4240, John Deere TRACTOR: 4430 (S/N 022373>) 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-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, A-JD-S-TM1006, A-MW-OP-JD4010, A-MW-S-TURBO, A-SMJD203, A-JD-O-OMR65460, A-SMJD202, A-FRM-JD And : Replaces: AR55655, AR40667 Spline Count: 19 Spline Diameter: 1.274"