This is a A-R63069 Plate, Trans Drive Shaft Assembly PN: R63069Main Description As Following : A-R63069 Plate, Trans Drive Shaft Assembly P.N: R63069 Inside Diameter: 3.605"Outside Diameter: 4.325" Crossed From: AMR63069 , , 1412-6053 , , 14126053 , Found in Section & Models : Transmission & Rear Axle > Clutch Plates: Clutch and PTO, John Deere TRACTOR: 2510 (w/ synco-range), John Deere TRACTOR: 2520 (w/ synco-range), John Deere TRACTOR: 3020, John Deere TRACTOR: 3020 (SN <-015963), John Deere TRACTOR: 3020 (SN <-122999), John Deere TRACTOR: 4000, John Deere TRACTOR: 4000 (w/ sycro, SN 201000->), John Deere TRACTOR: 4000 (w/ sycro, SN 201000->, collar shift reverse), John Deere TRACTOR: 4020, John Deere TRACTOR: 4020 (w/ sycro, SN 201000->), John Deere TRACTOR: 4020 (SN <-200999, replacement design), John Deere TRACTOR: 4030, John Deere TRACTOR: 4040 (w/ Quad, syncro, & creeper), John Deere TRACTOR: 4040S, John Deere TRACTOR: 4050 (w/ Quad MFWD), John Deere TRACTOR: 4050 (w/ Quad), John Deere TRACTOR: 4055 (w/ Quad MFWD), John Deere TRACTOR: 4055 (w/ Quad), John Deere TRACTOR: 4230, John Deere TRACTOR: 4230 (w/ Quad, SN 037596->) Associated Items : New Also A-FRM-JD, A-JD-O-OMR38407, A-JD-P-PC957, A-JD-S-SM2070, A-SMJD202, A-SMJD202, A-FRM-JD, A-JD-O-OMR34406, A-JD-O-OMR41753, A-JD-O-OMR46012, A-JD-O-OMR48271, A-JD-P-PC1115, A-JD-P-PC858, A-JD-S-SM2038, A-JD-S-TM1005, A-SMJD203, A-JD-O-OMR46934, A-JD-O-OMR48273, A-JD-P-PC1116, A-JD-S-TM1006 And : Inside Diameter: 3.605" Outside Diameter: 4.325"