This is a A-R82821 Camshaft PN: R82821Main Description As Following : A-R82821 Camshaft P.N: R82821 DOES NOT INCLUDE PART # R81513 TACH DRIVE. Crossed From: AMR82821 , , AV105022 VAPORMATIC Found in Section & Models : Engine Parts > Engine Related Parts, John Deere BACKHOE: 710D, John Deere COMBINE: 1055, John Deere COMBINE: 1065, John Deere COMBINE: 1068H, John Deere COMBINE: 1085, John Deere COMBINE: 1157, John Deere COMBINE: 1158, John Deere COMBINE: 1166, John Deere COMBINE: 1169, John Deere COMBINE: 1170, John Deere COMBINE: 1174, John Deere COMBINE: 2054, John Deere COMBINE: 2254, John Deere COMBINE: 4435, John Deere COMBINE: 55 (SN 83000>), John Deere COMBINE: 6600, John Deere COMBINE: 95 (SN 35000>), John Deere COMBINE: 950, John Deere COMBINE: 955, John Deere COMBINE: 960 Associated Items : New Also A-JD-S-SM2054, A-JD-S-SM2054, A-JD-S-TM1190, A-JD-S-TM1190, A-JD-S-TM1190, A-JD-S-TM1190, A-JD-S-TM1190, A-JD-O-OMT68748, A-JD-S-TM4336, A-JD-O-OMR71860, A-SMJD59, A-JD-S-TM4336, A-JD-O-OMR71860, 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 And : DOES NOT INCLUDE PART # R81513 TACH DRIVE.