This is a A-L28712 Shaft, PTO (540 RPM) PN: L28712Main Description As Following : A-L28712 Shaft, PTO (540 RPM) P.N: L28712 Dim A (1): 31.250" longDim B (2): 6 spline Crossed From: WN-L28712 , , WNL28712 , Found in Section & Models : PTO Parts > PTO and Related Parts, John Deere TRACTOR: 1020 (S/N 178090->), John Deere TRACTOR: 1030, John Deere TRACTOR: 1040 (S/N <-437369), John Deere TRACTOR: 1120 (S/N 178090->), John Deere TRACTOR: 1130, John Deere TRACTOR: 1140 (S/N <-437369), John Deere TRACTOR: 1630, John Deere TRACTOR: 1640, John Deere TRACTOR: 1830, John Deere TRACTOR: 1840, John Deere TRACTOR: 2030, John Deere TRACTOR: 2040, John Deere TRACTOR: 2130, John Deere TRACTOR: 2140, John Deere TRACTOR: 820 (SN 178090>), John Deere TRACTOR: 820(3 Cyl.) (S/N 178090->), John Deere TRACTOR: 830, John Deere TRACTOR: 830(3 Cyl.), John Deere TRACTOR: 840 (S/N <-437369), John Deere TRACTOR: 920 (S/N 178090->) Associated Items : New Also A-FRM-JD, A-JD-O-OMR48388, A-JD-O-OMT26335, A-JD-S-SM2071, A-SMJD37, A-FRM-JD, A-JD-O-OML29383, A-JD-O-OMR71859, A-JD-O-OMR71859, A-FRM-JD, A-JD-P-PC1289, A-JD-S-TM1051, A-FRM-JD, A-JD-O-OMR50675, A-JD-P-PC1289, A-JD-S-TM1051, A-SMJD37, A-JD-O-OMR71859, A-SMJD202, A-JD-P-PC1539 And : Length: 31.250" Spline: 6