This is a A-R43318 Shaft, Load Control (Ref. 1) PN: R43318Main Description As Following : A-R43318 Shaft, Load Control (Ref. 1) P.N: R43318 Dim A (1): 20.06" LongDim B (2): 1.300" Dia. Crossed From: WN-R43318 , , WNR43318 , Found in Section & Models : Hitch & Drawbar Parts > Load Control Shaft Parts, John Deere TRACTOR: 4520, John Deere TRACTOR: 4620, John Deere TRACTOR: 7020 (SN<-2699), John Deere TRACTOR: 7520 (SN<-1571) Associated Items : New Also This is An Aftermarket Product And : Diameter: 1.300" Length: 20.06"