This is a A-T121280 Seal, V-Ring PN: T121280Main Description As Following : A-T121280 Seal, V-Ring PN: T121280 Found in Section & Models : Headers/Platforms/Feeder House > Feeder House Parts, John Deere FORAGE HARVESTER: 8100 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 8200 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 8300 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 8400 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 8500 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 8600 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 8700 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 9600 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 9700 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 9800 (LH Feedroll Arm), John Deere FORAGE HARVESTER: 9900 (LH Feedroll Arm), Hydraulic System Parts > Miscellaneous, John Deere TRACTOR: 8100, John Deere TRACTOR: 8110, John Deere TRACTOR: 8120, John Deere TRACTOR: 8130, John Deere TRACTOR: 8200, John Deere TRACTOR: 8210, John Deere TRACTOR: 8220, John Deere TRACTOR: 8225R, John Deere TRACTOR: 8230 Associated Items : New Also A-JD-O-OMR65222, A-JD-S-TM1143 And : Inside Diameter: 1.89" Outside Diameter: 2.283" Width: .35"