This is a A-R28811 Ring Gear, Flywheel PN: R28811Main Description As Following : A-R28811 Ring Gear, Flywheel P.N: R28811 Used w/ A-AR40565 & A-AR48294 flywheels.Dim A (1): 129 TeethDim B (2): 16.353" O.D.Dim C (3): 15.171" I.D.Dim D (4): .562" Wide Replaces: T28811 JOHN DEERE , VPC4210 VAPORMATIC , Crossed From: AMR28811 , , CPC4247 VAPORMATIC , HR28811 , , TP-R28811 , , WN-R28811 , , WNR28811 , , 103942 , , 1409-5498 , Found in Section & Models : Engine Parts > Flywheels and Ring Gears, John Deere ARTICULATED DUMP TRUCK: 250D, John Deere ARTICULATED DUMP TRUCK: 260E, John Deere ARTICULATED DUMP TRUCK: 300D, John Deere ARTICULATED DUMP TRUCK: 310E, John Deere ARTICULATED DUMP TRUCK: 410E, John Deere BACKHOE: 310G, John Deere BACKHOE: 310J, John Deere BACKHOE: 310K, John Deere BACKHOE: 310K EP, John Deere BACKHOE: 310L, John Deere BACKHOE: 310L EP, John Deere BACKHOE: 310SE (4.5D & 4.5T, w/ 4.5L OEM Eng Code 4801), John Deere BACKHOE: 310SG, John Deere BACKHOE: 310SJ, John Deere BACKHOE: 310SK, John Deere BACKHOE: 310SL, John Deere BACKHOE: 310SL HL, John Deere BACKHOE: 315SE (4.5D & 4.5T, w/ 4.5L OEM Eng Code 4801), John Deere BACKHOE: 315SG, John Deere BACKHOE: 315SJ Associated Items : New Also This is An Aftermarket Product And : High Quality Afternaket Shipped from Both US and Canada