This is a A-T159474 Plate, Parking Brake PN: T159474Main Description As Following : A-T159474 Plate, Parking Brake P.N: T159474 Inside Diameter: 4.312"Outside Diameter: 5.823"Tang Width: .984"Tangs: 8Thickness: .156" Crossed From: 1402-2017 , Found in Section & Models : Transmission & Rear Axle > Brake Disc and Plates, 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, 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, John Deere BACKHOE: 315SG, John Deere BACKHOE: 315SJ, John Deere BACKHOE: 315SK, John Deere BACKHOE: 315SL, John Deere BACKHOE: 325J Associated Items : New Also This is An Aftermarket Product And : Inside Diameter: 4.312" Outside Diameter: 5.823" Tang Width: .984" Tangs: 8