This is a A-T159409 Plate, Service Brake, 3MM PN: T159409Main Description As Following : A-T159409 Plate, Service Brake; 3MM P.N: T159409 Inside Diameter: 5.993"Outside Diameter: 9.585"Replaces: 0887028, AT321803Teeth: 81Thickness: .119" Crossed From: 1402-2014 , , 14022014 , 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: 310SE, John Deere BACKHOE: 310SG, John Deere BACKHOE: 315SE, John Deere BACKHOE: 315SG, John Deere BACKHOE: 410E, John Deere BACKHOE: 410G, John Deere EXCAVATOR: 180CW, John Deere EXCAVATOR: 210CW, John Deere FORKLIFT: 485E, John Deere FORKLIFT: 486E, John Deere FORKLIFT: 488E, John Deere INDUSTRIAL/CONSTRUCTION: 210LE, John Deere INDUSTRIAL/CONSTRUCTION: 310E Associated Items : New Also This is An Aftermarket Product And : Inside Diameter: 5.993" Outside Diameter: 9.585" Replaces: 0887028, AT321803 Teeth: 81