This is a A-R56548 Plate, PTO Clutch & Brake PN: R56548Main Description As Following : A-R56548 Plate, PTO Clutch & Brake P.N: R56548 Inside Diameter: 5.440"Outside Diameter: 7.770" Crossed From: AMR56548 , , R81922 JOHN DEERE , WN-R56548 , , WNR56548 , , 1412-6048 , , 14126048 , Found in Section & Models : Transmission & Rear Axle > Clutch Plates: Clutch and PTO, John Deere GRADER: 770A, John Deere GRADER: 770B, John Deere GRADER: 770BH, John Deere GRADER: 772A, John Deere GRADER: 772B, John Deere GRADER: 772BH, John Deere SKIDDER: 540E, John Deere SKIDDER: 548E, John Deere SKIDDER: 640E, John Deere SKIDDER: 640G, John Deere SKIDDER: 648E, John Deere SKIDDER: 648G, John Deere SKIDDER: 740G, John Deere SKIDDER: 748E, John Deere SKIDDER: 748G, John Deere TRACTOR: 4050 (w/ powershift), John Deere TRACTOR: 4240 (w/ powershift), John Deere TRACTOR: 4250 (w/ powershift), John Deere TRACTOR: 4430 (w/ powershift, SN 044989->), John Deere TRACTOR: 4440 (w/ powershift) Associated Items : New Also A-JD-O-OMR65460, A-SMJD202, A-FRM-JD, A-JD-O-OMR65532, A-JD-P-PC1295, A-JD-S-TM1057, A-JD-S-TM1172, A-SMJD50, A-JD-O-OMR65461, A-JD-S-TM1182, A-SMJD202, A-JD-O-OMR48272, A-JD-P-PC1229, A-JD-S-TM1030, A-SMJD203, A-JD-O-OMR65463, A-SMJD202, A-JD-O-OMRW16854, A-JD-O-OMR65463, A-SMJD202 And : Inside Diameter: 5.440" Outside Diameter: 7.770"