This is a A-631106819 Kit Incls: 5163936 P. Plate, 5163937 Trans & 5144741 PTO Disc, spring loaded PN: 631106819Main Description As Following : A-631106819 Kit Incls: 5163936 P. Plate, 5163937 Trans & 5144741 PTO Disc, spring loaded P.N: 631106819 Spline Count: 16Spline Diameter: 1.750" Found in Section & Models : Clutch Parts > Double Clutch, Allis-Chalmers TRACTOR: 6080 (w/ Captive Metallic Spring Loaded Disc), Fiat TRACTOR: A-100DT, Fiat TRACTOR: A-100S, Fiat TRACTOR: A-110DT, Fiat TRACTOR: A-110S, Fiat TRACTOR: A-90DT, Fiat TRACTOR: A-90S, Fiat TRACTOR: 100-90, Fiat TRACTOR: 100-90DT, Fiat TRACTOR: 110-90, Fiat TRACTOR: 110-90DT, Fiat TRACTOR: 880, Fiat TRACTOR: 880-4, Fiat TRACTOR: 880-5, Fiat TRACTOR: 880-5DT, Fiat TRACTOR: 880DT, Fiat TRACTOR: 90-90, Fiat TRACTOR: 90-90DT, Fiat TRACTOR: 980, Fiat TRACTOR: 980DT Associated Items : New Also A-AC-O-606080D, A-AC-O-60706080, A-AC-P-6080, A-AC-S-6060, A-FI-S-55-90, A-FI-S-55-90, A-FI-S-780, A-FI-S-780, A-FI-S-780, A-FI-S-55-90, A-FI-S-780, A-FI-S-780, A-FRM-FOMM, A-MM-P-SUBLIST, A-MM-P-UNIVERSAL, A-OL-P-13651370, A-OL-S-13551365 And : Spline Count: 16 Spline Diameter: 1.750"