Included spacers must be used during installation between Flywheel and Pressure Plate.Includes: 1273243 (PPA) & M3282561N (Transmission Disc)The D2101481NU 7-1/4" Diaphragm Clutch Unit - New fits equipment brands such as: Allis Chalmers, Deutz, Massey Ferguson, MitsubishiThe D2101481NU is a substitute for the following discontinued products: D2101481