All of our new parts are aftermarket replacements. Compatible with Allis Chalmers Tractor(s) 6080. Compatible with FIAT Tractor(s) 90-90, 100-90, 110-90, 880, 980. Compatible with Ford Tractor(s) 7530. Compatible with Hesston Tractor(s) 90-90, 100-90, 110-90, 480-8, 880, 980. Compatible with Minneapolis Moline Tractor(s) G450. Replaces OEM Number(s) 331013110, D2093915, 5144740. Clutch Hub Diameter: 1.77. Clutch Type: 6 Pad. All States Ag Parts Item No.