INCLUDES: MOUNTING GASKETS AND O-RINGS; DOME SHAPED 74 TOOTH, 7 7/8" DIAMETER GEAR WITH ANGLED TEETH OEM #: 6I3890-OR4120, 10R0483, 6I3890-OR8218E CASTING #: 100-7479 & 9N5034-01 TEETH: 74 DIAMETER: 7 7/8"