Replace OEM:

Ariens: 21546446

AYP: 195945, 197473, 532195945

Husqvarna: 195945, 197473, 532195945, 532197473

Snapper: 705115, 709731

Fit Models:

AYP: some 42" and 46" decks

Notes:

12 point splined ID

OD: 6 1/4"  Height: 7/8"