18-3732 Sierra Yamaha Outboard Prop Nut Manufacturer : Sierra Part Number: 18-3732 Condition: New Cross References: SIE 3732, SIE18-3732, 01-1859, 1443-1901, 14431901 Replaces: Yamaha 90171-16011-00, 95307-16900-00 (verify fitment using your model or serial number)
