Shop by Brand Yamaha OutboardGear Back Gear 63V-45571-00(27T) Viewer:1285 OEM No.: 63V-45571-00 For YAMAHA outboard 9.9, 15 HP You May Also Be Interested In Gear 676-42151-00-94/676-42151-00-00(16T) Gear 6A8-45551-00(13T) Connecting Rod 629-813269/813269 Spark Plug 09482-00375-000/B8HS-10