Shop by Brand Yamaha OutboardGear Back Gear 63V-45571-00(27T) Viewer:1286 OEM No.: 63V-45571-00 For YAMAHA outboard 9.9, 15 HP You May Also Be Interested In Forward Gear 69W-45560-00-00(24T) Gear, Forward 67F-45560-00-00(30T) Plunger, Shift 688-45635-00-00 Bearing 3C8-60213-0