Yamaha F1W-U491K-00-00 Special Bolt is a genuine Yamaha hardware component. It is sized for the factory-specified location on compatible models, helping keep the surrounding assembly secured as Yamaha intended. It is listed for 42 Yamaha model and model-year applications spanning model years 2005–2021.

Key Features

• Purpose: Secures the surrounding assembly at its factory-specified installation point.
• Design: Sized for the specified location, where visually similar hardware can use different dimensions or specifications.
• Fitment: Specified for 42 Yamaha model and model-year applications, listed in the compatibility section below.
• Part Number: Sold as genuine Yamaha part number F1W-U491K-00-00.

Engine & Boat Compatibility

• ER1050 EXR (2021)
• EX1050 EX (2017-2018, 2021)
• EX1050 EX Deluxe (2017-2019, 2021)
• EX1050 EX Sport (2017-2018, 2021)
• EX1050 EXR (2019)
• FA1800 WaveRunner FX SHO (2013-2015)
• FA1800A WaveRunner FX Cruiser SHO (2013-2016)
• FB1800 WaveRunner FX HO (2012-2021)
• FB1800A WaveRunner FX Cruiser HO (2012-2019, 2021)
• FC1800 WaveRunner FX Cruiser SVHO (2016)
• FC1800 WaveRunner FX SVHO (2014-2021)
• FC1800A WaveRunner FX Cruiser SVHO (2014-2015, 2017-2019, 2021)
• FC1800B WaveRunner FX Limited SVHO (2017-2021)
• FX1800 WaveRunner FX Cruiser SHO (2008-2012)
• FX1800 WaveRunner FX SHO (2008-2012)
• FY1800 WaveRunner FX HO (2009-2011)
• FY1800A WaveRunner FX Cruiser HO (2009-2011)
• GP1800 (2017-2018)
• GP1800R HO (2021)
• GP1800R SVHO (2021)
• GX1800 WaveRunner FZR (2009-2016)
• GX1800A WaveRunner FZS (2009-2016)
• VX1050 WaveRunner VX-C (2020-2021)
• VX1050A WaveRunner VX Cruiser (2016, 2019-2021)
• VX1050B WaveRunner VX Deluxe (2016)
• VX1050C WaveRunner VX (2016-2017, 2019-2021)
• VX1050D WaveRunner V1 Sport (2016)
• VX1050E WaveRunner V1 (2016)
• VX1050F WaveRunner VX Limited (2016, 2019-2021)
• VX1100 WaveRunner 1100 Sport (2005-2006)
• VX1100 WaveRunner VX (2007-2008)
• VX1100A WaveRunner 1100 Deluxe (2005-2006)
• VX1100A WaveRunner VX Cruiser (2007-2015)
• VX1100B WaveRunner VX Deluxe (2007-2015)
• VX1100C WaveRunner VX (2015)
• VX1100C WaveRunner VX Sport (2007-2014)
• VX1100D WaveRunner V1 Sport (2015)
• VX1100E WaveRunner V1 (2015)
• VX1800 WaveRunner VX Cruiser HO (2016-2017, 2019-2020)
• VX1800 WaveRunner VX Limited HO (2021)
• VX1800AK WaveRunner VXR (2011-2019)
• VX1800K WaveRunner VXS (2011-2016)

Performance & Real-World Benefits

Missing, corroded, or damaged hardware can leave an assembly loose or improperly secured. Replacing it with the correct part restores the original fastening at that installation point.

Why Choose Yamaha OEM

Fasteners that look similar can differ in thread, length, shoulder, finish, or intended location; matching the Yamaha part number keeps the repair to the factory specification.

FAQ

Q1: Is F1W-U491K-00-00 a genuine Yamaha OEM part?

Yes. This listing is for genuine Yamaha part number F1W-U491K-00-00, intended for the applications listed in the compatibility section.

Q2: How do I confirm this special bolt fits my Yamaha?

Match your exact model and model year to the Engine & Boat Compatibility list above, then verify part number F1W-U491K-00-00 against the applicable Yamaha parts diagram.

Q3: Can I replace this with generic hardware?

For an OEM-style repair, match the Yamaha part number. Fasteners that look similar can differ in thread, length, shoulder, finish, or intended installation location.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.

• Supersessions
  F1W-U491K-01-00