Yamaha GJ1-U8K31-03-00 Sensor Speed is a genuine Yamaha electrical component. It is designed for the factory wiring, sensing, starting, charging, or control system on compatible models. It is listed for 17 Yamaha model and model-year applications spanning model years 1995–2012.

Key Features

• Purpose: Integrates with the factory Yamaha electrical system on the listed applications.
• Design: Electrical parts can share a similar appearance while using different connectors or calibration.
• Fitment: Specified for 17 Yamaha model and model-year applications, listed in the compatibility section below.
• Part Number: Sold as genuine Yamaha part number GJ1-U8K31-03-00.

Engine & Boat Compatibility

• FX1000 FX140 (2003-2004)
• FX1000A FX140 Cruiser (2002-2004)
• FX1800 WaveRunner FX Cruiser SHO (2012)
• GP800A WaveRunner GP800R (2001-2005)
• GP1200 WaveRunner GP1200 (2000-2002)
• GP1300 WaveRunner GP1300R (2003-2008)
• RA700A WaveRaider Deluxe (1995)
• RA760 WaveRaider 760 (1996)
• RA1100 WaveRaider 1100 (1995-1996)
• SV1200 WaveRunner SUV1200 (1999-2004)
• WVT700 WaveVenture 700 (1995-1996)
• WVT760 WaveVenture 760 (1997)
• WVT1100 WaveVenture 1100 (1996-1997)
• XA800 WaveRunner XL800 (2000-2001)
• XA1200 WaveRunner XL12 LTD (1999-2000)
• XL760 WaveRunner XL760 (1998-1999)
• XL1200 WaveRunner XL1200 (1998)

Performance & Real-World Benefits

When Yamaha service information identifies this component as the fault, replacing it with the specified part restores the factory electrical connection and function.

Why Choose Yamaha OEM

Exact part-number fitment avoids incompatible connectors or system applications that a look-alike electrical part may introduce.

FAQ

Q1: Is GJ1-U8K31-03-00 a genuine Yamaha OEM part?

Yes. This listing is for genuine Yamaha part number GJ1-U8K31-03-00, intended for the applications listed in the compatibility section.

Q2: How do I confirm this sensor speed fits my Yamaha?

Match your exact model and model year to the Engine & Boat Compatibility list above, then verify part number GJ1-U8K31-03-00 against the applicable Yamaha parts diagram.

Q3: Should electrical diagnosis be completed before replacing this part?

Yes. When practical, follow Yamaha diagnostic procedures and verify related wiring, connectors, fuses, grounds, and system conditions before replacing electrical components.

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
  GJ1-U8K31-02-00, GJ1-U8K31-01-00, GJ1-U8K31-00-00