Yamaha 5S9-H3987-00-00 - Switch Lower Case is a genuine Yamaha part. It replaces a cracked, broken, or missing cover in its factory location. Ordering by part number 5S9-H3987-00-00 ensures you receive the exact component Yamaha lists for its location.

---

Key Features & Benefits

• Replaces a cracked, scratched, or missing cover.
• Mounts in the factory location using the original mounting points.
• Encloses and shields the components behind it.

---

Frequently Asked Questions

What part does Yamaha number 5S9-H3987-00-00 refer to?

Yamaha number 5S9-H3987-00-00 identifies the Switch Lower Case, a genuine Yamaha part. It is a cover that encloses or shields the components beneath it.

What does the Switch Lower Case (5S9-H3987-00-00) protect?

The Switch Lower Case encloses the components behind it in the location shown for part 5S9-H3987-00-00 in the Yamaha parts diagram, helping shield them from debris, moisture, and contact.

Is the Switch Lower Case (5S9-H3987-00-00) replaceable on its own?

Yes. Part 5S9-H3987-00-00 is listed as an individual replacement, so a cracked or missing Switch Lower Case can be replaced without changing neighboring parts.

---

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.