Yamaha BW3-21103-00-00 - Side Member Sub-Assembly 2 is a genuine Yamaha part. This frame part provides the structural mounting base for the components attached to it. Confirm part number BW3-21103-00-00 against your Yamaha parts diagram before ordering.

---

Key Features & Benefits

• Forms part of the vehicle's load-bearing structure.
• Provides mounting points for attached components.
• Replaces a bent, cracked, or corroded frame component.
• The 2 in the name separates this part from others that share the same name, so order by part number BW3-21103-00-00.
• Sold under Yamaha part number BW3-21103-00-00.

---

Frequently Asked Questions

What is the Yamaha Side Member Sub-Assembly 2 (BW3-21103-00-00)?

The Side Member Sub-Assembly 2 is a genuine Yamaha part sold under part number BW3-21103-00-00. It is a structural part that carries loads and locates the components mounted to it.

Why is there a 2 in the name Side Member Sub-Assembly 2 (BW3-21103-00-00)?

Yamaha adds numbers to parts that share a name so each one can be told apart. The 2 does not indicate quantity, so order by the full part number BW3-21103-00-00 rather than by name.

Should a damaged Side Member Sub-Assembly 2 (BW3-21103-00-00) be repaired or replaced?

A bent or cracked structural part like the Side Member Sub-Assembly 2 affects how attached components align and carry load. Replacing it with genuine part BW3-21103-00-00 restores the original structure.

---

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.