# 61A-4389H-01 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part

🔧 Product Description

  

Genuine Yamaha O-Ring - Part Number: 61A-4389H-01-00

  

A genuine Yamaha OEM O-ring used in Yamaha outboard assemblies where part number 61A-4389H-01-00 is specified. This sealing ring is commonly listed on Yamaha F200, F225, F250 and F300 model-family diagrams and is used to maintain pressure and fluid sealing in the matching assembly.

  

⚙️ Key Features

  

• Genuine Yamaha OEM O-ring

• Correct Yamaha part number 61A-4389H-01-00

• Precision sealing ring for Yamaha outboard assemblies

• Used on selected F200, F225, F250 and F300 applications

• Helps prevent fluid leakage and pressure loss

  

🔄 Supersession & Cross Reference

  

OEM Supersession Chain:

  

• 61A-4389H-01-00 Yamaha O-ring reference

• 61A-4389H-01 short Yamaha O-ring format

  

OEM / Related Numbers:

  

• 61A-4389H-01-00

• 61A-4389H-01

• 61A4389H0100

• 61A4389H01

  

Aftermarket / Verified Equivalents:

  

• No aftermarket equivalent

  

🚤 Compatibility

  

Commonly used on:

  

• Yamaha high-output outboard assemblies using 61A-4389H-01-00

• Yamaha F200 / F225 / F250 / F300 model-family applications where this O-ring is listed

  

Typically suits:

  

• Engine models:

• Yamaha F200XA applications where 61A-4389H-01-00 is specified

• Yamaha F225NCA applications where 61A-4389H-01-00 is specified

• Yamaha F225XA applications where 61A-4389H-01-00 is specified

• Yamaha F225XCA applications where 61A-4389H-01-00 is specified

• Yamaha F250NCA applications where 61A-4389H-01-00 is specified

• Yamaha F250TUR / F250TXR applications where 61A-4389H-01-00 is specified

• Yamaha F250UA / F250UCA applications where 61A-4389H-01-00 is specified

• Yamaha F300 model-family applications where the Yamaha diagram lists 61A-4389H-01-00

  

• HP Range: commonly 200HP - 300HP where specified

• Engine Type: Yamaha four-stroke outboard

• Year Range: model-specific F200 / F225 / F250 / F300 applications

• Component Type: Sealing O-ring

  

🔌 Function

  

The O-ring seals the matching Yamaha assembly to prevent fluid leakage, pressure loss or water intrusion depending on its installation location.

  

Common signs of failure or service need:

  

• Fluid seepage around the sealed joint

• O-ring flattened, cut or hardened

• Seal damage during disassembly

• Pressure loss in the serviced assembly

• Water or oil residue near the sealing point

• Required replacement whenever the sealed component is removed

  

📦 Condition

  

• Genuine Yamaha part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 4.0 AUD
- **Vendor:** Yamaha
- **Tags:** Yamaha Marine Parts | Outboard Engine Parts & Components

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 4.00 AUD | In stock |

## Images

- 61A-4389H-01 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part
- 61A-4389H-01 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/61a-4389h-01-o-ring)
> Updated: 2026-07-11