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Yamaha F225–F300 Lower Unit | V6 4.2L 4-Stroke (2010–2020) | 25″/30″ Shaft | New & Remanufactured | 1-Year Warranty
Original price was: $4,780.00.$4,199.00Current price is: $4,199.00.
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- Unsure about compatibility? Our team can verify the perfect fit for your Yamaha model.
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Description
Upgrade or replace your Yamaha outboard’s lower unit with this high-quality OEM-style Yamaha F225–F300 V6 4.2L 4-Stroke Lower Unit, designed for 2010–2020 models.
Perfectly compatible with F225, F250, and F300 engines, this unit ensures smooth power delivery, superior strength, and long-term reliability.
Choose between 25″ or 30″ shafts and select new or remanufactured options — both meeting or exceeding factory standards and backed by a 1-year warranty.
Each lower unit arrives fully assembled, pressure-tested, and ready for direct installation without any modification.
Product Specifications
| Specification | Details |
|---|---|
| Product Name | Yamaha F225–F300 V6 4.2L 4-Stroke Lower Unit |
| Product Code / SKU | YA-G6-30 |
| Compatible Engines | Yamaha F225, F250, F300 V6 4.2L 4-Stroke |
| Horsepower Range | 225HP – 300HP |
| Year Range | 2010 – 2020 |
| Shaft Length Options | 25″ and 30″ |
| Style | OEM-Equivalent / Spanner-Nut Style |
| Condition | New or Remanufactured |
| Warranty | 1 Year |
| Included | Fully Assembled Lower Unit (Ready to Install) |
| Usage | Compatible with Freshwater & Saltwater |
| Installation | Direct OEM Fit – No Modifications Required |
Why Choose the Yamaha F225–F300 Lower Unit
- OEM Precision Fit – Designed to fit perfectly with Yamaha’s 4.2L V6 4-Stroke outboards (F225, F250, F300).
- Powerful Performance – Ensures smooth shifting, optimal torque transfer, and reliable high-speed performance.
- Built for Durability – Reinforced housing and premium marine coatings protect against corrosion and wear.
- 25″ & 30″ Shaft Options – Compatible with both long and extra-long shaft configurations.
- New or Remanufactured Options – Choose according to your needs and budget — both built to strict OEM specs.
- Fully Assembled & Tested – Delivered ready to install with all key internal components included.
- 1-Year Warranty – Guaranteed peace of mind and protection for your investment.
Frequently Asked Questions – Yamaha F225–F300 V6 4.2L 4-Stroke Lower Unit (2010–2020)
1. Which Yamaha outboard models are compatible with this F225–F300 lower unit?
This lower unit is compatible with Yamaha F225, F250, and F300 V6 4.2L 4-stroke outboards manufactured from 2010 to 2020. It supports both 25” and 30” shaft lengths and fits OEM specifications for direct bolt-on installation.
2. What are the key features of the Yamaha F225–F300 lower unit?
The lower unit features a reinforced housing with marine-grade corrosion protection, precise gear alignment for smooth shifting, and compatibility with both freshwater and saltwater environments. The OEM-equivalent spanner-nut style design ensures durability and reliable performance under high power and speed conditions.
3. What is the difference between new and remanufactured lower units for these Yamaha models?
The new version is assembled using all factory-new components for maximum longevity. The remanufactured option is rebuilt from genuine Yamaha cores with all critical parts inspected or replaced to meet OEM standards. Both come with a 1-year warranty, ensuring quality and reliability.
4. How should I maintain the Yamaha F225–F300 lower unit to ensure long service life?
Regular maintenance includes changing gear oil every 100 hours or at least annually, inspecting seals for leaks, and applying marine grease to protect moving parts. After using the boat in saltwater, flushing the lower unit with fresh water prevents corrosion and extends component life.
5. Is installation of the Yamaha F225–F300 lower unit complicated?
No, installation is straightforward. This lower unit is a direct OEM replacement that fits perfectly with no modifications needed. It arrives fully assembled and ready to install, and using Yamaha marine gear oil during installation is recommended for optimal performance.
Looking for other models or gear ratios?
Browse all Yamaha Lower Units here — find compatible options for 40HP, 60HP, 115HP, 150HP, and more Yamaha outboards.
Additional information
| Weight | 90 lbs |
|---|---|
| Dimensions | 23 × 13 × 31 in |
| Product Type |
New ,REMAN |
| Ratio/Shaft |
4-Stroke / 25" Shaft ,4-Stroke / 30" Shaft |
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