
Yamaha 6EH-45300-03-NA - Lower Unit Assembly
Yamaha 6EH-45300-03-NA - Lower Unit Assembly
OEM Yamaha Replacement Part | Complete Lower Unit Assembly | Durable Construction | Part #6EH-45300-03-NA
The Yamaha 6EH-45300-03-NA Lower Unit Assembly is a genuine OEM component designed and manufactured by Yamaha to meet the highest standards of quality and reliability. Built with marine-grade alloys and advanced corrosion protection, this lower unit delivers smooth power transfer, efficient performance, and long-lasting durability in both saltwater and freshwater environments.
This is a complete lower unit assembly, engineered for a direct OEM replacement experience. Whether you are repairing damage, addressing wear and tear, or restoring performance, choosing an authentic Yamaha lower unit ensures proper function and lasting value.
â ïž Important Fitment Note: Yamaha lower units are highly specific to outboard model, year, shaft length, and rotation. To ensure proper compatibility, always verify this part number (6EH-45300-03-NA) with your outboardâs model and serial number before purchasing.
Key Features:
- Genuine OEM Yamaha Part â Factory original replacement ensures reliability and performance.
- Complete Lower Unit Assembly â Provides housing and internal gear components in one package.
- Durable Marine-Grade Construction â Built to withstand the harshest marine environments.
- Smooth and Efficient Operation â Precision-engineered gears for consistent performance.
- Advanced Corrosion Protection â Coatings and alloys designed for saltwater and freshwater use.
- Direct OEM Quality â No aftermarket compromise; built to Yamahaâs exact standards.
- Part Number â 6EH-45300-03-NA.
The Yamaha Lower Unit Assembly â 6EH-45300-03-NA is the trusted choice when restoring your Yamaha outboardâs performance and reliability.
Frequently Asked Questions
Q: Is this an OEM Yamaha part?
A: Yes. This is a genuine Yamaha part, part number 6EH-45300-03-NA.
Q: Whatâs included with this assembly?
A: This is a complete lower unit assembly. Additional hardware, seals, oil, and propeller components may be sold separately.
Q: How do I confirm compatibility with my engine?
A: Compatibility depends on your engineâs model and serial number. Please confirm with your Yamaha dealer or parts professional before ordering.
Original: $3,607.91
-70%$3,607.91
$1,082.37Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Yamaha 6EH-45300-03-NA - Lower Unit Assembly
OEM Yamaha Replacement Part | Complete Lower Unit Assembly | Durable Construction | Part #6EH-45300-03-NA
The Yamaha 6EH-45300-03-NA Lower Unit Assembly is a genuine OEM component designed and manufactured by Yamaha to meet the highest standards of quality and reliability. Built with marine-grade alloys and advanced corrosion protection, this lower unit delivers smooth power transfer, efficient performance, and long-lasting durability in both saltwater and freshwater environments.
This is a complete lower unit assembly, engineered for a direct OEM replacement experience. Whether you are repairing damage, addressing wear and tear, or restoring performance, choosing an authentic Yamaha lower unit ensures proper function and lasting value.
â ïž Important Fitment Note: Yamaha lower units are highly specific to outboard model, year, shaft length, and rotation. To ensure proper compatibility, always verify this part number (6EH-45300-03-NA) with your outboardâs model and serial number before purchasing.
Key Features:
- Genuine OEM Yamaha Part â Factory original replacement ensures reliability and performance.
- Complete Lower Unit Assembly â Provides housing and internal gear components in one package.
- Durable Marine-Grade Construction â Built to withstand the harshest marine environments.
- Smooth and Efficient Operation â Precision-engineered gears for consistent performance.
- Advanced Corrosion Protection â Coatings and alloys designed for saltwater and freshwater use.
- Direct OEM Quality â No aftermarket compromise; built to Yamahaâs exact standards.
- Part Number â 6EH-45300-03-NA.
The Yamaha Lower Unit Assembly â 6EH-45300-03-NA is the trusted choice when restoring your Yamaha outboardâs performance and reliability.
Frequently Asked Questions
Q: Is this an OEM Yamaha part?
A: Yes. This is a genuine Yamaha part, part number 6EH-45300-03-NA.
Q: Whatâs included with this assembly?
A: This is a complete lower unit assembly. Additional hardware, seals, oil, and propeller components may be sold separately.
Q: How do I confirm compatibility with my engine?
A: Compatibility depends on your engineâs model and serial number. Please confirm with your Yamaha dealer or parts professional before ordering.










