fits make: Yamaha. year: 1995–2008.

( Manufacturer Part Number: 63D-45300-14-8D ), ( Part Type: Unit ), ( Stroke: 2-stroke ), ( Engine Hp : 40, 50 ), ( Lower Unit Assembly: 63d-45300-11-4d ), ( Country/region Of Manufacture: Japan ), ( Lower Unit: 63d-45300-10-4d )
The Yamaha 63D-45300-14-8D Lower Unit Gearcase is a high-quality marine component designed for outboard motors with a power output of 40-50 horsepower. This lower unit, specifically model 63D-45300, is a crucial part of your 1995-2008 Yamaha 2-stroke outboard engine, providing the necessary power and propulsion for your watercraft.
The Yamaha 63D-45300-14-8D Lower Unit Gearcase is constructed with durable materials, ensuring long-lasting performance and reliability. The gearcase features a robust and efficient design, with a 1.43:1 gear ratio, providing excellent acceleration and top-end speed for your boat. The unit also incorporates a high-capacity oil pump, ensuring efficient lubrication of critical components for optimal performance and extended engine life.
The lower unit is equipped with a heavy-duty, corrosion-resistant propeller shaft, ensuring smooth and reliable power transfer from the engine to the propeller. The propeller hub is made of high-strength materials, ensuring secure and reliable propeller attachment. The unit also includes a high-quality, adjustable gear case vent, allowing for easy adjustment and maintenance.
In addition to its robust construction and efficient design, the Yamaha 63D-45300-14-8D Lower Unit Gearcase is also easy to install and maintain. The unit comes with detailed installation instructions, making it simple for even the most novice of boat owners to install. Regular maintenance, such as oil changes and propeller checks, can be easily performed with the included tools and accessories.
In summary, the Yamaha 63D-45300-14-8D Lower Unit Gearcase is a high-quality, durable, and efficient marine component, designed to provide superior performance and reliability for your 1995-2008 Yamaha 2-stroke outboard engine. With its robust construction, efficient design, and easy maintenance, this lower unit is an excellent choice for boat owners looking to upgrade or replace their existing unit.
Pros of buying Yamaha 63D-45300-14-8D Lower Unit Gearcase:1. Reliability: Yamaha is known for its durability and reliability, which is a significant advantage when it comes to lower unit gearcases.
2. Power: This gearcase is designed for 40-50hp 2-stroke outboard engines, ensuring ample power for your watercraft.
3. Compatibility: The Yamaha 63D-45300-14-8D lower unit gearcase is compatible with various models and years within the Yamaha 63-Series, which can increase your resale value if you ever decide to sell.
4. Availability: Parts for Yamaha outboards are generally widely available, making replacement or repairs more accessible.
Cons of buying Yamaha 63D-45300-14-8D Lower Unit Gearcase:1. Cost: This gearcase, like many high-quality parts, can be expensive. Be sure to research and compare prices from different vendors to ensure you're getting a fair deal.
2. Potential compatibility issues: Although the 63D-45300-14-8D is compatible with several Yamaha models, there might be a few exceptions. Make sure to double-check the compatibility with your specific watercraft before purchasing.
3. Limited customization options: Since this is a lower unit gearcase, it may not offer as much customization as some other parts.
Conclusion:The Yamaha 63D-45300-14-8D lower unit gearcase is a solid investment for those looking for a reliable, powerful, and durable lower unit for their 40-50hp 2-stroke outboard engine. While it may be more expensive than some alternatives, the quality and performance it provides can be worth the cost. However, it's essential to thoroughly research compatibility and compare prices before making a purchase to ensure it's the right option for you.
Recommendation:If you're in the market for a new lower unit gearcase for your Yamaha outboard, the 63D-45300-14-8D is a solid choice. However, take the time to research and compare prices to ensure you're getting a fair deal. Additionally, verify that it's compatible with your specific watercraft to avoid any potential issues down the road.
Very nice lower unit. The unit came from a party barge with very little use. Lower unit from a 2002 Yamaha 50hp two stroke outboard. Drive shaft a little over 22 from top of unit.
No slack in drive shaft or prop. No water or metal in gear oil when drained. Shifts easily. Shown in last photo.
Ships lower 48 US only.