fits make: Yamaha. year: 2003–2020.

( Manufacturer Part Number: 60X-45300-10 ), ( Part Type: Hp Unit ), ( Country/region Of Manufacture: Japan ), ( Stroke: 2-stroke ), ( Engine Hp : 225, 250, 300 )
The Yamaha 60x-45300-10 and 60x45300-10 lower unit is a high-performance gearcase designed for outboard motors with a power output of 225 to 300 horsepower. This lower unit is compatible with Yamaha 60-inch (152.4 cm) outboard engines produced in 2003.
The 60x-45300-10 and 60x45300-10 lower unit features a 1.83:1 gear ratio, which provides excellent acceleration and top-end speed. The unit is constructed from durable materials, including high-strength aluminum alloy and corrosion-resistant stainless steel, ensuring long-lasting performance in harsh marine environments.
The lower unit is equipped with a multi-vented skeg, which provides excellent directional stability and maneuverability. The skeg is also self-adjusting, allowing the lower unit to automatically adjust to changing water conditions.
The 60x-45300-10 and 60x45300-10 lower unit features a high-capacity oil pump, which ensures adequate lubrication to the gears and bearings, reducing wear and extending the life of the unit. The unit is also equipped with a water-lubricated, high-capacity oil cooler, which helps to keep the oil temperature within safe operating limits, even in high-load conditions.
The lower unit is easy to install and maintain, with a quick-disconnect lower unit mount and a removable gearcase cover for easy access to the interior components. The unit is also compatible with Yamaha's digital electronic shift and control (DES-C) system, which provides smooth, precise shifting and improved fuel efficiency.
Overall, the Yamaha 60x-45300-10 and 60x45300-10 lower unit is a high-performance, durable, and reliable gearcase that is ideal for powerboats and jet skis with 225 to 300 horsepower outboard engines. The unit's advanced features, such as the multi-vented skeg and high-capacity oil pump, ensure exceptional performance and long-lasting reliability.
Pros of buying a 60x-45300-10 Yamaha gearcase lower unit (225-300 hp, 2003):1. Reliability: Yamaha is known for producing high-quality marine engines and gearcases. This lower unit is likely to be durable and reliable.
2. Power: With a 225-300 horsepower rating, this gearcase lower unit provides plenty of power for high-speed boating and water sports.
3. Compatibility: The 60x-45300-10 lower unit is compatible with a wide range of Yamaha outboard engines, making it a versatile option for boat owners.
4. Reputation: Yamaha has a strong reputation in the marine industry, which can provide peace of mind when making a purchase.
Cons of buying a 60x-45300-10 Yamaha gearcase lower unit (225-300 hp, 2003):1. Age: The lower unit is over 18 years old, which may mean it has some wear and tear that could require repairs or maintenance.
2. Availability of parts: Older parts can be harder to find and may require special ordering, which could lead to longer wait times for repairs or replacements.
3. Cost: The price of the lower unit may be higher than newer models with similar features, due to its age and reputation.
4. Compatibility with accessories: Older parts may not be compatible with the latest accessories or upgrades, which could limit the customization options for the boat.
Conclusion:The 60x-45300-10 Yamaha gearcase lower unit (225-300 hp, 2003) is a reliable and powerful option for boat owners who value durability and a strong reputation. However, its age means it may require more maintenance and repairs than newer models, and its cost may be higher. Additionally, its compatibility with accessories may be limited. Ultimately, whether this lower unit is a good fit for a particular boat owner will depend on their specific needs, budget, and preferences.
Recommendation:If a boat owner is looking for a reliable and powerful lower unit with a strong reputation, the 60x-45300-10 Yamaha gearcase lower unit (225-300 hp, 2003) could be a good option. However, they should carefully consider the potential costs and limitations of an older part, and weigh those against the benefits of its reliability and power. It may be worth considering newer models with similar features that may be more cost-effective and easier to maintain.
We just checked and serviced it including changed oil, pressure vacuum tested. This lower unit is in excellent condition. Off the price of a new lower.