$2,000.00Original price was: $2,000.00.$1,800.00Current price is: $1,800.00.
The Yamaha F150 20 Lower Unit Gearcase delivers dependable 150 HP performance with four-stroke engine efficiency and smooth, quiet running. Whether you’re repowering a fishing boat, family cruiser, or work vessel, it offers the acceleration, fuel economy, and durability serious boaters expect.
Key highlights:
150 HP Yamaha power for confident acceleration and cruising
Four-stroke engine with electronic fuel delivery for efficiency and reliability
Corrosion-resistant, marine-grade construction built to last
Backed by Shop Outboard Motors — authorized dealer, fast nationwide shipping, financing available
Order from Shop Outboard Motors — an authorized dealer offering competitive prices, 2–5 day nationwide shipping, secure checkout, financing, and trade-in acceptance on your current motor.
Yamaha F150 20 Lower Unit Gearcase: Power, Efficiency & Reliability on the Water
Meet the Yamaha F150 20 Lower Unit Gearcase — a marine powerplant engineered to make every hour on the water count. With four-stroke engine engineering and proven Yamaha craftsmanship, it pairs strong acceleration with the fuel economy today’s boaters expect.
Shop Outboard Motors is your trusted source for genuine outboards: authorized dealer status, 2–5 day nationwide shipping, financing on approved credit, and trade-ins welcome on your current motor. Brand new and factory-sealed, it arrives ready for installation and years of dependable service.
Key Features of the Yamaha F150 20 Lower Unit Gearcase
1. 150 HP of Proven Yamaha Power
The F150 delivers 150 horsepower for confident hole shots, strong mid-range punch, and steady cruising, whether you’re fishing, towing, or cruising open water.
2. Advanced Four-Stroke Efficiency
Powered by a refined four-stroke engine, this motor offers an excellent balance of power-to-weight, smooth running, and lower emissions — ideal for long days on the water.
3. Shaft Length Matched to Your Transom
The 20 inches (L). This is the “Long” shaft model, designed for a standard transom height. shaft length suits shorter transoms and deeper hulls, ensuring proper water intake, cooling, and propeller bite for confident handling.
4. Built for the Marine Environment
Every component is engineered for life on the water, with corrosion protection that keeps the engine looking and running like new, even in saltwater.
5. Quiet, Smooth, Low-Maintenance Operation
Precision balancing and advanced noise reduction keep vibration and sound to a minimum, while straightforward service points make routine maintenance quick and easy.
F150 Specifications
Horsepower: 150 HP.
Shaft Length: 20 inches (L). This is the “Long” shaft model, designed for a standard transom height.
Why Buy from Shop Outboard Motors?
Shop Outboard Motors is an authorized outboard dealer offering competitive pricing, secure checkout, and fast nationwide shipping in 2–5 business days. Financing applications are available, and we accept trade-ins on your current motor — regardless of age or brand. Our team of marine specialists is ready to help you choose the right rigging and answer any technical questions.
Frequently Asked Questions About the Yamaha F150 20 Lower Unit Gearcase
Can I install this outboard myself?
Experienced DIYers can handle basic bolt-on installation, but professional rigging is recommended for steering, controls, and gauges to ensure warranty compliance and safe operation.
Is this lower unit tested before shipping?
Yes. Each unit is vacuum and pressure tested to confirm seal integrity, and the gear oil is inspected or replaced so it arrives ready to install.
What rotation does this lower unit have?
This unit is configured for standard right-hand rotation. If you need the opposite rotation, contact us — we stock both standard and counter-rotation gearcases.
Will this lower unit fit my engine?
Compatibility is listed in the product specifications (model and year range). Send us your engine’s model and serial number and we’ll confirm fitment before you order.
Is a reconditioned lower unit reliable?
A properly reconditioned unit — serviced with new seals, oil, and impeller, then pressure tested — performs like new at a much lower cost, and it’s a proven solution for gearcase damage.
How do I install a replacement lower unit?
Installation is straightforward: drain the old unit, unbolt it from the midsection, transfer the water tube if needed, and torque the new unit to spec. A service manual for your engine model helps, and professional installation is always an option.
