Mercury – Bravo I Propeller | 15.25" Diameter x 30" Pitch | Left-Hand Rotation | 4-Blade | Stainless Steel | Polished Finish | 8M0151218

Overview

There’s a unique satisfaction that comes when you open up the throttle and your boat lifts effortlessly, tracking straight and true, cutting through open water like it was made for it. The Mercury Bravo I Propeller (8M0151218) gives you that feeling every single time. It’s the kind of prop that’s not just powerful — it’s predictable, smooth, and perfectly in sync with your boat’s motion.

Built for high-performance setups, this prop delivers speed without drama, control without compromise. Whether you’re running wide-open on a deep lake or pushing through open ocean chop, the Bravo I makes every launch, turn, and run feel confident and controlled. It’s designed for boaters who want more than movement they want mastery.

Key Features

• Diameter & Pitch: 15.25" Diameter x 30" Pitch
• Rotation: Left-Hand
• Blade Count: 4-Blade.
• Material: Premium Stainless Steel.
• Finish: Polished
• Hub System: Requires Mercury Flo-Torq hub kit (sold separately)
• Design Details: Large blade area with aggressive geometry for exceptional grip and handling in high-speed, high-output applications

Engine & Boat Compatibility

• Designed for MerCruiser Alpha One and Bravo One sterndrives
• Compatible with Mercury 135 HP and higher outboards
• Fits Mercury 90 HP and higher Command Thrust outboards
• Perfect for high-performance deep-V boats, offshore fishing rigs, and tournament setups.

Performance Benefits

The Mercury Bravo I Propeller is built for boaters who live for that surge of acceleration and the thrill of control at top speed. The four-blade design provides a larger blade area, which translates into outstanding grip and holding power. That means faster planing times, better traction in turns, and smoother overall handling when you’re pushing high horsepower.

You’ll notice it the moment you throttle up — the prop grabs hard, lifts the hull efficiently, and sends your boat forward with a confident pull. Once on plane, the Bravo I delivers consistent top-end speed with a rock-solid sense of stability, even when running trimmed high or in rough water. Its aggressive geometry keeps you connected to the water while minimizing slip, giving you precision handling and efficient power transfer.

At cruising speeds, it’s smooth and composed, with minimal vibration and clean tracking that makes long runs less tiring. And because it’s crafted from premium stainless steel, it’s not just strong — it’s built to endure season after season in both saltwater and freshwater. Corrosion-resistant, durable, and low-maintenance, it’s a prop you can trust when performance matters most.

Why is this prop is a strong choice vs. alternatives?

For boaters who push their setups to the limit, the Mercury Bravo I stands out for its mix of speed, strength, and control. It’s designed by Mercury’s engineers the same people who build and test their world-class engines — so it’s not just a propeller, it’s part of a perfectly balanced performance system.

What really makes the Bravo I a smart choice is its balance between power and precision. It’s fast enough for competitive runs yet forgiving enough for everyday use. You’ll feel its grip through tight turns, its lift during acceleration, and its stability in choppy water. It’s the kind of prop you install once and never second-guess — a proven performer that delivers every time you hit the water.

If you want a prop that turns raw engine power into responsive, confident control, the Bravo I is exactly that.

FAQ Section

Q1: Which Mercury engines does the Bravo I fit?

It fits Mercury 135 HP and higher outboards, Mercury 90 HP and higher Command Thrust outboards, and MerCruiser Alpha One and Bravo One sterndrives built for high-performance applications.

Q2: What makes this propeller different from other Mercury options?

The Bravo I features a large blade area and aggressive geometry designed to provide superior grip, lift, and stability at high speeds — ideal for boats with higher drive heights or powerful engines.

Q3: How do I know if this pitch or size is right for my boat?

If you’re running a high-output engine and looking for greater top-end speed, improved lift, and tighter control at speed, the 15.25" x 30" pitch is a great fit.

Q4: Can this prop be used in both saltwater and freshwater?

Yes. The stainless-steel construction resists corrosion, ensuring long-lasting performance in any environment.

Q5: What hub system does it use?

It uses a Mercury Flo-Torq hub kit, sold separately, to provide a secure, vibration-free fit and smooth, reliable performance across all speeds.