Mercury – Vengeance 3-Blade Stainless Steel Propeller | 11" Diameter x 12" Pitch | Right-Hand Rotation | 3-Blade | Stainless Steel | Polished Finish | 855856A46

Overview

There’s a special kind of satisfaction when your boat jumps onto plane, smooth and responsive, with power you can feel right through the throttle. The Mercury Vengeance 3-Blade Stainless Steel Propeller (Part Number 855856A46) captures that feeling every time you head out. It’s strong, dependable, and tuned to deliver performance that feels effortless — no surprises, just solid control and clean acceleration.

Made from premium stainless steel, this prop is built to take whatever the water throws at it. Whether you’re powering through chop, cruising with family, or running to your favorite fishing spot, the Vengeance prop gives you the edge of confidence that comes with Mercury engineering.

Key Features

• Diameter & Pitch: 11" diameter x 12" pitch for crisp acceleration and responsive mid-range power.
• Rotation: Right-Hand rotation for standard outboard setups.
• Blade Count: 3-Blade design for balanced thrust, smooth handling, and dependable lift.
• Material: Premium stainless steel construction for superior strength and long-term durability.
• Finish: Polished stainless steel surface provides corrosion resistance and sleek, professional appearance.
• Hub System: Includes Flo-Torq Reflex Hub Kit (Part Number 835257K12) for vibration reduction and drivetrain protection.
• Design Details: Optimized blade area enhances holding power and maintains speed even in turns or heavy water.

Engine & Boat Compatibility

This Mercury propeller is designed for versatility across several engine types and boat styles.

• Fits Mercury and Mariner 25 HP BigFoot/Command Thrust outboards
• Compatible with 30 HP TwoStroke and 30 HP BigFoot/Command Thrust (2010 and newer)
• Works with 30–40 HP SeaPro and Marathon models
• Fits 30 HP FourStroke (1994–2005) and 40–60 HP TwoStroke and FourStroke outboards (non-BigFoot/Command Thrust, 1977 and newer)
• Excellent choice for small runabouts, light fishing boats, and utility boats where balance and reliability are key.

Performance Benefits

The Mercury Vengeance 855856A46 propeller is all about confidence on the water. Its 11" diameter and 12" pitch design deliver a smooth, predictable response when you throttle up — getting your boat on plane fast while keeping acceleration steady and controlled. The three-blade design provides efficient lift and consistent grip, giving you that connected feel between motor and water.

The stainless-steel construction is what truly sets this prop apart. It’s designed to handle demanding conditions and deliver reliable thrust over countless hours of use. The added rigidity of stainless steel means less flex and more efficiency, translating to cleaner acceleration and better fuel economy.

Mercury’s Flo-Torq Reflex Hub System helps protect your engine by absorbing drivetrain shock, reducing vibration, and preventing damage from sudden impacts. Together, it’s a combination of toughness and smoothness that keeps your setup performing season after season.

Why This Product Is a Strong Choice vs. Alternatives

• Mercury OEM quality: Designed by Mercury’s engineers to meet factory performance standards with precision fit and balance.
• Durable stainless construction: Offers superior resistance to corrosion, bending, and wear — perfect for saltwater or freshwater use.
• Smooth, reliable performance: Reduces vibration and improves acceleration for a more comfortable and controlled ride.
• Cost-effective upgrade: A great step up from aluminum, providing longer life and better efficiency without the high cost of racing props.
• Versatile fit: Compatible with a broad range of Mercury and Mariner outboards, making it a dependable choice for everyday boaters and pros alike.

This is a propeller that earns its reputation the right way — through reliability, endurance, and that unmistakable Mercury performance feel.

FAQ Section

Q1: Which Mercury engines does the Vengeance 855856A46 fit?

It fits Mercury and Mariner 25 HP BigFoot/Command Thrust, 30–40 HP SeaPro/Marathon, 30 HP FourStroke (1994–2005), and 40–60 HP TwoStroke and FourStroke (non-BigFoot/Command Thrust) outboards.

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

The Vengeance is built from premium stainless steel, providing greater durability and reduced flex compared to aluminum props. It delivers stronger acceleration, better fuel efficiency, and excellent holding power.

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

The 12-pitch setup offers a solid balance between acceleration and top-end performance for smaller to mid-sized outboards. You can compare it to your current prop or check your engine manual for best results.

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

Yes. Its polished stainless finish offers outstanding corrosion resistance in any water conditions, making it a dependable choice for both.

Q5: What hub system does it use?

It comes with the Flo-Torq Reflex Hub Kit ( 835257K12), designed to cushion drivetrain shock, reduce vibration, and extend the life of your motor and propeller system.