Mercury – Quicksilver Black Diamond 3-Blade Aluminum Propeller | 13.8" Diameter x 15" Pitch | Right-Hand Rotation | 3-Blade | Aluminum | Phantom Black Finish | QA2034X

Overview

There’s a certain comfort that comes from knowing your prop will perform every time you launch. The Quicksilver Black Diamond 3-Blade Aluminum Propeller is that dependable companion on the water — smooth, balanced, and built for boaters who like things to work the first time, every time. Whether you’re cruising the lake with friends or pushing out early for a quiet fishing run, this prop gives you that solid, steady feel beneath your feet.

It’s the kind of prop that doesn’t try to impress with flash — instead, it earns your trust with consistent performance. You’ll feel the difference in how your boat responds — confident on takeoff, steady through the turns, and calm as you settle into cruise. For many boaters, this is the one they bolt on and forget about because it just works.

Key Features

• Diameter and Pitch: 13.8" Diameter x 15" Pitch
• Rotation: Right-Hand Rotation
• Blade Count: 3-Blade design for reliable, even thrust
• Material: Durable cast aluminum for lasting performance
• Finish: High-gloss Phantom Black finish resists corrosion and looks sharp
• Hub System: Compatible with the Quicksilver Flo Torq II system (refer to hub selection grid for fit)
• Design Details: Balanced casting ensures smooth acceleration and easy maintenance

Engine & Boat Compatibility

• Designed for 40–60 HP Command Thrust and 75–125 HP Mercury outboards
• Suitable for a wide range of runabouts, pontoons, and mid-sized fishing boats
• Recommended for setups under 50 mph, where strong lift and efficient thrust matter most
• Works as a replacement prop for Mercury, Mariner, and MerCruiser models with Flo Torq II compatibility

Performance Benefits

The Black Diamond has a reputation for being that solid, go-to performer. It’s quick off the line, offering a confident bite and smooth lift as your boat comes up on plane. Once you’re cruising, it holds steady with minimal vibration — you’ll feel the prop grip cleanly, even through light chop or tight turns.

The 3-blade design balances acceleration and efficiency beautifully. You’ll get strong thrust for pulling loads or getting out of the hole, but it still runs quiet and smooth at cruising speeds. For anglers or weekend cruisers, that balance means less time adjusting trim and more time enjoying the ride.

Durability is built in. The aluminum construction takes wear in stride, and the Phantom Black finish helps resist scratches and corrosion. Maintenance is as simple as a rinse and visual check — no stress, no surprises. It’s a forgiving prop that delivers the kind of reliability you’ll appreciate season after season.

Why is this prop a strong choice vs. alternatives?

• Mercury OEM quality: Made to Mercury’s standards for fit, performance, and longevity.
• Reliable and easy to maintain: Strong aluminum construction and a protective finish make care simple.
• Cost-effective vs. stainless: You’ll get impressive thrust and control without the higher cost.
• Versatile fit: Compatible with a wide range of Mercury, Mariner, and MerCruiser engines using the Flo Torq II hub system.
• Proven real-world performance: Trusted by boaters who want dependable handling, easy acceleration, and low upkeep.

If you’re the kind of boater who values time on the water over time in the shop, this prop is a safe bet. It’s not just a part — it’s peace of mind on every launch.

FAQ

Q1: Which Mercury engines does the Quicksilver Black Diamond fit?

This prop fits 40–60 HP Command Thrust engines and 75–125 HP Mercury outboards, making it a versatile choice for many mid-sized boats.

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

It combines dependable performance, smooth handling, and easy maintenance in one affordable package — perfect for everyday boating.

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

If your boat runs in the 40–125 HP range and you want reliable acceleration with good cruising speed, the 13.8" x 15" pitch setup is a great match.

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

Yes. The Phantom Black finish protects against corrosion, making it ideal for both environments with simple rinsing after saltwater use.

Q5: What hub system does it use?

This prop works with the Quicksilver Flo Torq II hub system, allowing flexibility across multiple engine brands and easy installation.