Boat Propeller for Sale: How to Choose the Right One

It's no secret that boat maintenance can be a lot to remember. You have to take it out of the water to clean it and wax it. You have to protect the upholstery from sun damage.

And, of course, you need to replace the propellers every once in a while, or you might find yourself stranded one day.

But how do you know which boat propeller for sale is the right one for your boat? It can be expensive if you pick the wrong one.

Read on to learn which boat propeller is the right one for your needs.

boat propeller for sale


The first thing you want to decide is what your new propeller should be made of. The main two materials the boat propellers are made of are either aluminum or stainless steel.

Stainless steel propellers tend to be more sturdy than aluminum, so they generally last longer. They also can be made much thinner than aluminum propellers, which reduces drag. This makes them ideal for those who like to go further and faster.

But stainless steel propellers also tend to be more prone to rusting. That's why many manufacturers have started giving them anti-rust coatings to increase their lifespans. They also tend to be heavier, which means they aren't ideal for smaller boats and engines.

Aluminum propellers tend to be easier to repair when damaged. You don't risk them rusting because of the material. They also tend to be much cheaper than stainless steel propellers.

This makes them nice for general use. Most boats come with an aluminum propeller installed!

But they also need to be made much thicker than stainless steel, so the speed and fuel economy aren't as great. They get damaged and broken more easily, so they will need to be replaced more often.

Type of Boat

Now that you've decided on the material, you need to look at your specific boat. This will affect the size and pitch that you want.

For example, a small aluminum fishing boat with a smaller engine will want a smaller propeller. You will also want an aluminum propeller over a stainless steel one. The small engine on the boat won't handle the weight of a large or stainless steel propeller.

Meanwhile, a larger, commercial fishing boat is going to need something with a little more power. Therefore, you'll want to go a little bit bigger with your propellers. You might consider stainless steel propellers for these vessels.

If your boat is somewhere between those, such as a bay boat, then you have a little more flexibility. Stainless steel and aluminum should both be fine for your boat. The main thing you want to be careful of, in this case, is size.

The size is going to be important no matter what type of boat you have. If your boat prop is too small, then you won't generate enough momentum to move. If your boat propeller is too large, then the engine won't be able to move it.

Where You Use It

Think about where you normally take your boat. Is it a river or a lake? Do you like to take it out deep sea fishing?

This will help decide the material and pitch of your new propeller. The big thing to consider here is what conditions you might be subjecting your boat propellers to.

Some people like to stay in shallower waters where their propellers might get caught on debris or hit many rocks. If this is the case, then you might consider a stainless steel propeller. It will be less likely to get damaged in these conditions.

On the other hand, deeper, open waters have a lot more flexibility. Aluminum has much less chance of getting damaged or caught in something out there. Stainless steel can offer a little more speed.

Saltwater speeds up the rusting process compared to freshwater. Since aluminum doesn't rust, those who like the ocean and saltwater lakes should consider these boat props. Even with the anti-rust coating, eventually, stainless steel propellers will rust and corrode.

Meanwhile, freshwater won't rust stainless steel propellers as quickly. This gives freshwater boaters a little more flexibility when shopping for propellers.

How You Use It

The last thing you need to think about is what you like to do with your boat. Do you enjoy more leisure activities? Or do you like more speed and distance?

This will affect the material, pitch, and the number of blades you want on your propeller. The main thing to think about is how much speed you want.

While a larger number of blades will only increase your top speed by a few miles per hour, it can increase your acceleration. It can also improve your fuel economy for those who like to travel long distances.

For the best fuel economy and acceleration, you should consider stainless steel propellers. The thinner blades mean less drag than aluminum propellers. For those who enjoy pleasure trips closer to home, aluminum propellers will serve you just fine.

For those who do commercial fishing or cargo deliveries, you'll want to consider what kind of pitch to get for your boat propellers. Fishing boats will shift in weight a lot between leaving port and coming back with their haul. This means that these boats need a propeller with a controlled pitch to adjust themselves to these changes.

On the other hand, those with pretty typical weight and usage patterns should be fine with a fixed-pitch propeller.

Find the Right Boat Propeller For Sale Today

Finding the right boat propeller for sale is a big decision. You want your boat to run as well as it can for a long time, after all.

That's why you should trust Deep Blue Yacht Supply to find your boat's new propeller. We sell the highest-quality products at prices that can't be beaten!

Use our boat prop selector and find the perfect replacement propeller for your boat today.