One key part of the bicycle is the rear hub, which consists of two pieces: the freewheel and the cassette.A freewheel is a device that allows the user to coast without pedalling. A cassette is a type of bike gear that attaches to the back wheel of a bicycle. Depending on your cycling goals, the type of riding you plan to do and your budget, one of these components may be more suitable for your needs than the other.
What is a freewheel?
The device is attached to the rear wheel of the bicycle and contains gears that allow the rider to change gears without pedalling. The main advantage of freewheels is that they’re relatively simple and easy to maintain. However, they’re not as durable as cassettes and can be difficult to change gears while riding.
What is a cassette?
It typically consists of cogs, or gears, that are mounted on a sprocket. The number of cogs can vary, but most cassettes have between 9 and 12.
When you pedal a bike with a cassette, the gears rotate along with the wheel. This type of configuration is found on most modern bicycles. The main advantage of having a cassette is that it allows you to change gears without having to remove your hands from the handlebars. A cassette is a more modern type of bike gear that consists of separate cogs that attach to the rear wheel hub. The main advantage of cassettes is that they’re very durable and offer smoother shifting than freewheels.
What is the purpose of a freewheel?
The purpose of a freewheel is to allow the bike to coast. When you are pedaling and come to a stop, the pedals will continue to rotate. This is because the chain is still moving, but the bike isn’t going anywhere. The freewheel disengages the chain from the pedals so that you can coast without pedaling.
What is the purpose of a cassette?
A cassette is a type of freewheel that is mounted on the rear wheel of a bicycle. The purpose of a cassette is to provide additional gears for the rider, which can be useful when climbing hills or riding in windy conditions. A cassette typically contains seven or eight gears, and is held in place by a lock ring.
The advantages and disadvantages of each
Freewheel hubs have been around the longest and are the most common type of hub found on bikes. They are relatively simple and inexpensive to manufacture, making them a great choice for budget-conscious riders. One of the main advantages of freewheel hubs is that they allow you to coast, meaning you can coast without pedaling if you need a break or want to save some energy.
However, freewheel hubs do have some disadvantages. One is that they require more maintenance than cassette hubs since the bearings are not sealed from the elements. This means that over time, dirt and grime can build up inside the hub, leading to premature wear. Additionally, freewheel hubs place all of the braking forces on the rear wheel, which can lead to problems if your bike has worn brake pads or damaged rims.
Cassette hubs are newer than freewheel hubs and offer several advantages over their older counterparts. Firstly, they provide a much smoother ride thanks to their sealed bearings which keep out dirt and grime. This also leads to reduced maintenance requirements since you won’t need to service the bearings as often. Additionally, cassette hubs distribute braking forces more evenly between the front and rear wheels, making them ideal for bikes with disc brakes.
How to choose the right one for you?
There are a few key things to consider when choosing between a freewheel and cassette for your bicycle. First, think about what kind of riding you’ll be doing most often. If you’re mostly on pavement, a freewheel might be the best option as they typically require less maintenance than cassettes. However, if you ride off-road more often, a cassette might be a better choice as they can handle rougher terrain.
Another thing to consider is compatibility. Make sure that the freewheel or cassette you choose is compatible with your bicycle’s drivetrain. You should also consider ease of installation when making your decision – some cyclists prefer the simplicity of a freewheel, while others find cassettes easier to install.
Ultimately, the best way to decide between a freewheel and cassette is to test ride both and see which one feels best for you. Talk to your local bike shop about which option they recommend for your riding style and bicycle type.
Are cassettes and freewheels interchangeable?
A cassette is a cluster of sprockets that attaches to the bicycle rear wheel hub. A freewheel also attaches to the rear wheel hub, but it contains the ratcheting mechanism needed to engage and disengage the drivetrain. This means that you can coast on a bike with a freewheel, but not on one with a cassette.
The main advantage of a cassette over a freewheel is that it’s much easier to remove and replace. You can do this without having to remove the entire rear wheel from the bike. With a freewheel, you have to remove the entire rear wheel in order to access the ratcheting mechanism.
Cassettes and freewheels are not interchangeable. If your bike has a cassette, you’ll need a special tool to remove it. And if your bike has a freewheel, you won’t be able to use a cassette-compatible freehub body.
Common questions about freewheels and cassettes
How many speeds can you get with a freewheel?
There are generally two types of freewheels: five-speed and six-speed. Five-speed freewheels were once very common, but have since been replaced by six-speed freewheels on most bicycles. Six-speed freewheels offer a wider range of gears, making them better suited for use on hills or when riding into a strong headwind.
Can you put a cassette on a freehub?
In general, you cannot put a cassette on a freehub. The reason for this is that cassettes use a different spline pattern than freewheels, so they are not compatible. However, there are some adapters available that allow you to use a cassette on a freehub body. These adapters typically only work with certain brands and models, so be sure to check compatibility before purchasing one.
Do all cassettes fit all bikes?
No, all cassettes do not fit all bikes. The type of cassette you need depends on the type of bike you have. For example, a mountain bike will require a different cassette than a road bike. The number of gears also plays a role in determining which cassette you need. Be sure to consult with your local bike shop or look up your bike’s specifications online to determine which type of cassette is compatible with your bicycle.
Featured Image by – Tim Foster on Unsplash