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Bike Cassettes and Freewheels

So you've got a brand new ten speed bike and you're pulling out all the stops on your latest ride, taking steep hills and even steeper slopes with ease because of how easily your gears can be changed. You feel like the next Lance Armstrong. An important things to note is your fancy cogsets, sprockets that are attached to the rear wheel. They work with something called a derailleur, so that you can have multiple gear ratios. As much as cassettes and freewheels both have the same use, they cannot be interchanged because of mechanical differences. Often people refer to both as the same thing, but if you get confused you'll be wasting a lot of money. So which one do you need for your bike, and what ARE those differences?

Freewheels

utility bikes. So if you're finding yourself in the X games anytime soon hitting those ramps, freewheels are what you are going to need. Pedaling forces tighten special tools are needed to uninstall them. Because they are usually so tightly attached, it's more than likely you won't be able to get your old freewheel off in one piece if you are replacing it.

Cassettes

Cassettes and the freehub system have many pros. * Because the rear axle. This way, a broken axle is a rare ordeal. * The cassette is far easier to remove than a freewheel when it needs to be replaced replacement. * The ratcheting mechanism doesn't wear out quickly.

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