How do I know what size my cassette is?

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A cassette may therefore be sized as 11-32t. The first number refers to the number of teeth on the smallest sprocket (the highest gear, for fast pedalling at speed) and the second number to the biggest sprocket (the lowest gear, for climbing hills).

Are freewheels interchangeable?

No, freewheels are completely different from the cassette / free hub system and are not interchangeable. A freewheel includes the ratchet mechanism that allows the sprockets to rotate backwards as well as the sprockets themselves, and threads into the hub.

How many bearings does a Shimano freewheel have?

Typically you’ll have 10 bearings per side in the front and nine bearings per side in the back.

Are all cassettes the same size?

Cassettes come in a wide range of sizes to suit all disciplines. The size of a cassette is usually expressed by quoting its smallest and largest cogs. As an example, a typical modern road bike cassette may be an 11-32t (teeth) cassette. For a mountain bike cassette, the range may be something like 10-52t.

How do you use a park tool freewheel wrench?

Park Tool freewheel tools will also fit the hex end of Park Tool chain whips such as the SR-12.2, or the FRW-1 freewheel wrench. It will typically require some force to turn the freewheel. Another option is to mount remover flats in hard jaws of vise, and turn rim counter-clockwise. Turn remover only 1 full revolution counter-clockwise.

What freewheel tools will fit Park tool chain whips?

Park Tool freewheel tools will also fit the hex end of Park Tool chain whips such as the SR-12.2, or the FRW-1 freewheel wrench. It will typically require some force to turn the freewheel.

What tool do you use to remove a park tool chain?

Skewer acts as a holding device for remover. Turn remover counter-clockwise using a large adjustable wrench. Park Tool freewheel tools will also fit the hex end of Park Tool chain whips such as the SR-12.2, or the FRW-1 freewheel wrench.

How do I remove the freewheel from the rim?

Another option is to mount remover flats in hard jaws of vise, and turn rim counter-clockwise. Turn remover only 1 full revolution counter-clockwise. Loosen and remove skewer before continuing to remove freewheel.