Freewheels & Cassettes

Question 1

There are two designs of coasting mechanisms; what are they?

Answer 1

Threaded freewheel: found on older bikes; hub is threaded.

Splined free hubs: uses cassettes/splines to “hold” in place; cassettes use a lock ring to lock it in place.

Question 2

How do you remove a free hub cassette?

Answer 2

• use the correct lock ring socket
• wrap chain whip around a large sprocket
• push down chain whip with left hand and wrench with right hand simultaneously.

Question 3

How do you remove a free wheel cassette?

Answer 3

• use the correct socket and secure it in a vice - turn rim counter clock wise.

Question 4

Threaded free wheels are found on older or new bikes? Which one?

Answer 4

Older bikes until the late 1980s

Question 5

Splined free hubs are found on older or new bikes? Which one?

Answer 5

Newer bikes in the early 1990s.