When should you replace rear cassette?
Once the chain wear is approaching 1% “stretch”, it’s usually time to replace the cassette as well. Because the teeth on the cassette will have worn down to more or less match the chain wear, if a new chain is fitted to a worn cassette, it won’t mesh properly and may jump or skip, especially when changing gear.
Do you need a chain whip to remove cassette?
Tools for Changing a Bike Cassette In order to remove and replace your cassette, you need to unscrew this lockring. You’ll need three tools to do this: a chain whip, a cassette lockring remover and a large adjustable crescent wrench.
How do you take the back wheel off a Townie bike?
Removing Rear Wheels Is Easy!
- Shift onto the small cog and small chainring. Shifting the chain down onto the smallest cog on the rear wheel and the smallest chainring on the crankset, creates slack in the chain, which makes wheel removal much easier.
- Open the brake.
- Pull the derailleur back and remove the wheel.