How do you get a sprocket off a bike?
Wrap the chain whip tool around the largest sprocket and secure it. The chain whip tool holds the cassette in place so that you can loosen the lockring. Place the sprocket removal tool around the lockring. Use a crescent wrench to turn the lockring counter- clockwise, so that you can loosen and remove it.
What tools do I need to remove a bike cassette?
The lockring is designed to hold the cogs of the cassette in place on the hub. 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 I take the pedal crank off my bike?
Use a 15mm wrench to loosen the left pedal from the bike. Then, hold the left pedal and rotate the crank arm to completely detach it from the bike. Both pedals should now be completely removed. If you’re standing on the right, or drive side, of the bike, rotate the crank arm clockwise.
What is a bicycle freewheel?
A freehub is a type of bicycle hub that incorporates a ratcheting mechanism. A freewheel mechanism allows a rider to stop pedalling whilst the cycle is still in forward motion. On a cycle without a freewheel mechanism, the rider has to keep pedalling whenever the cycle is moving.
What is a freehub on a bike?
The freehub is the ratcheting mechanism attached to the rear hub of most modern derailleur bike hubs. The freehub uses a splined cylinder to hold the cassette cogs. Inside the freehub mechanism will be bearings and a clutch system, usually ratcheting teeth and pawls. Most rear hubs allow the freehub body to be removed.
Where is the crank on a bike?
Crank: The Crank is a general reference to all of the drive train the gears, cranks arms, crank spider, and bottom bracket (not including the chain or derailleur). Crank (spider): is the actual section that the chain rings bolt onto.