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What Are Chainsaw Sprockets?

Rim Drive Sprocket Terminology

Rim Drive Sprocket Terminology

1. Rim Sprocket
2. Bore
3. Clutch Drum
4. Splined Hub/Adaptor
5. Drum Skirt
 

Spur Drive Sprocket Terminology

Spur Drive Sprocket Terminology

1. Bore
2. Clutch Drum
3. Drum Skirt

FAQ

What is the drive sprocket?

The drive sprocket and the clutch drum are connected to the saw motor. The sprocket is designed to drive the proper-pitched chain around the guide bar.


How long should the drive sprocket on my saw last?

You should replace drive sprocket systems after every two chains, or sooner. It's important not to run a new chain on a badly worn drive sprocket.
 

Related Topics

Saw Chain Terminology

Saw Chain Terminology

By understanding saw chain terminology, you can better maintain and operate your chainsaw.
Replacing Chainsaw Bars

Replacing Chainsaw Bars

Learn ques to look for that help signal when your chainsaw guide bar has reached the end-of-life and how to replace it. 
Setting-Up Your Chainsaw

Setting-Up Your Chainsaw

To get your chainsaw ready for optimal performance, follow these key lubrication and oil usage tips.

Part Finder

Find a full selection of the replacement parts you need with the Oregon Part Finder.

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