How To: Choose The Right Sized Dirt Bike ChainUpdated a month ago

Do you know how often to replace the drive chain of your dirt bike? Read on to discover the secrets and learn how to get the maximum life out of your chain and sprockets.

There are predominantly 3 sizes of chains for all dirt bikes no matter what age or size the bike is. A ‘520’ chain will fit most full sized dirt bikes on the market. From a 125 through to a big bore KTM 525 they all predominantly share this size. Smaller bikes such as 85cc MX bikes will run a ‘428’ and only 50cc MX bikes will go as low as a ‘420’.