Simple answer is 'yes'. This subject has been covered here on numerous occasions. Try putting 'cracked gear' in the search box. If you still can't find what you need, then please feel free to come back with details of the width, diameter, and number of teeth on the gear that you need to replace and I'm sure someone can find the one you want on ebay from China.
For example: https://www.ebay.co.uk/itm/384289789813
For example: https://www.ebay.co.uk/itm/384289789813