This Terminal Cover helps keep the connection free of moisture, but because it is rubber, it has a limited service life. U.V and general wear and tear will eventually render it a useless eye sore! To view other essential consumable items like this, try browsing our online schematic and product gallery for your model, and save money by protecting now rather than expensive replacements later. We are a pro-active Japanese bike parts specialist supplying essential spares on a global scale. Try us!
So, don't leave it too long to replace, it does not cost much after all.