Where to find oil drain plug size?

[Amber Lamps]

Originally Posted by Gas Man

Normally you can look it up for your bike...

But if that's not available for your older bike, I don't think you have much choice but to pull it and check. Just wait till this winter, pull it, check it, get/order the new one.

Besides,getting one at an oil change place will be cheap. If you bring it in while you're getting your car oil done they'll probably give it to you. In any case,it'll be cheaper than from a dealer.