How do you track your mileage on your 5th wheel/trailer?

2oldman wrote:

kohai wrote:
I was just starting to think that I should be tracking the mileage on the trailer itself so I know when the tires may be wearing out, etc.

You can pretty much knock that off your list. Trailer tires wear out from age, not mileage. Start worrying at about 4 years.

And those other things are age-related also, not mileage.. unless of course you tow thousands of miles a year.