How many years should you keep a trailer before trading up. We travel on the roads when ever we go camping, not a stationary unit. Usually couple of 400 mile trips each way twice a year, about 6 tri...
I just sold my 17 year old Nash a couple weeks ago. It was great for my wife and I. It worked for my wife, my daughter and I. Its just too small for my wife, my daughter, my son and I. That is the only reason we sold it, because we needed more sleeping space and my wife wanted a slide so we had more indoor space for the kiddo's on wet days or really hot days.
I think the best answer is... when your needs change or your budget and desires allow.