The 7 year old Maxxis tires are shot, starting to break apart in the ribs. I have had great luck with these, wondering about the New (to me anyway) Goodyear Endurance tires made in the US and seem to ...
Between those two, I'd go with the Endurance. They are a newer design allowing a much higher speed rating. While we don't need to tow more than 65 mph, it is nice the tire is capable, and implies better built.