Hello. So we purchased a new Shasta Oasis 25rs in January 2016. The tires are 205 75 14 load range c. Constancy tires. (no doubt made in China) We drove it to Seattle and back to Salt Lake City approx...
I never leave home without mine and it saved my rear this past March when a tire got a leak. I got the alarm, pulled over and had the tire changed before it could even go flat. Without it I would have never known and would have suffered considerable damage to the camper.