That price seems high, but it may the one that fits you. Be sure that YOU test every system on that unit. Drive it, not two miles, I mean drive it. It's not a classic car where you have to keep the miles down, get on the highway and roll on. After you are satisfied with the test drive, now check all of the house systems. There is a check list in the site library section. The fridge is very costly and takes a while to get fully cold. Take your time and make sure that the fridge works, can take more than four hours. The freezer may get cold quickly but the feefer part never cools enough. You have to fire up the heater and run the A/C. test the water system, 12v and city. How old are the tires? At 7g's they should be fresh, the tires have a date code on them. Doing your homework now can save you hundreds.
J