$20k is a fair price for both parties. IF
No mold/mildew odors
No roof problem areas, no tears in top rubber, no holes. Caulking can be replaced
Check tank support cross members.
Fridge is a biggie to repai/replace. If doesn’t work properly, walk away, or negotiate a $4,000 price reduction.
Furnace board doesn’t cost much, but furnace and water heater should be working properly.
If tires are OEM, replace immediately at your expense.
Roof A/C should fire up using a 20amp SP circuit.
Seller didn’t pay much more than $20k when he bought it new, but a new one today is over $40k MSRP.
Jim. 2021b Micro Minnie 2108DS, 75/15 and 100/30 mppt
2021 GMC Canyon Denali 3.6L Gas 4x4, Husky C-Line
170AH LiFePo4, Xantrex XC2000, Champion 2500w df