Tires , bearings and BRAKES.
A friend who picked up a 12 year old 5er, that hadn't moved in 6 years, and had 2 flats in the first 3 miles, and he only had to go 9 miles on a 50 MPH limit road.
For 180, or 1,800, you have to make sure everything related to safe travel, is in good operating order.
99DSDP 3884, Freightliner, XC, CAT 3126B, 300 HP /ALLISON 3060
2000 Caravan toad, Remco & Blue Ox.