The major rental agencies have dedicated retail arms that sell their retired fleet directly to the public, often at "no-haggle" prices: Pros and Cons of Buying a Used Rental Car
Buying an ex-rental car is a strategic "value play" that allows you to purchase a relatively new vehicle (typically 1–3 years old) at a significantly lower price than traditional used car lots. While these vehicles often have higher-than-average mileage for their age, they benefit from strictly documented, professional maintenance. Where to Buy Directly buy old rental cars