When people have things to sale they often go to eBay. There they can find just about anything. People do sell pickup trucks on eBay buy they may not be cheap.
california
There are a couple auto makers out there that sell hybrid pickup trucks to the general public. Some examples that do include the following: Chevrolet, Ford and Dodge.
CarMax features both new and used vehicles, including pickup trucks. You can start your search for a truck at Carmax.com.
PartsTrain sells a wide assortment of parts for Ford pickup trucks. The 1972 Ford pickup is one of a wide range of Ford trucks that PartTrain covers.
Pre-owned pickup truck can be purchased from multiple resources depending on one's location. There are online traders like automotive and usedcarscanada that sell pre owned pickup trucks as well as automobile service centers sell these trucks too.
There are many good websites for finding used pickup trucks online. A general search in your area for websites is a great place to start, Be sure the websites are run by reputable companies with a good customer service rating.
ebay
You can buy cheap used trucks at most any car dealership. They take them in on trade when people are upgrading to a better truck, and then they sell them to make a profit.
Ebay, Einstein
Yes it is
You can sell it to museum. And even most estates have people going around in the afternoons in pickup trucks who buy newspapers.
You will have to look around. There are always people trying to sell trucks. You should look in the classifieds in your local paper to see if anyone is selling one for cheap.