The top sale for that period was a 1983 Chevrolet C10 Custom Pickup sold for $228,250 at Mecum in January 2023, according to Classic.com. Average sale prices for Square Body trucks are much lower ...

An official square-body truck is a Chevrolet or GMC C/K built between 1973 and 1987, otherwise known as a third-generation C10. The Square Body was a hit at a pivotal time in the industry ...