Disclaimer: Links on this page pointing
to Amazon, eBay and other sites may include affiliate code. If you click them and
make a purchase, we may earn a small commission.
With a C10, it looks like you could get a 3-speed manual (column shift), 4-speed manual (floor shift), or auto with the 250 six. But on a K10, trans choice depended on rear axle ratio. California trucks were different, as well as C20 trucks.