this is the original seat cover in my 65 C20 trim RPO Z62 Custom Comfort Equipment
maybe worth a look in yours to see what yours listed from the factory..
post 6 in this thread shows a catalog page that describes mine in a different color..
note - there is mention of 'full foam' not sure what differences there were though..
http://67-72chevytrucks.com/vboard/s...d.php?t=534374
hard fought battle for nearly two years reproducing it, hopefully yours codes to a more common upholstery, good luck!
look how much my kids aged trying to get fabric from SMS, another year and my boy would be driving it
