If you didn't find a replacement (my local Napa couldn't find any), I got a pair of KYB GR-2 #343219 gas shocks from Dan's Classic auto parts in Portland. They were ~$28/each.

"If it sounds cool, then it is cool"-Billy Gibbons
I gots a 1950AD 250L6/700R4 and a '52 1 ton Panel

http://i1206.photobucket.com/albums/bb460/gibsonflatpicker/ChevyPIRI.jpg ====The truck
http://i1206.photobucket.com/albums/bb460/gibsonflatpicker/woodyOct10.jpg =====The car
http://i1206.photobucket.com/albums/bb460/gibsonflatpicker/bikeaug09.jpg ====The bike
http://i1206.photobucket.com/albums/bb460/gibsonflatpicker/Panel_zpsszb2b6bo.jpg ======52 1 ton panel (the newest member)