Model FPD 50-24-2PS Forklift
ResultIt pulls good in reverse but slips when going forward up a 20 degree or so incline. F=forklift P=Pneumatic D=diesel 50=5000 lb capacity 24=@24 inch load center 2ps=speed power shift trans. That machine is a 1960. That has the 2 spd power shift trans. Down shift it on an incline!