Well dare I say they don’t know what they are talking about................................... No I better not Oooops already did. Did you ask them to check their master parts book?
Yes they are the same 1/2 pick-up, 1/2 panel , suburban All 47-55 1st and 1/2 ton canopy express.
Same goes for 1 ton pick-up, 1 ton panel and 1 ton canopy express also can share the same running boards.
Mike