I don’t have my GMC here to look at but as I recall there is an approximately 3” x 1/4” piece of aluminum beneath the floorboards running across the motorhome by each rubber spacer. I don’t recall one above the bogies so those two rubber spacers are likely just glued in place.
Emery Stora
77 Kingsley
Frederick, CO
>
> The crossmembers that I am familiar with on a GMC are all bolted in and
> they are steel. Same with the side rails. The aluminum under there is sheet
> goods next to the plywood floors. No stringers that I can recall.
> Jim Hupy
> Salem, Or
>
> On Sun, Apr 21, 2019, 1:59 PM tom geiger via Gmclist <
>
>> Yes, correct. Probably tried to shortcut the question there. But yes was
>> wondering if I'm just not seeing the crossband to screw into or if there is
>> another way of attachment such as glueing.
>>
>> Tom
>>
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