XprizeRoadTrip -- Thanks for the 'mid-course correction'.
I understand the issues that apply to the step-children of the BMC Mini. My benchmark is the 1964 VW Type III notchback sedan. It has stamped steel subframes front and rear, with 4 and 3 mounting points each.
As for your question, ask them at
AIRKEWLD. In fact Google points to their CEO at
https://twitter.com/Airkewld.
They might need the product! You can compare what
Mendeola has offered in that market.
Listening to Oliver Kuttner (as I do repeatedly
) it sounds like there will be a lot of SEMA and aftermarkets involved, as well as the OEMs.