Mattax said

The wheel and spokes are brown plastic to match the interior. The med brown leather cover I added.
Don't know if I have digital photo without the cover.

View attachment 1715708297

In the Library here
The 1970 Hamtramck Registry - 1967 Plymouth Dealership Data Book - Barracuda

It shows two wheels on this page
https://www.hamtramck-historical.com/images/dealerships/DealershipDataBook/1967/CCI05152011_0008 (983x1280).jpg

and here one standard and two options
https://www.hamtramck-historical.com/images/dealerships/DealershipDataBook/1967/CCI05152011_00022 (983x1280).jpg

Click to expand...