The wheels are 15 x 8 Cragar 399 Silver Soft 8 Wheels from Quadratec. (Part #92602.204).
Them seem fine for the 33 x10.50's. I went with an 8" rim in case I wanted to go wider in the future (I doubt I will though).
Thank you for the part number. It is a 4" backspacing which looks to be perfect.
Ed