Sorry about that Tim. I guess what I meant to say is "My truck came with (RPO 273)". I knew it didn't sound right when I typed it. I was looking at the picture of the wheel on the spec sheet which shows the 15" Wheel as standard on the 3600 & 3700 and as a RPO on the 3100.

Cruisin' in the Passing Lane
Former owner of a 1954 3100 w/Hydra-Matic
"To know what you know and what you do not know, that is true knowledge." - Confucius