From what I understand the size of the spare cavity is about 42". Bill thought ahead when designing the moldings knowing bigger meats would be possible. And from what I understand a lot of owners have since upgraded to the air ride/MPT81 ie Global Road Trekker has, and they have posted a cool time-lapse video of the tire change process on EXPO.
Last edited by SRUPike; 04-05-2012 at 07:17 PM.
Reason: Dumb grammar issues
Lake Buena Vista, FL