Yes. We pulled our very large pop-up to Guanella Pass and had no problems. We did it in summer when there was no risk of snow or ice. If sub-zero temps are an issue, be forewarned. Otherwise you're fine.
Yes.
Yes it is
Yeah the road is paved all the way to the camp ground and I saw campers that size.
The road is excellent to the campgrounds and on the grounds.
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