On the unit I replaced I layed a pc of plywood over the top edges of my truck bed with truck backed tight to front of RV. Sat unit on plywood then lifted to top front of RV. I just chucked the old unit over the edge. The Dometic extended warranty from what I remember was cheap for the extra years.
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2015 RAM LongHorn Dually Air ride Aisin 4:10's
2016 MS 39TKSB3 "Highly Elited"
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