Forum Discussion
carringb
Jun 10, 2013Explorer
BTW - the Chevy Express 4500 chassis is very rare because GM put it on hold for a few years after Workhorse badging stopped (that only went on a couple years too). Even with the DuraMax, the Express does not have the Allison. Also I don't GM offers the RV-prep package with the DuraMax 4500.
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