Forum Discussion

calsdad's avatar
calsdad
Explorer
May 29, 2016

What raises the GM 2500HD tow rating to 13k besides 4.10's ?

I've searched all over the internet trying to figure this out and thought somebody here might know the answer to this question: The trailer weight rating for the GM GMT900 generation (2007-2014) 25...
Tow Vehicles
spud1957's avatar
spud1957
Explorer
May 29, 2016
Ford is the same with the 6.2 gas. Go from 3:73s to 4:30s and the rating goes from 12k to 15K.

The engine runs at a more efficient RPM seems the obvious. Less strain on mechanical components? Less lugging? Better cooling? I'm not a AE so what do I know.

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