GMC Sierra 2500 Towing Capacity
I was wondering if the specs that GMC lists on their website is true. They list 14,000lbs towing capacity for conventional towing and 17,900 for 5th wheel towing. I would like to upgrade to a 5th wh...
Forum Discussion
The only difference between the 2500 and 3500 is an extra rear leaf spring. You could easily add an additional spring to a 2500 to get some extra payload capacity.
