Class 3, 4, 5 sales through November of 2014 for the year in total units
Chevrolet 24,001
Ram 137,837
Ford (includes F-450) 109,813
Ram has also had the greatest percentage increase in sales in this segment.
I do not view the guys who write for pickuptrucks.com as reliable and credible sources for information. They are little better than the pundits at Fox "News". Or to paraphrase Mark Twain, if you don't watch the news you are uninformed. If you do watch the news you are misinformed.