Towing. Hauling. Dirt. Trucks. Ram. Chrysler’s rough-and-tumble pickup division had another blockbuster year with sales swelling 28 percent. This goat-themed division sold a whisker more than 469,000 vehicles in 2014. Will strong competition from the Chevrolet Silverado and a new aluminum-intensive F-150 blunt Ram’s success? Only time will tell.