Standard models included pickups and chassis cabs only.
The company's sputtering sales of light trucks, which include sport utility vehicles, minivans and pickups, have also cut into its profitability.
Sales of light trucks, which include pickups, dropped 17.1 percent, to 101,507.
Sales of light trucks, which includes pickups, mini-vans, and sport utility vehicles, dropped 10.1 percent, to 69,009.
Its truck sales, which include mini-vans and pickups, rose 76.1 percent, to 19,550, Ward's said.
Light trucks includes vans, pickups, and sport utility vehicles.
Sales of light trucks, which include mini-vans, utility vehicles and pickups, rose 17.3 percent, to 138,230.
Sales of light trucks, which include mini-vans, sport-utility vehicles and pickups, rose 17.8 percent, to 179,290.
But sales of light trucks - which include mini-vans, sport-utility vehicles and pickups - rose 24.6 percent, to 136,078.
Sales of light trucks, which include sport utilities, pickups and mini-vans, reached 170,641, up 23.4 percent.