The first 2008 gas-powered Isuzu N-Series and GMC/Chevrolet W-Series low cab forward trucks recently rolled off the production line at the GM assembly plant in Janesville, Wis. The new models feature the Vortec 6.0L V8 engine with 325hp. They are mated to a Hydra-Matic 4L80 4-speed automatic transmission with lockup torque converter and overdrive.

GVW ratings remain at 12,000 and 14,400 pounds.