Truck By admin – April 18, 2012 Posted in: Automotive ZF has announced that its 8-speed automatic transmission (8HP) will be available in the 5.7-liter HEMI V-8 and standard with the Pentastar 3.6-liter V-6 for the 2013 Ram 1500 pick-up truck. Chrysler 2013 Ram powered by ZF's 8-speed automatic transmission With