Chevrolet : CHEVROLET SILVERADO GEARS UP FOR 2015 August 20, 2014 By Tyler Hopper 0 SharesTweetSharePinShareThe all-new, GM-developed Hydra-Matic 8L90 eight-speed transmission is matched with the available 6.2L EcoTec3 V-8 engin Read more here: Newspress 0 SharesTweetSharePinShare