2011 GMC Sierra 1/2 ton 4x4
6.2 V-8 Gas
6 spd auto
Sorry, don't know but stock factory
Best Fuel Economy Empty:
15-17 Hwy (always pushing the limit from at to + 7)
Best Fuel Economy Loaded: (guessing around 13.000# combined)
8-9 Hwy (68-72 mph)
Load / Driving
YJ on 18 ft flatbed estimated @ 7,000#
GLFWDA member since 1979.
Member Southern Michigan Rock Crawlers.