Sometimes whining pays off. Maybe thats where the name comes from. In name, at least. The jacked up, fat-tire profile does contribute to knocking the EPA combined fuel economy rating down from 22 mpg to 19 mpg, however. The maximum tow rating also remains 7,500 pounds.
the jacked up, fat-tire profile does not contribute to gas.
( z0 contribute :ARG0 ( z1 profile :mod ( z2 tire :ARG1-of ( z3 fat ) ) :mod ( z4 jack ) ) :ARG2 ( z5 gas ) :polarity - )
(z0 / contribute-01
    :ARG0 (z1 / profile
              :mod (z2 / tire
                       :ARG1-of (z3 / fat-03))
              :mod (z4 / jack))
    :ARG2 (z5 / gas)
    :polarity -)
the jacked up , fat - tire profile does not contribute to gas .
z2 :ARG1-of z3
z1 :mod z2
z1 :mod z4
z0 :polarity 0
z0 :ARG0 z1
z0 :ARG2 z5