PowertrainEngineV8, EcoTec3, FF, 5.3LHorsepower355 @ 5600 RPMTorque383 @ 4100 rpmFuel EconomyCity 15/Hwy 22/Comb 18 MPGBore x Stroke3.78 x 3.62Compression Ratio11.0Fuel TypeFlexible FuelFuel InductionDirect InjectionValve TrainOverhead ValveCylinders8Total no. valves16TransmissionAuto, 6-Spd HD OverdriveDrivetrain4WDTransfer CaseSingle-Spd Electronic Autotrac

DimensionsFuel Capacity31.0 gallonsWheel Base130.0 inchesOverall Length224.3 inchesWidth with mirrors80.5 inchesHeight74.4 inchesCurb Weight5775 lbs.Tires / Wheel SizeP275/55R20Turning Diameter43.0 feetAxle Ratio3.42Minimum Ground Clearance7.9 inchesGVWR7500 lbs.Towing Capacity, Maximum8100 lbs.Payload Capacity1606 lbs.Head Room: Front42.8 inchesHead Room: Rear38.5 inchesLeg Room: Front45.3 inchesLeg Room: Rear34.5 inchesShoulder Room: Front64.8 inchesShoulder Room: Rear62.6 inchesTrunk or Cargo Capacity121.1 cu.ft.