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Engine Type
Gen IV 6.2L Vortec V8 VVT
Horsepower/Torque
403 hp at 5,700 rpm and 417 lb-ft at 4,300 rpm
Transmission
Drive SystemAll-Wheel-Drive system with single-speed open differential transfer case,
40/60 front/rear torque split and full-time operation
Standard TransmissionHydra-Matic 6L80 heavy-duty 6-speed automatic transmission with
electronically controlled shifts plus Driver Shift Control manual mode, Performance
Algorithm Shifting (PAS) and tow/haul mode