Engine, Vortec 6.0L V8 SFI (319 hp [237.9 kW] at 4600 rpm, 367 lb-ft of torque [495.5 N-m] at 4400 rpm) (Standard on *G23406, *G33406 or *G33706 models. Includes external engine oil cooler. Reference the Engine/Axle page for availability. Horsepower and torque may vary based on whether (FE9) Federal emissions requirements or (YF5) California emissions requirements are ordered.)
Rear axle, 3.73 ratio (Standard on *G23406 and *G33*06 models. Available on **13406 models.)
Rear-wheel drive
Battery, 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power
Alternator, 105 amps (Not available with (C69) rear air conditioning or **13406 models.)