GMC Sierra Denali 6.2L V8 VVT 10AT $4WD (420 HP) (6’ 6” box) GMC Sierra HD AT4X AT4X 6.6L V8 10AT AWD (406 HP)
engine specs
Cylinders
V8V8
Power
308.9 KW @ 5600 RPM
420 HP @ 5600 RPM
414 BHP @ 5600 RPM
299 KW @ 5200 RPM
406.6 HP @ 5200 RPM
401 BHP @ 5200 RPM
Torque
460 lb-ft @ 4100 RPM
623 Nm @ 4100 RPM
464 lb-ft @ 4000 RPM
629 Nm @ 4000 RPM
Fuel System
Turbocharged Direct InjectionDirect Injection
Fuel
GasolineGasoline
Fuel capacity
24 gallons (90.8 L)35.9 gallons (135.9 L)
transmission specs
Drive Type
All Wheel DriveAll Wheel Drive
Gearbox
10-Speed automatic10-speed automatic
brakes specs
Front
Ventilated DiscsVentilated Discs
Rear
Ventilated DiscsVentilated Discs
tires specs
Tire Size
275/55R20LT305/70R18 MT
dimensions
Length
238.9 in (6068 mm)250.7 in (6368 mm)
Width
80 in (2032 mm)81.9 in (2080 mm)
Height
74.2 in (1885 mm)82.7 in (2101 mm)
Front/rear Track
-69.4/69.3 in (1,763/1,760 mm)
Wheelbase
153 in (3886 mm)159.1 in (4041 mm)
Cargo Volume
63 cuFT (1784 L)-
weight specs
Unladen Weight
5529 lbs (2508 kg)7516 lbs (3409 kg)
Gross Weight Limit
7200 lbs (3266 kg)10849 lbs (4921 kg)
fuel economy (nedc)
City
15 mpg US (15.7 L/100Km)-
Highway
20 mpg US (11.8 L/100Km)-

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