2018 GMC Sierra 1500 2WD Crew Cab 143.5" Denali

Dimensions
Length
229.5 inches
Height
74 inches
Max width
80 inches
Wheelbase
143 inches
Ground Clearance
8.7 inches
Interior Colors And Materials
Standard Interior Materials
  • Jet Black, Perforated leather-appointed front seat trim
  • Cocoa/Dark Sand, Perforated leather-appointed front seat trim
Interior
Seating Capacity
5 seater
Front Seat Leg Room
45 inches
Front Seat Head Room
42 inches
Front Seat Shoulder Room
66 inches
Front Seat Hip Room
60 inches
Rear Seat Leg Room
40 inches
Rear Seat Head Room
40 inches
Rear Seat Shoulder Room
65 inches
Rear Seat Hip Room
60 inches
Performance
Engine
5.3-liter V8 Gas
Transmission
8-speed shiftable automatic
Drivetrain
Rear wheel drive
Horsepower @ RPM
355 @ 5600
Torque @ RPM
383 @ 4100
Fuel Efficiency
Fuel Tank Capacity
26 gallons
Fuel Economy
Combined:
18 mpg
City:
16 mpg
Highway:
22 mpg
Cruising Range
City:
416 miles
Highway:
572 miles
Suspensions And Tires
Wheels and Tires
Front Tire:
P275/55R20
Rear Tire:
P275/55R20
Spare Tire:
P265/70R17
Suspension Type
Steering Type:
Electric Rack & Pinion
Turining Diameter
Curb to Curb:
47 ft