Skip to main content

2020 GMC Sierra 1500 AT4 specs & colors

MSRP
2WD Reg Cab 140"
$29,600
2WD Double Cab 147"
$33,500
4WD Reg Cab 140"
$34,200
2WD Crew Cab 147"
$35,900
2WD Crew Cab 157"
$36,200
4WD Double Cab 147"
$36,800
2WD Double Cab 147" SLE
$38,000
4WD Crew Cab 147"
$39,200
4WD Crew Cab 157"
$39,500
2WD Crew Cab 147" SLE
$40,400
2WD Double Cab 147" Elevation
$40,500
2WD Crew Cab 157" SLE
$40,700
4WD Double Cab 147" SLE
$41,300
2WD Crew Cab 147" Elevation
$42,900
2WD Crew Cab 157" Elevation
$43,200
4WD Crew Cab 147" SLE
$43,700
4WD Double Cab 147" Elevation
$43,800
4WD Crew Cab 157" SLE
$44,000
2WD Double Cab 147" SLT
$44,500
4WD Crew Cab 147" Elevation
$46,200
4WD Crew Cab 157" Elevation
$46,500
2WD Crew Cab 147" SLT
$46,900
2WD Crew Cab 157" SLT
$47,200
4WD Double Cab 147" SLT
$48,000
4WD Crew Cab 147" SLT
$50,400
4WD Crew Cab 157" SLT
$50,700
4WD Double Cab 147" AT4
$51,300
4WD Crew Cab 147" AT4
$53,700
4WD Crew Cab 157" AT4
$54,000
2WD Crew Cab 147" Denali
$55,100
2WD Crew Cab 157" Denali
$55,400
4WD Crew Cab 147" Denali
$58,600
4WD Crew Cab 157" Denali
$58,900
$54,000
Starting MSRP
Current listing price
2020 GMC Sierra 1500 AT4

Showing the 2020 GMC Sierra 1500 4WD Crew Cab 157" AT4

Shop Now

Key specs

  • 4-door
  • 5 seats
  • 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
  • 18 combined MPG
  • 231.72" length, 75.6" height
  • Four Wheel Drive

Color options

Exterior

Cajun Red Tintcoat

Interior
Jet Black with Kalahari accents

Packages

  • Off-Road Performance Package

    $5,065

    Starting MSRP

    • includes (L87) 6.2L EcoTec3 V8 engine
    • (PDM) Performance Upgrade Package
    • LPO
    See more detail
    • includes (L87) 6.2L EcoTec3 V8 engine
    • (PDM) Performance Upgrade Package
    • LPO
    • (R3O) LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac tires and (RT5) 18" machined aluminum with Dark Grey accents
  • AT4 Preferred Equipment Group

    $0

    Starting MSRP

    • includes standard equipment
  • Driver Alert Package I

    $890

    Starting MSRP

    • includes (UD5) Front and Rear Park Assist
    • (UKC) Lane Change Alert with Side Blind Zone Alert and (UFG) Rear Cross Traffic Alert(Includes Perimeter Lighting.
  • Driver Alert Package II

    $1,095

    Starting MSRP

    • includes (UEU) Forward Collision Alert
    • (UHX) Lane Keep Assist/Lane Departure Warning
    • (UHY) Automatic Emergency Braking
    See more detail
    • includes (UEU) Forward Collision Alert
    • (UHX) Lane Keep Assist/Lane Departure Warning
    • (UHY) Automatic Emergency Braking
    • (UKJ) Front Pedestrian Braking
    • (TQ5) IntelliBeam headlamps
    • (KSG) Adaptive Cruise Control-Camera and (UE4) Following Distance IndicatorIncludes (HS1) Safety Alert Seat.)
  • AT4 Preferred Package

    $1,420

    Starting MSRP

    • includes (UG1) Universal Home Remote
    • (A48) rear sliding power window
    • (IOT) 8" diagonal Premium GMC Infotainment with navigation
    See more detail
    • includes (UG1) Universal Home Remote
    • (A48) rear sliding power window
    • (IOT) 8" diagonal Premium GMC Infotainment with navigation
    • (UQA) Bose Premium Audio System and (K4C) Wireless Charging
  • AT4 Premium Package

    $3,355

    Starting MSRP

    • includes (PDO) AT4 Preferred Package
    • (R3O) LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac tires
    • (PQB) Driver Alert Package I and (RVQ) 6" Black rectangular assist steps
    See more detail
    • includes (PDO) AT4 Preferred Package
    • (R3O) LT275/65R18C MT blackwall Goodyear Wrangler DuraTrac tires
    • (PQB) Driver Alert Package I and (RVQ) 6" Black rectangular assist steps
    • LPO
  • LPO, Performance Upgrade Package

    $2,275

    Starting MSRP

    • includes (5W7) Performance Air Intake System
    • LPO and (WBC) Cat-Back Performance Exhaust
    • LPO,
  • Technology Package

    $2,125

    Starting MSRP

    • includes (UVS) HD Surround Vision
    • (DRZ) Rear Camera Mirror
    • (UVN) Bed View Camera and (UV6) Multicolor 15" Diagonal Head-Up DisplayIncludes (UHS) 8" Digital Driver information Center and (DP6) Black mirror caps.)

Specifications

Highlights

Engine Type
Gas V8
MPG
16 City / 21 Hwy
Horsepower
277 hp
355 hp
420 hp
Seating Capacity
5

Brakes

Brake Type
Pwr
Brake ABS System
4-Wheel
Brake ABS System (Second Line)
N/A
Disc - Front (Yes or )
Yes
Disc - Rear (Yes or )
Yes
Front Brake Rotor Diam x Thickness
13.5 x 1.18 in
Rear Brake Rotor Diam x Thickness
13.6 x 0.79 in
Drum - Rear (Yes or )
N/A

Electrical

Cold Cranking Amps @ 0° F (Primary)
730
Maximum Alternator Capacity (amps)
170

Engine

SAE Net Torque @ RPM
383 @ 4100
SAE Net Horsepower @ RPM
355 @ 5600
Engine Type
Gas V8
Displacement
5.3L/325
Transmission Options
10-Speed A/T
8-Speed A/T
A/T
MPG
16 City / 21 Hwy
Total Cooling System Capacity
N/A

Entertainment

Bluetooth®
Optional
Bluetooth®
Standard

Measurements

Length, Overall w/o rear bumper
N/A
Length, Overall w/rear bumper
N/A
Length, Overall
241 in
Width, Max w/o mirrors
81 in
Height, Overall
78 in
Overhang, Front
N/A
Overhang, Rear w/o bumper
N/A
Cab to End of Frame
N/A
Ground to Top of Load Floor
N/A
Ground Clearance, Front
10 in
Ground Clearance, Rear
10 in
Cargo Box Length @ Floor
79 in
Cargo Box Width @ Top, Rear
N/A
Cargo Box Width @ Wheelhousings
51 in
Cargo Box (Area) Height
22 in
Tailgate Width
N/A
Cargo Volume
72 ft³
Ext'd Cab Cargo Volume
N/A
Passenger Capacity
5
Cargo Box Width @ Floor
71 in
Front Head Room
43 in
Front Leg Room
45 in
Front Shoulder Room
66 in
Front Hip Room
61 in
Second Head Room
40 in
Second Leg Room
43 in
Second Shoulder Room
65 in
Second Hip Room
60 in
Wheelbase
157 in

Safety

Stability Control
Standard
Backup Camera
Optional

Steering

Steering Type
Electric Rack & Pinion
Steering Ratio (:1), Overall
N/A
Turning Diameter - Curb to Curb
50 ft
Turning Diameter - Wall to Wall
N/A

Suspension

Suspension Type - Front
Independent
Suspension Type - Rear
Solid Axle
Axle Type - Front
N/A
Axle Type - Rear
N/A

Tires & Wheels

Front Tire Size
265/65R18SL
Rear Tire Size
265/65R18SL
Spare Tire Size
265/70R17SL
Front Wheel Size
18 x 8.5 in
Rear Wheel Size
18 x 8.5 in
Spare Wheel Size
17 x -TBD- in
Front Wheel Material
Aluminum
Rear Wheel Material
Aluminum
Spare Wheel Material
Steel

Weight & Capacity

Base Curb Weight
N/A
Curb Weight - Front
2,928 lbs
Curb Weight - Rear
1,959 lbs
Option Weight - Front
0 lbs
Option Weight - Rear
0 lbs
As Spec'd Curb Weight
5,180 lbs
As Spec'd Payload
1,820 lbs
Maximum Payload Capacity
2,113 lbs
Gross Vehicle Weight Rating
7,000 lbs
Total Option Weight
0 lbs
Curb Weight
4,887 lbs
Gross Axle Weight Rating
7,600 lbs
Gross Combined Wt Rating
15,000 lbs
Dead Weight Hitch - Max Trailer Wt.
5,000 lbs
Dead Weight Hitch - Max Tongue Wt.
500 lbs
Wt Distributing Hitch - Max Trailer Wt.
9,200 lbs
Wt Distributing Hitch - Max Tongue Wt.
920 lbs
Fifth Wheel Hitch - Max Trailer Wt.
7,600 lbs
Fifth Wheel Hitch - Max Tongue Wt.
1,900 lbs
Maximum Trailering Capacity
9,200 lbs
Fuel Tank Capacity, Approx
24 gal
Aux Fuel Tank Capacity, Approx
N/A

Compare trims

2020 GMC Sierra 1500 AT4

Wondering which trim is right for you?