2021 GMC Sierra 3500 AT4 specs & colors
Crew Cab Pickup
MSRP
- 2WD Reg Cab 142"
- $37,400
- 2WD Double Cab 162"
- $40,200
- 4WD Reg Cab 142"
- $40,200
- 2WD Crew Cab 159"
- $41,800
- 2WD Crew Cab 172"
- $42,000
- 2WD Reg Cab 142" SLE
- $42,800
- 4WD Double Cab 162"
- $43,000
- 4WD Crew Cab 159"
- $44,600
- 4WD Crew Cab 172"
- $44,800
- 2WD Double Cab 162" SLE
- $45,000
- 4WD Reg Cab 142" SLE
- $45,600
- 2WD Crew Cab 159" SLE
- $46,600
- 2WD Crew Cab 172" SLE
- $46,800
- 4WD Double Cab 162" SLE
- $47,800
- 4WD Crew Cab 159" SLE
- $49,400
- 4WD Crew Cab 172" SLE
- $49,600
- 2WD Crew Cab 159" SLT
- $54,600
- 2WD Crew Cab 172" SLT
- $54,800
- 4WD Crew Cab 159" SLT
- $57,400
- 4WD Crew Cab 172" SLT
- $57,600
- 4WD Crew Cab 159" AT4
- $60,300
- 4WD Crew Cab 172" AT4
- $60,500
- 4WD Crew Cab 159" Denali
- $66,700
- 4WD Crew Cab 172" Denali
- $66,900
$60,300
Starting MSRP
Current listing price
Current listing price
Showing the 2021 GMC Sierra 3500 4WD Crew Cab 159" AT4
Shop NowKey specs
Color options
Interior
Jet Black with Kalahari accents
Packages
$0
Starting MSRP
- includes standard equipment
Specifications
Highlights
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Gas V8
Engine Type
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-
MPG
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401 hp
445 hp Horsepower
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5
Seating Capacity
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Brakes
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Pwr
Brake Type
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4-Wheel
Brake ABS System
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N/A
Brake ABS System (Second Line)
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Yes
Disc - Front (Yes or )
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Yes
Disc - Rear (Yes or )
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14 x 1.6 in
Front Brake Rotor Diam x Thickness
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14.1 x 1.3 in
Rear Brake Rotor Diam x Thickness
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N/A
Drum - Rear (Yes or )
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Electrical
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720
Cold Cranking Amps @ 0° F (Primary)
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170
Maximum Alternator Capacity (amps)
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Engine
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401 @ 5200
SAE Net Horsepower @ RPM
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464 @ 4000
SAE Net Torque @ RPM
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6.6L/-TBD-
Displacement
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Gas V8
Engine Type
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6-Speed A/T
10-Speed A/T A/T Transmission Options
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-
MPG
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N/A
Total Cooling System Capacity
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Entertainment
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Optional
Bluetooth®
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Standard
Bluetooth®
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Measurements
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43 in
Front Head Room
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45 in
Front Leg Room
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66 in
Front Shoulder Room
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61 in
Front Hip Room
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40 in
Second Head Room
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43 in
Second Leg Room
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65 in
Second Shoulder Room
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60 in
Second Hip Room
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159 in
Wheelbase
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N/A
Length, Overall w/o rear bumper
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N/A
Length, Overall w/rear bumper
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250 in
Length, Overall
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82 in
Width, Max w/o mirrors
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81 in
Height, Overall
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N/A
Overhang, Front
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N/A
Overhang, Rear w/o bumper
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N/A
Cab to End of Frame
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N/A
Ground to Top of Load Floor
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11 in
Ground Clearance, Front
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11 in
Ground Clearance, Rear
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82 in
Cargo Box Length @ Floor
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N/A
Cargo Box Width @ Top, Rear
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71 in
Cargo Box Width @ Floor
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52 in
Cargo Box Width @ Wheelhousings
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21 in
Cargo Box (Area) Height
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N/A
Tailgate Width
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70 ft³
Cargo Volume
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N/A
Ext'd Cab Cargo Volume
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5
Passenger Capacity
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Safety
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Standard
Stability Control
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Optional
Backup Camera
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Steering
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Pwr Recirculating Ball
Steering Type
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N/A
Steering Ratio (:1), Overall
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53 ft
Turning Diameter - Curb to Curb
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N/A
Turning Diameter - Wall to Wall
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Suspension
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Short/Long Arm w/Torsion Bars
Suspension Type - Front
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3-Stage Multi-Leaf
Suspension Type - Rear
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Independent
Axle Type - Front
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N/A
Axle Type - Rear
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Tires & Wheels
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LT275/70R18
Front Tire Size
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LT275/70R18
Rear Tire Size
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LT275/70R18
Spare Tire Size
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18 x 8 in
Front Wheel Size
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18 x 8 in
Rear Wheel Size
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18 x 8 in
Spare Wheel Size
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Aluminum
Front Wheel Material
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Aluminum
Rear Wheel Material
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Steel
Spare Wheel Material
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Weight & Capacity
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20,000 lbs
Maximum Trailering Capacity
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36 gal
Fuel Tank Capacity, Approx
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N/A
Aux Fuel Tank Capacity, Approx
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12,050 lbs
Gross Axle Weight Rating
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6,766 lbs
Curb Weight
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0 lbs
Total Option Weight
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11,350 lbs
Gross Vehicle Weight Rating
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4,057 lbs
Fifth Wheel Hitch - Max Tongue Wt.
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16,230 lbs
Fifth Wheel Hitch - Max Trailer Wt.
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1,450 lbs
Wt Distributing Hitch - Max Tongue Wt.
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14,500 lbs
Wt Distributing Hitch - Max Trailer Wt.
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500 lbs
Dead Weight Hitch - Max Tongue Wt.
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5,000 lbs
Dead Weight Hitch - Max Trailer Wt.
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24,000 lbs
Gross Combined Wt Rating
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4,584 lbs
Maximum Payload Capacity
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4,317 lbs
As Spec'd Payload
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7,033 lbs
As Spec'd Curb Weight
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0 lbs
Option Weight - Rear
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0 lbs
Option Weight - Front
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2,915 lbs
Curb Weight - Rear
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3,851 lbs
Curb Weight - Front
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N/A
Base Curb Weight
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Compare trims
Wondering which trim is right for you?
Our 2021 GMC Sierra 3500 trim comparison will help you decide.