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
$60,500
Starting MSRP
Current listing price
Current listing price
Showing the 2021 GMC Sierra 3500 4WD Crew Cab 172" 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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Yes
Disc - Front (Yes or )
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4-Wheel
Brake ABS System
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N/A
Drum - Rear (Yes or )
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14 x 1.6 in
Front Brake Rotor Diam x Thickness
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N/A
Brake ABS System (Second Line)
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Pwr
Brake Type
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14.1 x 1.3 in
Rear Brake Rotor Diam x Thickness
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Yes
Disc - Rear (Yes or )
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Electrical
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170
Maximum Alternator Capacity (amps)
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720
Cold Cranking Amps @ 0° F (Primary)
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Engine
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Gas V8
Engine Type
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464 @ 4000
SAE Net Torque @ RPM
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6.6L/-TBD-
Displacement
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401 @ 5200
SAE Net Horsepower @ RPM
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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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Standard
Bluetooth®
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Optional
Bluetooth®
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Measurements
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N/A
Cargo Box Width @ Top, Rear
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82 in
Width, Max w/o mirrors
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66 in
Front Shoulder Room
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11 in
Ground Clearance, Front
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N/A
Length, Overall w/o rear bumper
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N/A
Overhang, Front
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65 in
Second Shoulder Room
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98 in
Cargo Box Length @ Floor
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266 in
Length, Overall
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60 in
Second Hip Room
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N/A
Ext'd Cab Cargo Volume
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N/A
Cab to End of Frame
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5
Passenger Capacity
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71 in
Cargo Box Width @ Floor
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40 in
Second Head Room
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N/A
Length, Overall w/rear bumper
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21 in
Cargo Box (Area) Height
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N/A
Tailgate Width
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51 in
Cargo Box Width @ Wheelhousings
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43 in
Front Head Room
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45 in
Front Leg Room
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N/A
Ground to Top of Load Floor
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N/A
Overhang, Rear w/o bumper
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172 in
Wheelbase
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61 in
Front Hip Room
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84 ft³
Cargo Volume
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81 in
Height, Overall
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11 in
Ground Clearance, Rear
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43 in
Second Leg Room
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Safety
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Optional
Backup Camera
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Standard
Stability Control
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Steering
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N/A
Steering Ratio (:1), Overall
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57 ft
Turning Diameter - Curb to Curb
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Pwr Recirculating Ball
Steering Type
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N/A
Turning Diameter - Wall to Wall
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Suspension
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N/A
Axle Type - Rear
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3-Stage Multi-Leaf
Suspension Type - Rear
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Independent
Axle Type - Front
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Short/Long Arm w/Torsion Bars
Suspension Type - Front
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Tires & Wheels
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Steel
Spare Wheel Material
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LT275/70R18
Spare Tire Size
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Aluminum
Rear Wheel Material
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LT275/70R18
Front Tire Size
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LT275/70R18
Rear 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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Weight & Capacity
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11,500 lbs
Gross Vehicle Weight Rating
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4,046 lbs
Curb Weight - Front
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16,210 lbs
Fifth Wheel Hitch - Max Trailer Wt.
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4,233 lbs
As Spec'd Payload
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36 gal
Fuel Tank Capacity, Approx
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0 lbs
Option Weight - Front
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0 lbs
Option Weight - Rear
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12,450 lbs
Gross Axle Weight Rating
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500 lbs
Dead Weight Hitch - Max Tongue Wt.
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N/A
Aux Fuel Tank Capacity, Approx
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7,267 lbs
As Spec'd Curb Weight
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4,052 lbs
Fifth Wheel Hitch - Max Tongue Wt.
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1,450 lbs
Wt Distributing Hitch - Max Tongue Wt.
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24,000 lbs
Gross Combined Wt Rating
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5,000 lbs
Dead Weight Hitch - Max Trailer Wt.
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20,000 lbs
Maximum Trailering Capacity
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7,172 lbs
Curb Weight
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14,500 lbs
Wt Distributing Hitch - Max Trailer Wt.
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3,126 lbs
Curb Weight - Rear
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N/A
Base Curb Weight
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4,328 lbs
Maximum Payload Capacity
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0 lbs
Total Option 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.