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2021 GMC Sierra 3500 Denali specs & colors

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
$66,900
Starting MSRP
Current listing price
2021 GMC Sierra 3500 Denali

Showing the 2021 GMC Sierra 3500 4WD Crew Cab 172" Denali

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Key specs

Color options

Interior
Jet Black
Dark Walnut / Dark Ash Grey

Packages

  • $0

    Starting MSRP

    • includes standard equipment

Specifications

Highlights

Gas V8
Engine Type
-
MPG
401 hp
445 hp
Horsepower
5
Seating Capacity

Brakes

Pwr
Brake Type
N/A
Drum - Rear (Yes or )
4-Wheel
Brake ABS System
Yes
Disc - Rear (Yes or )
Yes
Disc - Front (Yes or )
14 x 1.6 in
Front Brake Rotor Diam x Thickness
14.1 x 1.3 in
Rear Brake Rotor Diam x Thickness
N/A
Brake ABS System (Second Line)

Electrical

170
Maximum Alternator Capacity (amps)
720
Cold Cranking Amps @ 0° F (Primary)

Engine

6.6L/-TBD-
Displacement
401 @ 5200
SAE Net Horsepower @ RPM
464 @ 4000
SAE Net Torque @ RPM
Gas V8
Engine Type
6-Speed A/T
10-Speed A/T
A/T
Transmission Options
-
MPG
N/A
Total Cooling System Capacity

Entertainment

Optional
Bluetooth®
Standard
Bluetooth®

Measurements

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

Safety

Standard
Stability Control
Optional
Backup Camera
Optional
Rear Cross Traffic Alert
Optional
Lane Departure Warning

Steering

N/A
Steering Ratio (:1), Overall
N/A
Turning Diameter - Wall to Wall
57 ft
Turning Diameter - Curb to Curb
Pwr Recirculating Ball
Steering Type

Suspension

3-Stage Multi-Leaf
Suspension Type - Rear
N/A
Axle Type - Rear
Short/Long Arm w/Torsion Bars
Suspension Type - Front
Independent
Axle Type - Front

Tires & Wheels

Steel
Spare Wheel Material
Aluminum
Front Wheel Material
20 x 8.5 in
Rear Wheel Size
20 x 8.5 in
Front Wheel Size
18 x 8 in
Spare Wheel Size
Aluminum
Rear Wheel Material
LT275/70R18
Spare Tire Size
LT275/65R20
Rear Tire Size
LT275/65R20
Front Tire Size

Weight & Capacity

7,172 lbs
Curb Weight
500 lbs
Dead Weight Hitch - Max Tongue Wt.
1,450 lbs
Wt Distributing Hitch - Max Tongue Wt.
3,126 lbs
Curb Weight - Rear
14,500 lbs
Wt Distributing Hitch - Max Trailer Wt.
20,000 lbs
Maximum Trailering Capacity
7,538 lbs
As Spec'd Curb Weight
16,090 lbs
Fifth Wheel Hitch - Max Trailer Wt.
24,000 lbs
Gross Combined Wt Rating
4,046 lbs
Curb Weight - Front
3,962 lbs
As Spec'd Payload
4,022 lbs
Fifth Wheel Hitch - Max Tongue Wt.
N/A
Aux Fuel Tank Capacity, Approx
5,000 lbs
Dead Weight Hitch - Max Trailer Wt.
0 lbs
Option Weight - Rear
N/A
Base Curb Weight
12,450 lbs
Gross Axle Weight Rating
4,328 lbs
Maximum Payload Capacity
11,500 lbs
Gross Vehicle Weight Rating
0 lbs
Option Weight - Front
0 lbs
Total Option Weight
36 gal
Fuel Tank Capacity, Approx

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2021 GMC Sierra 3500 Denali

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