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2026 GMC Sierra 2500 Denali Ultimate specs & colors

MSRP
2WD Reg Cab 142" Pro
$47,000
2WD Double Cab 149" Pro
$48,900
2WD Double Cab 162" Pro
$49,100
4WD Reg Cab 142" Pro
$49,800
2WD Crew Cab 159" Pro
$50,700
2WD Crew Cab 172" Pro
$50,900
4WD Double Cab 149" Pro
$51,700
4WD Double Cab 162" Pro
$51,900
4WD Crew Cab 159" Pro
$53,500
4WD Crew Cab 172" Pro
$53,700
4WD Reg Cab 142" SLE
$54,000
4WD Double Cab 149" SLE
$56,100
4WD Double Cab 162" SLE
$56,300
4WD Crew Cab 159" SLE
$57,900
4WD Crew Cab 172" SLE
$58,100
4WD Crew Cab 159" SLT
$65,200
4WD Crew Cab 172" SLT
$65,500
4WD Crew Cab 159" AT4
$72,200
4WD Crew Cab 172" AT4
$72,400
4WD Crew Cab 159" Denali
$75,200
4WD Crew Cab 172" Denali
$75,400
4WD Crew Cab 159" AT4X
$85,200
4WD Crew Cab 159" Denali Ultimate
$94,200
4WD Crew Cab 172" Denali Ultimate
$94,500
$94,200
Starting MSRP
Current listing price
2026 GMC Sierra 2500 Denali Ultimate

Showing the 2026 GMC Sierra 2500 4WD Crew Cab 159" Denali Ultimate

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Key specs

Color options

Interior
Alpine Umber

Packages

  • $0

    Starting MSRP

    • includes standard equipment

Specifications

Highlights

Turbocharged Diesel V8
Engine Type
-
MPG
470 hp
Horsepower
5
Seating Capacity

Brakes

Pwr
Brake Type
4-Wheel
Brake ABS System
N/A
Brake ABS System (Second Line)
Yes
Disc - Front (Yes or )
Yes
Disc - Rear (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
Drum - Rear (Yes or )

Electrical

730
Cold Cranking Amps @ 0° F (Primary)
220
Maximum Alternator Capacity (amps)

Engine

Turbocharged Diesel V8
Engine Type
6.6L/-TBD-
Displacement
470 @ 2800
SAE Net Horsepower @ RPM
975 @ 1600
SAE Net Torque @ RPM
10-Speed A/T
A/T
Transmission Options
-
MPG
N/A
Total Cooling System Capacity

Entertainment

Optional
Bluetooth®
Standard
Bluetooth®

Measurements

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

Safety

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

Steering

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

Suspension

Short/Long Arm
Suspension Type - Front
Multi-Leaf Springs
Suspension Type - Rear
N/A
Axle Type - Front
N/A
Axle Type - Rear

Tires & Wheels

LT275/65R20
Front Tire Size
LT275/65R20
Rear Tire Size
LT275/70R18
Spare Tire Size
20 x -TBD- in
Front Wheel Size
20 x -TBD- in
Rear Wheel Size
N/A
Spare Wheel Size
Aluminum
Front Wheel Material
Aluminum
Rear Wheel Material
Steel
Spare Wheel Material

Weight & Capacity

N/A
Base Curb Weight
4,013 lbs
Curb Weight - Front
2,812 lbs
Curb Weight - Rear
0 lbs
Option Weight - Front
0 lbs
Option Weight - Rear
6,825 lbs
As Spec'd Curb Weight
3,175 lbs
As Spec'd Payload
3,175 lbs
Maximum Payload Capacity
26,000 lbs
Gross Combined Wt Rating
5,000 lbs
Dead Weight Hitch - Max Trailer Wt.
500 lbs
Dead Weight Hitch - Max Tongue Wt.
18,500 lbs
Wt Distributing Hitch - Max Trailer Wt.
1,850 lbs
Wt Distributing Hitch - Max Tongue Wt.
17,200 lbs
Fifth Wheel Hitch - Max Trailer Wt.
4,300 lbs
Fifth Wheel Hitch - Max Tongue Wt.
20,000 lbs
Maximum Trailering Capacity
36 gal
Fuel Tank Capacity, Approx
N/A
Aux Fuel Tank Capacity, Approx
N/A
Gross Axle Weight Rating
6,825 lbs
Curb Weight
0 lbs
Total Option Weight
10,000 lbs
Gross Vehicle Weight Rating

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2026 GMC Sierra 2500 Denali Ultimate

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