2025 GMC Sierra 2500HD - Specs & Features

More about the 2025 Sierra 2500HD

Starting MSRP

$50,100

Overview

Gas Engine

Drive Type	four wheel drive
Total Seating	6
Bed length	82.3 in.
Payload Capacity	3,383 lbs.
Towing Capacity	14,500 lbs.
Curb Weight	6,929 lbs.
Basic Warranty	3 yr./ 36,000 mi.
Country of final assembly	United States

Fuel & MPG

Fuel type	Regular unleaded
Range in miles (city/hwy)	0/0 mi.
Fuel tank capacity	36.0 gal.

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Engine

Base engine size	6.6 L
Cylinders	V8
Base engine type	Gas

Horsepower	401 hp @ 5,200 rpm
Torque	464 lb-ft @ 4,000 rpm
Valves	16
Cam type	Overhead valves (OHV)
Valve timing	Variable
Direct injection	Standard

Towing & Hauling

Max Towing Capacity	14,500 lbs.
Max Payload Capacity	3,383 lbs.

Drivetrain

Transmission	10-speed shiftable automatic
Drive type	Four wheel drive
Part time 4WD	Standard

Electronic hi-lo gear selection	Standard
Automatic locking hubs	Standard
Rear locking differential	Standard

Incentives

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Suspension

Front independent suspension	Standard
Stabilizer bar stabilizer bar	Standard

Dimensions

Length	241.2 in.
Overall width without mirrors	81.9 in.
Height	80.0 in.

Wheelbase	149.0 in.
Bed length	82.3 in.
Turning circle	49.5 ft.
Ground clearance	10.2 in.
Curb weight	6,929 lbs.
Maximum towing capacity	14,500 lbs.
Maximum payload	3,383 lbs.
Gross weight	10,350 lbs.
Country of final assembly	United States

Colors

Exterior Colors	Thunderstorm Gray Downpour Metallic Summit White Cardinal Red Sterling Metallic Onyx Black
Interior Colors	Jet Black, vinyl Jet Black, cloth

Front Seat Dimensions

Front head room	43.0 in.
Front leg room	44.5 in.
Front shoulder room	66.0 in.

Front hip room	61.2 in.
Cloth	Standard
40-20-40 split bench front seats	Standard
4-way manual driver seat adjustments	Standard
4-way manual passenger seat adjustment	Standard

Rear Seat Dimensions

Rear head room	39.9 in.
Rear leg room	35.2 in.
Rear shoulder room	64.9 in.

Rear hip room	60.2 in.
Split-folding rear seatback	Standard

Safety

Lane departure warning accident avoidance system	Standard
Pre-collision safety system	Standard
Post-collision safety system	Standard

Dual front side-mounted airbags	Standard
Front and rear head airbags	Standard
Passenger airbag occupant sensing deactivation	Standard
Stability control	Standard
Traction control	Standard
Child seat anchors	Standard
Rear door child safety locks	Standard
4-wheel ABS	Standard
Front and rear ventilated disc brakes	Standard
Tire pressure monitoring	Standard
Dusk sensing headlamps	Standard
Auto delay off headlamps	Standard
LED headlamp	Standard
Daytime running lights	Standard
2 front headrests	Standard
Front height adjustable headrests	Standard
2 rear headrests	Standard
Rear height adjustable headrests	Standard
Front center 3-point belt	Standard
Rear center 3-point belt	Standard
Engine immobilizer	Standard

Build Your 2025 Sierra 2500HD

At a Glance:

2 Trims
$46,300starting MSRP

Build & Price GMC.com

*The Manufacturer’s Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Dealer sets final price. Click here to see all GMC vehicles’ destination freight charges.

In-Car Entertainment

7.0" infotainment display size	Standard
AM/FM stereo	Standard
6 total speakers	Standard

Android Auto/Apple CarPlay	Standard
USB connection	Standard
USB with external media control	Standard
Speed sensitive volume control	Standard

Power Feature

4 one-touch power windows	Standard
Power door locks	Standard
Heated mirrors	Standard

Comfort & Convenience

Keyless ignition	Standard
Tilt-adjustable steering wheel	Standard
Power steering	Standard

Rear view camera	Standard
Front cupholders	Standard
Front and rear door pockets	Standard
Single zone front air conditioning	Standard
Rear ventilation ducts	Standard

Instrumentation

Trip computer	Standard
Tachometer	Standard
Clock	Standard

Tires & Wheels

Painted steel wheels	Standard
17 in. wheels	Standard
All season tires	Standard

LT245/75R17 tires	Standard
Fullsize matching spare tire	Standard
Underbody mounted spare tire	Standard

Telematics

Emergency Service	Standard
Airbag Deployment Notification	Standard
Stolen Vehicle Tracking/Assistance	Standard

Hands-Free Calling	Standard
Roadside Assistance	Standard
Concierge Service	Standard
Destination guidance (also Turn-by-Turn Navigation)	Standard
Destination Download	Standard

Warranty

Basic	3 yr./ 36,000 mi.
Drivetrain	5 yr./ 60,000 mi.
Rust	6 yr./ 100,000 mi.

Roadside assistance	5 yr./ 60,000 mi.
Free maintenance	1 yr./ unlimited mi.

Mechanical Options

E85 FlexFuel Capable	+$100
Trailering Wiring Provisions	+$35
Gooseneck/5th Wheel Prep Package	+$1,365

220 Amp Alternator	+$150
Gooseneck Hitch Package	+$325
Heavy Duty Front Spring/Camper Package	+$45
Power Take-Off	+$995
High Idle Switch	+$200
Duramax 6.6L Turbo-Diesel V8 Engine	+$9,490
Engine Block Heater	+$100
Integrated Trailer Brake Controller	+$275
Skid Plates	+$150
Auxiliary Battery	+$135
Max Trailering Package	+$100
Dual Alternators	+$380

Packages

Convenience Package w/Pickup Bed Delete	+$1,135
Convenience Package	+$1,135
X31 Off-Road Package	+$525

Snow Plow Prep/Camper Package	+$530

Safety & Security Options

1SA Pro Safety Plus Package	+$1,305

Interior Options

Color-Keyed Carpet Floor Covering	+$100
All-Weather Floor Liner	+$220
120-Volt Instrument Panel Power Outlet	+$225

Adaptive Cruise Control	+$725
SiriusXM Radio	+$100
Cruise Control	+$225
Upfitter Switch Kit	+$150

Exterior Options

Electric Rear-Window Defogger	+$225
Cargo Tie-Down Rings	+$145
6" Rectangular Black Tubular Assist Steps	+$795

Hard-folding Tonneau Cover by REV	+$1,595
Tri-Fold Soft Tonneau Cover	+$750
GMC MultiPro Tailgate Step Lights	+$195
Black Assist Step	+$570
Outside Vertical Trailering Mirrors	+$660
Deep-Tinted Glass	+$200
Smoked Amber LED Roof Marker Lamps	+$55
Outside Heated Power-Adjustable Mirrors	+$50
Front License Plate Kit	+$0
18" 8-Spoke Silver Extended Painted Steel Wheels	+$300
GMC MultiPro Tailgate	+$445
Spray-On Bed Liner	+$545
4" Round Black Tubular Assist Steps	+$850
Bed View Camera	+$250
LT265/70R17E All-Terrain Blackwall Tires	+$200
LT275/70R18E All-Terrain Blackwall Tires	+$200
Black Front and Rear Molded Splash Guards	+$298
LED Cargo Area Lighting	+$125
17" Machined Aluminum Wheels	+$350