Used 2021 GMC Sierra 2500HD SLE Specs & Features

Starting MSRP

$43,800

Overview

Gas Engine

Drive Type	four wheel drive
Total Seating	3
Bed length	98.3 in.
Payload Capacity	3,794 lbs.
Towing Capacity	14,500 lbs.
Curb Weight	6,418 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.

2021 GMC Sierra 2500HD for sale near you

3 of 30 listings

SLE Diesel Crew Cab
MSRP: $28,000
18 mi away
SLT Crew Cab
MSRP: $48,502
1 mi away
AT4 Diesel Crew Cab
MSRP: N/A
1 mi away

Denali Diesel Crew Cab
MSRP: N/A
22 mi away
Denali Diesel Crew Cab
MSRP: $57,115
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Denali Diesel Crew Cab
MSRP: $69,400
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AT4 Diesel Crew Cab
MSRP: $44,991
12 mi away
AT4 Crew Cab
MSRP: $56,590
In-stock online
Denali Diesel Crew Cab
MSRP: $45,404
6 mi away

See all 30 listings

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	3,794 lbs.

Drivetrain

Transmission	6-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	235.5 in.
Overall width without mirrors	81.8 in.
Height	79.9 in.

Wheelbase	141.6 in.
Bed length	98.3 in.
Turning circle	46.9 ft.
Ground clearance	10.2 in.
Curb weight	6,418 lbs.
Maximum towing capacity	14,500 lbs.
Maximum payload	3,794 lbs.
Gross weight	10,250 lbs.
Country of final assembly	United States

Colors

Exterior Colors	Pacific Blue Metallic Quicksilver Metallic Ebony Twilight Metallic Cardinal Red Cayenne Red Tintcoat Summit White Brownstone Metallic Onyx Black
Interior Colors	Jet Black, cloth Dark Walnut/Slate, cloth

Front Seat Dimensions

Front head room	43.1 in.
Front leg room	44.5 in.
Front shoulder room	66.1 in.

Front hip room	60.9 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

Safety

Post-collision safety system	Standard
Dual front side-mounted airbags	Standard
Front head airbags	Standard

Passenger airbag occupant sensing deactivation	Standard
Stability control	Standard
Traction control	Standard
Child seat anchors	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
Turn signal mirrors	Standard
2 front headrests	Standard
Front height adjustable headrests	Standard
Front 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

AM/FM stereo	Standard
2 total speakers	Standard
Android Auto/Apple CarPlay	Standard

USB connection	Standard
USB with external media control	Standard
Satellite radio satellite radio	Standard
3 months of provided satellite radio service	Standard
Speed sensitive volume control	Standard

Power Feature

2 one-touch power windows	Standard
Remote keyless power door locks	Standard
Heated mirrors	Standard

Comfort & Convenience

Tilt-adjustable steering wheel	Standard
Audio and cruise controls on steering wheel	Standard
Power steering	Standard

Rear view camera	Standard
Cruise control	Standard
Front cupholders	Standard
Leather steering wheel	Standard
Single zone front air conditioning	Standard
Dual illuminating vanity mirrors	Standard
Turn signal in mirrors	Standard

Instrumentation

Trip computer	Standard
Compass	Standard
External temperature display	Standard

Tachometer	Standard
Clock	Standard

Tires & Wheels

Alloy wheels	Standard
17 in. wheels	Standard
All season tires	Standard

LT245/75R17 tires	Standard
Fullsize non-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

Trailer Tire Pressure Monitor Sensors	+$50
Autotrac Active 2-Speed Electronic Transfer Case	+$200
High Idle Switch	+$200

Gooseneck/5th Wheel Package	+$1,090
Gooseneck Hitch Package	+$295
Underbody Shield	+$150
Engine Block Heater	+$100
Power Take-Off	+$995
Heavy Duty Front Spring/Camper Package	+$45
Auxiliary Battery	+$135
Trailering Wiring Provisions	+$35
Dual Alternators	+$380
220 Amp Alternator	+$150
Duramax 6.6L Turbo-Diesel V8 Engine	+$9,890

Packages

X31 Off-Road Package	+$525
Remote Start Package	+$525
ProGrade Trailering System	+$460

Snow Plow Prep/Camper Package	+$300
Preferred Package	+$685
GMC Protection Package	+$295
SLE Convenience Package	+$2,255
Assist Step and Floor Liner Package	+$695

Safety & Security Options

Driver Alert Package I	+$890
Driver Alert Package II	+$595

Interior Options

Rubberized-Vinyl Floor Covering	+$0
All-Weather Floor Liner	+$120

Exterior Options

Black Front and Rear Molded Splash Guards	+$190
Smoked Amber LED Roof Marker Lamps	+$55
LT265/70R17E All-Terrain Blackwall Tires	+$200

Outside Heated Power-Adjustable Mirrors	-$160
6" Rectangular Chromed Tubular Assist Steps	+$650
Pickup Bed Delete	-$1,215
LT275/65R20 All-Terrain Blackwall Tires	+$200
LT245/75R17E All-Season Blackwall Spare Tire	+$380
20" Machined Aluminum Wheels w/Bright Silver Accents	+$1,400
4" Round Chromed Tubular Assist Steps	+$650
Body Color Wheel Arch Moldings	+$685
Electric Rear-Window Defogger	+$225
Standard Tailgate	-$450
18" Machined Aluminum Wheels w/Dark Grey Metallic Accents	+$600
Auxiliary Trailer Camera	+$595
GMC MultiPro Tailgate Step Lights	+$200
Cargo Tie-Down Rings	+$105
Spray-On Bed Liner	+$545
LED Cargo Area Lighting	+$125
MultiPro Audio System by Kicker	+$815
Outside Vertical Trailering Mirrors	+$510
LT265/70R17E All-Terrain Blackwall Spare Tire	+$380
Front License Plate Kit	+$0
LT275/70R18 All-Terrain Blackwall Spare Tire	+$380
LT275/70R18E All-Terrain Blackwall Tires	+$200

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Used 2021 GMC Sierra 2500HD SLE - Specs & Features