2021 GMC Sierra 3500HD Specs & Features
Overview | Starting MSRP $66,100 |
---|---|
Engine Type | Gas |
Transmission | 6-speed shiftable automatic |
Drive Type | Four wheel drive |
Cylinders | V8 |
Total Seating | 5 |
Basic Warranty | 3 yr./ 36,000 mi. |
Fuel & MPG | |
---|---|
Fuel type | Regular unleaded |
Range in miles (city/hwy) | 0/0 mi. |
Fuel tank capacity | 36.0 gal. |
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 | yes |
Towing & Hauling | |
---|---|
Max Towing Capacity | 20,000 lbs. |
Max Payload Capacity | 4,365 lbs. |
Drivetrain | |
---|---|
Transmission | 6-speed shiftable automatic |
Drive type | Four wheel drive |
On demand 4WD | yes |
Electronic hi-lo gear selection | yes |
Automatic locking hubs | yes |
Rear locking differential | yes |
Descent control | yes |
Suspension | |
---|---|
Front independent suspension | yes |
Stabilizer bar stabilizer bar | yes |
Dimensions | |
---|---|
Length | 250.1 in. |
Overall width without mirrors | 81.9 in. |
Height | 80.9 in. |
Wheelbase | 158.9 in. |
Bed length | 82.2 in. |
Turning circle | 52.7 ft. |
Ground clearance | 11.2 in. |
Curb weight | 6,947 lbs. |
Maximum towing capacity | 20,000 lbs. |
Maximum payload | 4,365 lbs. |
Gross weight | 11,350 lbs. |
Country of final assembly | United States |
Colors | |
---|---|
Exterior Colors |
|
Interior Colors |
|
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. |
Premium leather | yes |
Bucket front seats | yes |
8-way power driver seat | yes |
Height adjustable driver seat | yes |
Driver seat with power adjustable lumbar support | yes |
2 memorized driver seat settings | yes |
8-way power passenger seat | yes |
Height adjustable passenger seat | yes |
Passenger seat with power adjustable lumbar support | yes |
Multi-level heating driver seat | yes |
Multi-level heating passenger seat | yes |
Ventilated driver seat | yes |
Ventilated passenger seat | yes |
Rear Seat Dimensions | |
---|---|
Rear head room | 40.1 in. |
Rear leg room | 43.4 in. |
Rear shoulder room | 65.3 in. |
Rear hip room | 60.2 in. |
Split-folding rear seatback | yes |
Folding with storage center armrest | yes |
Multi-level heating | yes |
Safety | |
---|---|
Blind spot and lane departure warnings accident avoidance system | yes |
Rear cross traffic alert | yes |
Pre-collision safety system | yes |
Post-collision safety system | yes |
Dual front side-mounted airbags | yes |
Front and rear head airbags | yes |
Passenger airbag occupant sensing deactivation | yes |
Stability control | yes |
Traction control | yes |
Child seat anchors | yes |
Rear door child safety locks | yes |
4-wheel ABS | yes |
Front and rear ventilated disc brakes | yes |
Tire pressure monitoring | yes |
Dusk sensing headlamps | yes |
Auto delay off headlamps | yes |
LED headlamp | yes |
Daytime running lights | yes |
Front fog/driving lights | yes |
Turn signal mirrors | yes |
2 front headrests | yes |
Front height adjustable headrests | yes |
2 rear headrests | yes |
Rear height adjustable headrests | yes |
Rear center 3-point belt | yes |
Engine immobilizer | yes |
In-Car Entertainment | |
---|---|
AM/FM stereo | yes |
Bose premium brand speakers | yes |
7 total speakers | yes |
1 subwoofer(s) | yes |
Android Auto/Apple CarPlay | yes |
USB connection | yes |
Auxiliary audio input and USB with external media control | yes |
Memory card slot | yes |
Satellite radio satellite radio | yes |
Speed sensitive volume control | yes |
Power Feature | |
---|---|
4 one-touch power windows | yes |
Hands-free entry | yes |
Reverse tilt dual mirrors provides curb view when vehicle in reverse | yes |
Heated mirrors | yes |
Comfort & Convenience | |
---|---|
Keyless ignition | yes |
Tilt and telescopic steering wheel | yes |
Audio and cruise controls on steering wheel | yes |
Power steering | yes |
Front, side, and rear view camera | yes |
Front and rear parking sensors | yes |
Wireless charging | yes |
Cruise control | yes |
Universal remote transmitter (for garage door, security system, etc.) | yes |
Front and rear cupholders | yes |
Front and rear door pockets | yes |
Front seatback storage | yes |
Leather steering wheel | yes |
Heated steering wheel | yes |
Dual zone front climate control | yes |
Rear ventilation ducts | yes |
Sun sensor | yes |
Dual illuminating vanity mirrors | yes |
Electrochromatic inside rearview mirror | yes |
Turn signal in mirrors | yes |
Instrumentation | |
---|---|
Trip computer | yes |
Compass | yes |
External temperature display | yes |
Tachometer | yes |
Clock | yes |
Tires & Wheels | |
---|---|
Polished alloy wheels | yes |
20 in. wheels | yes |
All terrain tires | yes |
LT275/65R20 tires | yes |
Fullsize non-matching spare tire | yes |
Underbody mounted spare tire | yes |
Telematics | |
---|---|
Emergency Service | yes |
Airbag Deployment Notification | yes |
Stolen Vehicle Tracking/Assistance | yes |
Hands-Free Calling | yes |
Roadside Assistance | yes |
Concierge Service | yes |
Destination guidance (also Turn-by-Turn Navigation) | yes |
Destination Download | yes |
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 | |
---|---|
Engine Block Heater | +$100 |
Heavy Duty Front Spring/Camper Package | +$45 |
Duramax 6.6L Turbo-Diesel V8 Engine | +$9,750 |
Trailer Tire Pressure Monitor Sensors | +$50 |
220 Amp Alternator | +$150 |
Gooseneck Hitch Package | +$295 |
Trailering Wiring Provisions | +$35 |
Auxiliary Battery | +$135 |
Dual Alternators | +$380 |
Gooseneck/5th Wheel Prep Package | +$545 |
High Idle Switch | +$200 |
Packages | |
---|---|
Snow Plow Prep/Camper Package | +$300 |
Denali Ultimate Package | +$1,770 |
Denali Black Diamond Edition | +$2,990 |
Technology Package | +$1,475 |
GMC Protection Package | +$370 |
Cargo Convenience Package | +$515 |
Interior Options | |
---|---|
Rear Under Seat Storage | +$275 |
All-Weather Floor Liner | +$210 |
Lockable Console Vault | +$295 |
Premium Front Floor Liners | +$130 |
Exterior Options | |
---|---|
GMC MultiPro Tailgate Step Lights | +$200 |
Body Color Wheel Arch Moldings | +$685 |
20" Chrome Aluminum Wheels | +$2,995 |
Bedside Storage Boxes | +$1,250 |
Auxiliary Trailer Camera | +$595 |
20" High Gloss Black Aluminum Wheels w/Machined Finish | +$1,995 |
20" Chrome Aluminum Wheels | +$2,995 |
MultiPro Audio System by Kicker | +$815 |
Front License Plate Kit | +$0 |
Power Glass Sunroof | +$995 |
20" High Gloss Black Painted Wheels | +$1,995 |
Tri-fold Soft Tonneau Cover | +$700 |
Power Retractable Assist Steps | +$1,100 |
Black Front and Rear Molded Splash Guards | +$190 |
Cargo Tie-Down Rings | +$105 |