2021 GMC Sierra 3500HD 4dr Double Cab 4WD LB DRW (6.6L 8cyl 6A)
| MSRP | $43,900 |
|---|---|
| 2 front headrests | ✔ |
| Rear headrests | 2 |
| Led headlamp | ✔ |
| Auto delay off headlamps | ✔ |
| Child seat anchors | ✔ |
| Daytime running lights | ✔ |
| Side mounted airbags | dual front |
| Dusk sensing headlamps | ✔ |
| Engine immobilizer | ✔ |
| Head airbags | front and rear |
| Stability control | ✔ |
| Tire pressure monitoring | ✔ |
| Traction control | ✔ |
| 4 wheel abs | ✔ |
| Passenger airbag occupant sensing deactivation | ✔ |
| Rear center 3 point belt | ✔ |
| Rear door child safety locks | ✔ |
| Brakes | Front and rear ventilated disc |
| Basic | 3 yr./ 36000 mi. |
| Drivetrain | 5 yr./ 60000 mi. |
| Roadside | 5 yr./ 60000 mi. |
| Rust | 6 yr./ 100000 mi. |
| Drive type | four wheel drive |
| Transmission | 6-speed shiftable automatic |
| Direct injection | ✔ |
| Base engine size | 6.6 L |
| Base engine type | gas |
| Cam type | Overhead valves (OHV) |
| Cylinders | V8 |
| Horsepower | 401 hp @ 5200 rpm |
| Torque | 464 lb-ft @ 4000 rpm |
| Valve timing | Variable |
| Valves | 16 |
| Curb weight | 7259 lbs. |
| Gross weight | 14000 lbs. |
| Ground clearance | 10.4 in. |
| Height | 80.2 in. |
| Length | 256.5 in. |
| Maximum towing capacity | 20000 lbs. |
| Overall width without mirrors | 96.8 in. |
| Turning circle | 53.9 ft. |
| Wheel base | 162.5 in. |
| Driver seat adjustment | 4-way manual |
| Passenger seat adjustment | 4-way manual |
| Material | vinyl |
| Front head room | 43.0 in. |
| Front leg room | 44.5 in. |
| Front shoulder room | 66.0 in. |
| Rear ventilation ducts | ✔ |
| Rear head room | 39.9 in. |
| Rear leg room | 35.2 in. |
| Rear shoulder room | 64.9 in. |
| Split folding rear seatback | ✔ |
| Fuel tank capacity | 36.0 gal. |
| Fuel type | regular unleaded |
| Range in miles cty hwy | 0/0 mi. |
| Front and rear door pockets | ✔ |
| Cameras | rear view |
| One touch power windows | 4 |
| Heated mirrors | ✔ |
| Clock | ✔ |
| External temperature display | ✔ |
| Tachometer | ✔ |
| Total speakers | 6 |
| Usb connection | ✔ |
| Am fm stereo | ✔ |
| Wheels | painted steel |
| Wheel size | 17 in. |
| Tire code | LT235/80R17 |
| All season tires | ✔ |
| Rear height adjustable headrests | ✔ |
| Differential | Rear locking |
| Trip computer | ✔ |
| Speed sensitive volume control | ✔ |
| Maximum payload | 6703 lbs. |
| Front hip room | 61.2 in. |
| Rear hip room | 60.2 in. |
| Front independent suspension | ✔ |
| Underbody mounted spare tire | ✔ |
| Electronic hi lo gear selection | ✔ |
| Free maintenance | 1 yr./ unlimited mi. |
| Usb with external media control | ✔ |
| Air conditioning | Single zone front |
| Power steering | ✔ |
| Fullsize matching spare tire | ✔ |
| Automatic locking hubs | ✔ |
| Front center 3 point belt | ✔ |
| Part time 4wd | ✔ |
| Bed length | 98.3 in. |
| 40 20 40 split bench front seats | ✔ |
| Stabilizer bar | ✔ |
| Front cupholders | ✔ |
| Tilt adjustable steering wheel | ✔ |
| Power door locks | ✔ |
| Partial wheel covers | ✔ |
