2026 GMC Sierra 1500 AT4

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This GMC Sierra 1500 AT4 of is new to our inventory, but check to see if we can get you early access to photos!

$76,545MSRP

$799Dealer Doc Fee

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Hertrich Buick GMC of Seaford

Location Details

Call 302-990-8736

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Exterior Color: Onyx Black
Interior Color: Jet Black with Kalahari accents, Perforated leathe
Body/Seating: Truck/5 seats
Fuel Economy: 15/19 MPG City/Hwy

Transmission: Automatic
Drivetrain: 4WD
Engine: 6.2L EcoTec3 V8 engine
VIN: 3GTUUEEL0TG407306

Navigation system
Lane departure
Leather upholstery
Automatic temperature control
Emergency communication system
Power moonroof
Wireless phone connectivity
Parking sensors
Exterior parking camera front
Exterior parking camera left
Exterior parking camera right
Exterior parking camera rear

Convenience Features

Suspension/Handling

Alloy wheels
Front anti-roll bar
Front tires: 275/60SR20.0
Front wheel independent suspension
Power steering
Rear tires: 275/60SR20.0
Speed-sensing steering
Tires: all-terrain
Wheel size: 20"

Entertainment Features

1st row LCD monitors: 2
AM/FM radio: SiriusXM with 360L
Primary LCD size: 13.4"
Radio data system
Satellite radio trial duration with new vehicle purchase (months): 3
Smart device integration: Apple CarPlay/Android Auto
Speaker type: Bose
Speakers: 7
Steering wheel mounted audio controls
Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
Wireless Phone Charger: front
Wireless phone connectivity: Bluetooth

Warranty

Basic warranty: 36 months/36,000miles
Corrosion perforation warranty: 72 months/100,000miles
Diesel engine warranty: 60 months/100,000miles
Maintenance warranty: 12 months/ unlimited distance
Powertrain warranty: 60 months/60,000miles
Roadside assistance coverage: 60 months/60,000miles

Seats and Trim

Front center armrest
Front seats: bucket
Heated front seats
Heated rear seats
Leather upholstery
Max seating capacity: 5
Power 2-way driver lumbar support
Power 2-way passenger lumbar support
Power driver seat
Power passenger seat
Rear seat center armrest
Rear seats: split-bench
Rear seats Folding position: fold-up cushion
Seat Upholstery: leather
Split folding rear seat
Ventilated front seats

Powertrain

Block heater
Compressor: Not Available
Cylinder configuration: V-8
Cylinder deactivation
Drive type: four-wheel
Engine liters: 6.2L
Engine location: front
Fuel economy city: 15mpg
Fuel economy combined: 24mpg
Fuel economy highway: 19mpg
Fuel tank capacity: 24.0gal.
Horsepower: 420hp @ 5,600RPM
Hybrid traction battery type: none
Manual-shift auto
Mode select transmission
Number of valves: 16
Rear locking differential
Recommended fuel: Premium Unleaded
Standard fuel economy fuel type: gasoline
Torque: 460 lb.-ft. @ 4,100RPM
Transmission: 10 speed automatic
Variable intake manifold
Variable valve control

Off-Road Capability

Approach angle: 26 deg
Departure angle: 23 deg
Ground clearance (min): 282mm (11.1")
Ramp breakover angle: 21 deg

Body Exterior

Auto-dimming door mirrors
Bedliner
Bumpers: body-color
Heated door mirrors
Hitch Class: IV
Left rear passenger door: conventional
Power door mirrors
Rear cargo: tailgate
Rear step bumper
Right rear passenger: conventional
Skid plates
Tailpipe finisher: chrome
Trailer hitch
Trailer sway control

Specs and Dimensions

Compression ratio: 11.50 to 1
Curb weight: 2,454kg (5,410lbs)
Engine bore x stroke: 103.3mm x 92.0mm (4.07" x 3.62")
Engine displacement: 6.2 L
Engine torque: 460 lb.-ft. @ 4,100RPM
Exterior body width: 2,063mm (81.2")
Exterior height: 1,990mm (78.3")
Exterior length: 5,916mm (232.9")
Front headroom: 1,013mm (39.9")
Front hiproom: 1,544mm (60.8")
Front legroom: 1,131mm (44.5")
Front shoulder room: 1,638mm (64.5")
GVWR: 3,221kg (7,100lbs)
Greenhouse Gas Score (GG): 4
Payload: 753kg (1,660lbs)
Rear headroom: 1,019mm (40.1")
Rear hiproom: 1,505mm (59.2")
Rear legroom: 1,102mm (43.4")
Rear shoulder room: 1,626mm (64.0")
Towing capacity: 4,082kg (9,000lbs)
Turning radius: 7.2m (23.7')
Wheelbase: 3,747mm (147.5")

Lighting, Visibility and Instrumentation

Appearance: digital/analog
Auto high-beam headlights
Blind spot: Trailer Side Blind Zone Alert warning
Compass
Configurable
Delay-off headlights
Exterior parking camera cargo
Exterior parking camera front
Exterior parking camera left
Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
Exterior parking camera right
Front fog lights
Front reading lights
Fully automatic headlights
Heads up display
Lane departure: Lane Keep Assist with Lane Departure Warning active
Low tire pressure warning
Oil pressure gauge
Outside temperature display
Parking sensors: Front and Rear Park Assist front and rear
Rain sensing wipers
Rear reading lights
Rear window defroster
Tachometer
Trip computer
Variably intermittent wipers
Voltmeter

Safety and Security

4 wheel disc brakes
ABS brakes
Brake assist
Dual front impact airbags
Dual front side impact airbags
Electronic stability
Forward collision: Forward Collision Alert with Automatic Braking mitigation
Front pedestrian detection: prevention
Ignition disable
Occupant sensing airbag
Overhead airbag
Panic alarm
Perimeter/approach lights
Rear collision: Rear Cross Traffic Braking mitigation
Security system
Tracker system: Stolen Vehicle Assistance
Traction control

This vehicle won't be on the lot long!

A great vehicle and a great value! This model accommodates 5 passengers comfortably, and provides features such as: a trailer hitch, a bedliner, and cruise control. Under the hood you'll find an 8 cylinder engine with more than 400 horsepower, and for added security, dynamic Stability Control supplements the drivetrain. Four wheel drive allows you to go places you've only imagined.

Come down to our dealership, allow us to demonstrate our commitment to excellence!

Factory warranty

36 months/36,000miles from the vehicle's original in-service date

A name you can trust

The Hertrich Family of Dealerships is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.

Please contact the dealer, as additional discounts and incentives may be available. Certain incentives may require financing through the manufacturer and are subject to credit approval. All new vehicle Hertrich sales pricing includes all applicable discounts, manufacturer rebates, and incentives. Residency restrictions may apply. Vehicle pricing excludes tax and tags. The dealer processing fee is included in the final advertised price: $799 in Delaware, $799 in Maryland, and $749 in New Jersey. We make every effort to provide accurate information; however, please verify vehicle options and pricing with the dealership prior to purchase. All vehicles are subject to prior sale. Advertised prices are special internet prices only. All financing is subject to approved credit. While we strive for accuracy, we are not responsible for any errors or omissions. Please verify any information in question with The Hertrich Family of Automobile Dealerships.