2025 GMC Sierra 3500HD AT4
Unique Trucks

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• STOCK: 182178
• YEAR: 2025
• MAKE: GMC
• MODEL: Sierra 3500HD AT4
• PRICE: $86,995
• MILES: 12,207
• ENGINE: Duramax 6.6L Biodiesel Turbo V8 470hp 975ft. lbs.
• FUEL: Diesel
• TRANSMISSION: Automatic
• EXTERIOR COLOR: Red
• INTERIOR COLOR: Black

🔥Here at Unique Trucks, we know that buying a vehicle can be a stressful experience. That's why at Unique Trucks we work diligently to improve the shopping experience for all of our valued customers. We are a family owned dealership that values hard work and loyalty!  We work tirelessly to meet a high standard that our customers don't even know they can expect from the auto industry.🔥

👉When you walk through our doors, you immediately sense that we strive to be the best dealership in all of Arizona. We are proud to say that we offer an amazing selection of top notch reliable and affordable used trucks to our customers, and if you live out of state we can also ship that used truck directly to you🛻, with absolutely NO obligation to buy🤯. Unlike anyone else in the industry, we will ship your used truck to your doorstep without a signature or a dime💵.  We look forward to proving how proud we are of our merchandise!💪

💲💲💲PRICE INCLUDES FINANCE CASH BONUS- $1,500💲💲💲

This 2025 GMC Sierra 3500HD AT4 Crew Cab 4x4 is the kind of lifted truck that grabs attention the moment it rolls by. The Volcanic Red Tintcoat shines bright, and with the 3-inch Rough Country upper control arm kit, M1 monotube shocks, Hostile Crawler asphalt wheels, and brand new 37-inch Nitto Ridge Grapplers, this Sierra has the perfect stance that makes it stand out from every angle.Under the hood sits the 6.6L Duramax turbo diesel V8 paired with the Allison 10-speed automatic transmission. This combo is known for its strength, smooth shifting, and dependability. It’s ready for heavy towing, hauling, or just daily driving with confidence.Inside, the Jet Black leather with Kalahari accents gives a bold and upscale look. Heated and ventilated front seats, heated rear outboard seats, and a heated wrapped steering wheel keep everyone comfortable no matter the weather. Adaptive cruise control, a bed view camera, driver seat and mirror memory, and wireless charging add more convenience every time you get behind the wheel.Technology is front and center with the GMC Premium Infotainment System and a massive 13.4-inch color touchscreen. You’ll enjoy wireless Apple CarPlay, wireless Android Auto, SiriusXM with 360L, Bluetooth, and even OnStar services. The Bose premium speakers take sound to the next level, while the 120V outlets in the cab and cargo bed make sure you’re always powered up.Safety is built into this truck with the Sierra HD Pro Safety package. Features include trailer side blind zone alert, rear cross traffic alert, HD surround vision, lane departure warning, forward collision alert, automatic emergency braking, and front pedestrian braking. With a driver safety alert seat, following distance indicator, and Intellibeam auto high beams, this Sierra keeps you confident on the road.On the outside, the AT4 trim sets it apart with blacked-out details, high gloss black 20-inch aluminum wheels, spray-on bedliner, animated LED projector headlamps, LED fog lamps, and LED cargo lighting. The GMC MultiPro tailgate gives you six different functions for easy loading, unloading, and worksite use. Power folding and extending mirrors with integrated signals and perimeter lighting bring both style and function.This truck also comes with the AT4 Premium Plus Package which gives you a power sunroof, multicolor 15-inch head-up display, rear camera mirror, universal home remote, power sliding rear window, LED roof marker lamps, and high-clearance off-road steps. It’s built with the right mix of comfort, capability, and style.Towing is no problem with the integrated trailer brake controller, trailer sway control, hill start assist, hitch guidance, hitch view, and the Gooseneck/5th wheel prep package. With the 3.42 rear axle ratio and heavy-duty build, this Sierra is ready to handle big jobs without breaking a sweat.The lifted stance on this truck makes it one of the cleanest lifted trucks you’ll find. Fully serviced and ready for its next owner, this Sierra 3500HD is a perfect mix of power, style, and everyday comfort.At Unique Trucks, we make it easy with our No Obligation Delivery Service. We’ll deliver this truck right to your doorstep so you can test drive it from home. Make your best deal over the phone, and if you don’t like it, you don’t buy it. We love trade-ins and encourage you to come in and check out our full lineup of trucks and lifted trucks today.

4WD selector: electronic hi-lo

4WD type: part time w/ on demand setting

ABS: 4-wheel

Adaptive cruise control

Adaptive stop and go cruise control: semi-automatic

Air filtration

Airbag deactivation: occupant sensing passenger

Alternator: 170 amps

Antenna type: diversity, mast

Anti-theft system: alarm, vehicle immobilizer

Armrests: rear center with cupholders, rear folding

Assist handle: front, rear

Automatic emergency braking: front, front pedestrian

Auxiliary audio input: Bluetooth, iPod/iPhone, USB

Auxiliary oil cooler

Auxiliary transmission fluid cooler

Battery rating: 720 CCA

Battery saver

Battery: heavy duty, maintenance-free

Blind spot safety: sensor/alert, trailer coverage

Braking assist

Bumper detail: rear step

Camera system washer: front

Camera system: cargo area, surround view, trailer rearview

Capless fuel filler system

Center console trim: leather

Center console: front console with armrest and storage

Check rear seat reminder

Child safety door locks

Child seat anchors: LATCH system

Clock

Compass

Connected in-car apps: app marketplace integration, Google Assistant, Google POIs, Google search

Cross traffic alert: rear

Cupholders: front, rear

Customizable instrument cluster

Daytime running lights: LED

Digital odometer

Door handle color: body-color

Driver assistance app: roadside assistance

Driver seat power adjustments: 10, height, lumbar, reclining

Driver seat: heated, ventilated

Easy entry: power driver seat

Electronic brakeforce distribution

Electronic messaging assistance: voice operated, with read function

Electronic parking brake: auto off

Emergency locking retractors: front

Exhaust tip color: stainless steel

Exterior entry lights: approach lamps, puddle lamps

External temperature display

Fender lip moldings: black

Floor mat material: rubber/vinyl

Floor material: carpet

Floor mats: front, rear

Front air conditioning zones: dual

Front air conditioning: automatic climate control

Front airbags: dual

Front brake type: ventilated disc

Front bumper color: body-color

Front fog lights: LED

Front headrests: 2, adjustable

Front seat type: bucket

Front seatbelts: 3-point

Front shock type: twin-tube gas

Front spring type: torsion bars

Front stabilizer bar: diameter 35 mm

Front suspension classification: independent

Front suspension type: upper and lower control arms

Front wipers: rain sensing, variable intermittent

Fuel economy display: MPG, range

Gauge: oil pressure, tachometer

Grille color: black, black surround

Hands-free phone call integration: voice operated

Headlights: auto delay off, auto high beam dimmer, auto on/off, LED, wiper activated

Heated steering wheel

Hill holder control

Hood scoop

Infotainment screen size: 13.4 in.

Infotainment: GMC Infotainment System, Google Built-In

Instrument cluster screen size: 12.3 in.

Lane deviation sensors

Locking differential: rear

Memorized settings: 2 driver, driver seat, side mirrors

Mirror color: black

Multi-function display

Multi-function remote: panic alarm, proximity entry system, vehicle and key memory

Navigation data: real time traffic

Navigation system: touch screen display, voice operated

Off-road driving assist: hill descent

One-touch windows: 4

Overhead console: front

Parking sensors: front, rear

Passenger seat power adjustments: 10, height, lumbar, reclining

Passenger seat: heated, ventilated

Pickup bed cargo management: tie-down anchors

Pickup bed light: LED

Pickup bed liner: spray-on

Power brakes

Power door locks: anti-lockout, auto-locking

Power outlet(s): 115V cargo area, 115V front, 12V rear, USB front, USB rear, USB-C front, USB-C rear

Power steering: variable/speed-proportional

Power windows: lockout button

Power windows: safety reverse

Powertrain hour meter

Pre-collision warning system: audible warning, pedestrian detection, vibrating driver seat, visual warning

Premium brand: Bose

Programmable safety key

Push-button start

Radio data system

Radio: AM/FM, touch screen display, voice operated

Reading lights: front, rear

Rear brake type: ventilated disc

Rear bumper color: body-color

Rear headrests: 3, adjustable

Rear seat folding: folds up

Rear seat type: 60-40 split bench

Rear seat: heated

Rear seatbelts: 3-point

Rear shock type: twin-tube gas

Rear spring type: leaf

Rear suspension classification: solid live axle

Rear suspension type: multi-leaf

Rear vents: second row

Rearview mirror: auto-dimming

Rearview monitor: in dash

Remote engine start

Roll stability control

Satellite communications: OnStar, voice guided directions

Satellite radio: SiriusXM

Seatbelt pretensioners: front

Seatbelt warning sensor: front

Side airbags: front

Side curtain airbags: front, rear

Side mirror adjustments: power, power folding, power telescoping, reverse gear tilt

Side mirrors: auto-dimming, heated, integrated turn signals

Skid plate(s): front, rear

Smart device app compatibility: Amazon Alexa, myGMC with Connected Access

Smart device app function: engine start, horn/light operation, lock operation, maintenance status, vehicle location

Smartphone integration: wireless Android Auto, wireless Apple CarPlay

Spare tire mount location: underbody

Spare tire size: full-size

Spare wheel type: steel

Speed sensitive volume control

Stability control

Steering wheel mounted controls: audio, cruise control, multi-function, phone, voice control

Steering wheel trim: leatherette

Steering wheel: tilt and telescopic

Storage: door pockets, front seatback, under rear seats

Subwoofer: 1

Tailgate: lift assist, multi-function split-folding, power locking, power open, removable, step

Taillights: LED

Tinted glass

Tire Pressure Monitoring System

Total speakers: 6

Tow hooks: front

Tow/Haul mode

Towing mirrors

Traction control

Trailer brake controller

Trailer hitch

Trailer stability control

Trailer wiring: 4-pin, 7-pin

Trip odometer

Tuned suspension: off-road

Upholstery accents: perforated

Upholstery: leather-trimmed

Vanity mirrors: dual illuminating

Warnings and reminders: coolant temperature warning, lamp failure, low battery, low fuel level, low oil pressure, maintenance due

Wheels: painted aluminum alloy

Wi-Fi: hotspot

Window defogger: rear

Window trim: black

Wireless charging station: front

Wireless data link: Bluetooth