Used 2025 GMCSierra 3500HD Denali Ultimate

  • Diesel
    Exterior Color
    Onyx Black
    Interior Color
    Alpine Umber
    Odometer
    9,447 miles
    Body/Seating
    Truck/5 seats
    Transmission
    10-Speed Automatic
    Drivetrain
    4WD
    Engine
    Duramax 6.6L V8 Turbodiesel
    VIN
    1GT4UYEY4SF157064
    Stock Number
    11826FM
    GMC Sierra 3500HD
    • Show Me the CARFAX Great Value Badge

    Highlighted Features

    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Power moonroof
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear
    • Front dual zone A/C
    • Heads up display
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    Included Packages & Accessories

    • Navigation System
    • GMC Protection Package (LPO)
    • Gooseneck/5th Wheel Prep Package
    • 12 Speakers
    • AM/FM radio: SiriusXM with 360L
    • Radio: AM/FM w/Premium GMC Infotainment System
    • SiriusXM w/360L Trial Subscription
    • Air Conditioning
    • Automatic temperature control
    • Front dual zone A/C
    • Rear window defroster
    • Heads-Up Display
    • Memory seat
    • Power driver seat
    • Power Front Windows w/Passenger Express Up/Down
    • Power steering
    • Power windows
    • Remote keyless entry
    • Steering wheel mounted audio controls
    • Speed-sensing steering
    • Traction control
    • 4-Wheel Disc Brakes
    • ABS brakes
    • Dual front impact airbags
    • Dual front side impact airbags
    • Front anti-roll bar
    • Front wheel independent suspension
    • Keyless Open & Start
    • Low tire pressure warning
    • Occupant sensing airbag
    • Overhead airbag
    • Pickup Bed
    • Brake assist
    • Electronic Stability Control
    • Lane Departure Warning System
    • Exterior Parking Camera Rear
    • Auto High-beam Headlights
    • Delay-off headlights
    • Front fog lights
    • Fully automatic headlights
    • Panic alarm
    • Security system
    • Speed control
    • 220 Amp Alternator
    • Block heater
    • Dual Heavy-Duty 70 Amp-Hr Battery
    • Auto-dimming door mirrors
    • Black Front & Rear Molded Splash Guards (LPO)
    • Bumpers: body-color
    • Front License Plate Kit
    • Heated door mirrors
    • IntelliBeam Automatic High Beam On/Off
    • Power door mirrors
    • Rear step bumper
    • Spray-On Pickup Bedliner w/GMC Logo
    • Turn signal indicator mirrors
    • All-Weather Floor Liners (LPO)
    • Auto-Dimming Inside Rearview Mirror w/Camera
    • Auto-dimming Rear-View mirror
    • Automatic Emergency Braking
    • Bed View Camera w/2 Trailer Camera Provisions
    • Buckle to Drive
    • Compass
    • Driver door bin
    • Driver vanity mirror
    • Following Distance Indicator
    • Forward Collision Alert
    • Front Pedestrian Braking
    • Front reading lights
    • Garage door transmitter
    • Genuine wood dashboard insert
    • Genuine wood door panel insert
    • GMC Premium 13.4" Diagonal Information Display
    • Heated steering wheel
    • Illuminated entry
    • Leather steering wheel
    • Outside temperature display
    • Overhead console
    • Passenger vanity mirror
    • Rear reading lights
    • Rear seat center armrest
    • Rear Underseat Storage (LPO)
    • Tachometer
    • Telescoping steering wheel
    • Tilt steering wheel
    • Trip computer
    • Ultrasonic Front & Rear Park Assist
    • Voltmeter
    • 16-Way Power Driver Seat Adjuster w/Lumbar
    • 16-Way Power Passenger Seat Adjuster w/Lumbar
    • Front Center Armrest
    • Full Grain Leather Seat Trim
    • Heated Driver & Front Outboard Passenger Seats
    • Power passenger seat
    • Split folding rear seat
    • Ventilated Driver & Front Passenger Seats
    • Passenger door bin
    • Truck Bed Cover by RealTruck Advantage (LPO)
    • Hitch Guidance w/Hitch View
    • In-Vehicle Trailering App
    • Alloy wheels
    • Wheels: 20" Ultra-Bright Machined Aluminum
    • Power Sliding Rear Window w/Defogger
    • Rain sensing wipers
    • Variably intermittent wipers
    • 3.42 Rear Axle Ratio
    • Preferred Equipment Group 5SB
    • Technology Package
    • X31 Off-Road Package
    • Bose Premium Series 12-Speaker System
    • Steering Wheel Audio Controls
    • Electric Rear-Window Defogger
    • 120-Volt Bed Mounted Power Outlet
    • 120-Volt Instrument Panel Power Outlet
    • Driver Memory
    • Push Button Start
    • Remote Vehicle Starter System
    • Universal Home Remote
    • Manual Tilt-Wheel/Telescoping Steering Column
    • Off-Road Suspension
    • Power Sunroof
    • Hill Descent Control
    • Unauthorized Entry Theft-Deterrent System
    • 2-Speed Active Transfer Case
    • LED Cargo Area Lighting
    • LED Smoked Amber Roof Marker Lamps
    • ProGrade Trailering System
    • Rear Wheelhouse Liners
    • Signature Denali Ultimate Grille in Vader Chrome
    • 2 Charge-Only Rear USB Ports
    • 2 Charge/Data USB Ports Inside Center Console
    • 2 USB Ports
    • Floor-Mounted Center Console
    • HD Surround Vision
    • Multicolor 15" Diagonal Head-Up Display
    • Rear Cross Traffic Alert
    • Safety Alert Seat
    • Trailer Camera Provisions
    • Trailer Side Blind Zone Alert
    • Wireless Charging
    • Wireless Phone Projection
    • Front Bucket Seats
    • Heated 2nd Row Outboard Seats
    • Trailer Tire Pressure Monitor Sensors
    • Deep-Tinted Glass
    • Front Rain-Sensing Wipers

    Included Packages & Options

    Included Options
    • Gooseneck/5th Wheel Prep Package$545

    Detailed Specifications

    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start
    • Remote keyless entry
    • Speed control
    • Surround View Monitor
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Front anti-roll bar
    • Front tires: 275/65SR20.0E
    • Front wheel independent suspension
    • Power steering
    • Rear tires: 275/65SR20.0E
    • Single rear wheels
    • Speed-sensing steering
    • Tires: all-terrain
    • Wheel size: 20"
    • 1st row LCD monitors: 2
    • AM/FM radio: SiriusXM with 360L
    • Primary LCD size: 13.4"
    • Smart device integration
    • Speaker type: brand
    • Speakers: 12
    • Steering wheel mounted audio controls
    • Wireless Phone Charger: front
    • Wireless phone connectivity
    • Front center armrest
    • Front seats: bucket
    • Genuine wood dashboard insert
    • Genuine wood door panel insert
    • Heated front seats
    • Heated rear seats
    • Leather steering wheel
    • Leather upholstery
    • Max seating capacity: 5
    • Power 4-way driver lumbar support
    • Power 4-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
    • Block heater
    • Compressor: intercooled turbo
    • Cylinder configuration: V-8
    • Drive type: four-wheel
    • Engine liters: 6.6L
    • Engine location: front
    • Fuel tank capacity: 36.0gal.
    • Horsepower: 470hp @ 2,800RPM
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Number of valves: 32
    • Rear locking differential
    • Recommended fuel: Diesel
    • Standard fuel economy fuel type: diesel
    • Torque: 975 lb.-ft. @ 1,600RPM
    • Transmission: 10 speed automatic
    • Ground clearance (min): 284mm (11.2")
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Door mirrors: chrome
    • 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
    • Trailer hitch
    • Trailer sway control
    • Turn signal indicator mirrors
    • Compression ratio: 16.00 to 1
    • Curb weight: 3,780kg (8,333lbs)
    • Engine bore x stroke: 103.0mm x 99.0mm (4.06" x 3.90")
    • Engine displacement: 6.6 L
    • Engine torque: 975 lb.-ft. @ 1,600RPM
    • Exterior body width: 2,079mm (81.8")
    • Exterior height: 2,053mm (80.8")
    • Exterior length: 6,369mm (250.8")
    • Front headroom: 1,093mm (43.0")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • GVWR: 5,488kg (12,100lbs)
    • Payload: 1,691kg (3,729lbs)
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,659mm (65.3")
    • Towing capacity: 9,072kg (20,000lbs)
    • Turning radius: 8.0m (26.3')
    • Wheelbase: 4,039mm (159.0")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: warning
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: front and rear
    • Rain sensing wipers
    • Rear reading lights
    • Rear window defroster
    • Tachometer
    • Trip computer
    • Variably intermittent wipers
    • Voltmeter
    • 4 wheel disc brakes
    • ABS brakes
    • Brake assist
    • Dual front impact airbags
    • Dual front side impact airbags
    • Electronic stability
    • Forward collision: mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: warning
    • Security system
    • Traction control

    Standard Features

    • Technology Package
    • Safety Alert Seat
    • Rear Cross Traffic Alert
    • Trailer Side Blind Zone Alert
    • Wireless Phone Projection
    • Bose Premium Series 12-Speaker System
    • Floor-Mounted Center Console
    • Electric Rear-Window Defogger
    • Push Button Start
    • Remote Vehicle Starter System
    • 120-Volt Instrument Panel Power Outlet
    • 120-Volt Bed Mounted Power Outlet
    • 2 Charge-Only Rear USB Ports
    • 2 USB Ports
    • 2 Charge/Data USB Ports Inside Center Console
    • HD Surround Vision
    • Trailer Camera Provisions
    • Heated 2nd Row Outboard Seats
    • Deep-Tinted Glass
    • Signature Denali Ultimate Grille in Vader Chrome
    • Steering Wheel Audio Controls
    • LED Smoked Amber Roof Marker Lamps
    • Manual Tilt-Wheel/Telescoping Steering Column
    • LED Cargo Area Lighting
    • Power Sunroof
    • Unauthorized Entry Theft-Deterrent System
    • Universal Home Remote
    • Wireless Charging
    • Rear Wheelhouse Liners
    • Front Rain-Sensing Wipers
    • X31 Off-Road Package
    • ProGrade Trailering System
    • Trailer Tire Pressure Monitor Sensors
    • 2-Speed Active Transfer Case
    • Driver Memory
    • Hill Descent Control
    • Off-Road Suspension
    • Multicolor 15" Diagonal Head-Up Display

    Dealer Notes

    2025 GMC SIERRA 3500HD DENALI ULTIMATE 4WD
    ONYX BLACK 6.6L DURAMAX DIESEL LANCASTER PA

    MAXIMUM LUXURY. MAXIMUM CAPABILITY. ZERO COMPROMISE.

    This 2025 GMC Sierra 3500HD Denali Ultimate 4WD represents the absolute peak of heavy-duty trucks. Finished in Onyx Black with the exclusive Denali Ultimate Vader Chrome grille and powered by the legendary 6.6L Duramax Turbo Diesel V8, this truck is engineered for serious towing while delivering flagship-level luxury.

    If youre searching for a 2025 GMC Sierra 3500HD Denali Ultimate diesel for sale in Lancaster PA, this is the benchmark.

    DURAMAX POWER & HD TOWING CAPABILITY

    • 6.6L Duramax Turbo Diesel V8
    • 10-Speed Automatic Transmission
    • 4WD with 2-Speed Active Transfer Case
    • 3.42 Rear Axle Ratio
    • ProGrade Trailering System
    • Gooseneck / 5th Wheel Prep Package
    • Integrated Trailer Brake Controller
    • Trailer Camera Provisions + Trailer Tire Pressure Monitoring
    • Hitch Guidance with Hitch View

    Built to handle large campers, equipment trailers, and commercial workloads with confidence.

    DENALI ULTIMATE EXCLUSIVE INTERIOR

    • Full Grain Alpine Umber Leather
    • 16-Way Power Driver & Passenger Seats with Memory
    • Heated & Ventilated Front Seats
    • Heated Second-Row Outboard Seats
    • Heated Steering Wheel
    • Power Sunroof
    • All-Weather Floor Liners
    • Rear Underseat Storage

    This is luxury on par with high-end SUVs, inside a true HD truck.

    TECHNOLOGY & DRIVER COMMAND

    • Multicolor 15-Inch Head-Up Display
    • HD Surround Vision + Bed View Camera
    • Rear Camera Mirror
    • Navigation System
    • Bose Premium Series 12-Speaker Audio
    • Wireless Charging & Wireless Phone Projection
    • SiriusXM 360L
    • Universal Home Remote

    Everything you need for long hauls, jobsite maneuvering, and daily driving.

    SAFETY & DRIVER ASSIST

    • Safety Alert Seat
    • Rear Cross Traffic Alert
    • Ultrasonic Front & Rear Park Assist
    • Trailer Side Blind Zone Alert
    • Hill Descent Control

    Designed to reduce stress when towing and navigating tight spaces.

    EXTERIOR PRESENCE & WORK-READY FEATURES

    • Signature Denali Ultimate Vader Chrome Grille
    • LED Smoked Amber Roof Marker Lamps
    • Spray-On Pickup Bedliner with GMC Logo
    • Rear Wheelhouse Liners
    • Black Molded Splash Guards
    • 20-Inch Ultra-Bright Machined Aluminum Wheels
    • Deep-Tinted Glass

    Bold, commanding, and unmistakably premium.

    WHY THIS SIERRA 3500HD DENALI ULTIMATE STANDS OUT

    • Top-tier Denali Ultimate trim
    • Legendary Duramax diesel reliability
    • Factory tow-ready with advanced trailering tech
    • Ideal for RV owners, contractors, and heavy-duty buyers
    • Located in Lancaster, Pennsylvania, serving Harrisburg, York, Lebanon, Reading, and the Mid-Atlantic region

    AVAILABLE NOW AT MARK MARTIN MOTORS

    LANCASTER, PENNSYLVANIA

    Heavy-duty muscle. Executive luxury. Built for the biggest jobs.
    This 2025 GMC Sierra 3500HD Denali Ultimate 4WD is ready to lead.

    NO HAGGLE PRICING - 106 POINT CERTIFIED INSPECTION FINANCING AVAILABLE NATIONWIDE - WE WELCOME YOUR TRADES NO PRICING GAMES WITH HIDDEN FEES! CALL US FOR YOUR OUT THE DOOR PRICE. Call Us Today @ 717-664-2222! We are located in Lancaster PA near Harrisburg and Philadelphia. Disclaimer: We do our best to make sure this information is accurate; however, we are not responsible for any errors or omissions contained on these pages. Please verify any information in question with Mark Martin Motors.

    KBB.com Consumer Reviews

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