2025 GMC Sierra 3500HD Denali Ultimate Crew Cab 4WD

THE ULTIMATE DIESEL KING OF THE ROAD 2025 GMC SIERRA 3500HD DENALI ULTIMATE 4WD Onyx Black | 6.6L Duramax Turbo Diesel | Vader Chrome | X31 Off-Road If youre searching for the most elite heavy-duty diesel truck in Pennsylvania, this 2025 GMC Sierra 3500HD Denali Ultimate is the absolute top tier. Finished in Onyx Black with the signature Vader Chrome Ultimate grille, this truck delivers maximum Duramax towing power, next-level trailering technology, and true luxury-class comfort. A rare flagship Sierra for buyers in Lancaster, Harrisburg, York, Lebanon, Reading, and across Central PA looking for the best Sierra 3500HD diesel available. DURAMAX DIESEL POWER AND 3500HD CAPABILITY Legendary 6.6L Duramax V8 Turbo Diesel 10-Speed Automatic Transmission 4WD with 2-Speed Active Transfer Case X31 Off-Road Package Gooseneck / 5th Wheel Prep Package ProGrade Trailering System Built for massive towing and serious work NEXT-LEVEL TRAILERING AND HD CAMERA TECH Bed View Camera with Trailer Provisions HD Surround Vision Trailer Side Blind Zone Alert Trailer Tire Pressure Monitoring Sensors Hitch Guidance with Hitch View In-Vehicle Trailering App Ultrasonic Front and Rear Park Assist DENALI ULTIMATE PRESENCE Onyx Black Exterior Signature Denali Ultimate Vader Chrome Grille LED Smoked Amber Roof Marker Lamps Rear Wheelhouse Liners Spray-On Bedliner with GMC Logo Deep-Tinted Glass Heavy-duty presence that dominates any lot DENALI ULTIMATE INTERIOR AND COMFORT Full-Grain Alpine Umber Leather Heated and Ventilated Front Seats Heated 2nd Row Outboard Seats Power Sunroof 15-Inch Multicolor Head-Up Display Auto-Dimming Rear Camera Mirror Remote Start and Keyless Open TECHNOLOGY AND PREMIUM AUDIO Technology Package Navigation System Bose Premium Series 12-Speaker Audio Wireless Charging and Wireless Phone Projection Universal Home Remote SiriusXM 360L Trial Subscription WHY THIS SIERRA 3500HD DENALI ULTIMATE? A 2025 GMC Sierra 3500HD Denali Ultimate Duramax in Onyx Black is the highest level of heavy-duty diesel luxury, towing dominance, and premium presence you can buy. Rare. Loaded. Diesel Powered. Denali Ultimate Flagship. Ready Now. 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.

Additional Information

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