Used Cars In Centennial, CO
2018 GMC Sierra 2500 Denali
Vehicle Description:
Premium capability meets upscale refinement in this 2018 GMC Sierra 1500 Denali 4x4 Crew Cab finished in Summit White over a rich Cocoa/Dark Sand interior. As the top-tier Denali trim, this Sierra delivers bold styling, advanced technology, and serious performance, making it one of the most sought-after full-size trucks on the market.
Under the hood, a powerful 6.2L V8 engine pairs with an 8-speed automatic transmission to deliver impressive horsepower and torque, providing strong towing capability and confident acceleration. The 4x4 system ensures excellent traction in all conditions, making this truck ready for Colorado winters, job sites, or weekend adventures.
This Denali is loaded with premium features, including heated and ventilated leather-appointed seats, a heated steering wheel, dual-zone climate control, and a power sliding rear window. The cabin is both spacious and refined, offering high-end materials, a quiet ride, and the comfort expected from a luxury truck.
Technology highlights include navigation, a premium Bose audio system, Bluetooth connectivity, wireless charging, and GMC’s intuitive infotainment system. Additional features like a rearview camera, parking sensors, remote start, and a customizable driver display enhance convenience and usability.
On the exterior, signature Denali styling stands out with a bold chrome grille, chrome accents, LED lighting, and 20-inch chrome wheels, giving this truck a commanding road presence.
With its powerful V8 performance, luxury interior, advanced technology, and proven capability, this GMC Sierra Denali is the perfect blend of work and refinement.
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Dimensions
- Base Curb Weight (lbs): 6532
- Cab to Axle (in): 41.3
- Cargo Bed Height - Interior (in): 21.1
- Cargo Bed Volume (cu ft): 61.0
- Cargo Box Length at Floor (in): 78.9
- Cargo Box Width at Floor (in): 64.9
- Cargo Box Width at Wheelhousings (in): 51.0
- Estimated Fuel Economy (city miles): N/A
- Estimated Fuel Economy (hwy miles): N/A
- Fuel Capacity (gal): 36.0
- Ground Clearance (in): 9.6
- GVWR (lbs): 9500
- Head Room - Front (in): 42.8
- Head Room - Rear (in): 40.5
- Height (in): 78.2
- Hip Room - Front (in): 60.7
- Hip Room - Rear (in): 60.2
- Leg Room - Front (in): 45.3
- Leg Room - Rear (in): 40.9
- Length (in): 239.5
- Length - Front Bumper to Back of Cab (in): 150.1
- Payload Capacity (lbs): 2943
- Seating Capacity: 5
- Shoulder Room - Front (in): 64.8
- Shoulder Room - Rear (in): 64.3
- Steering Ratio - overall: 16.1
- Steering wheel turns (lock-to-lock): 3.57
- Step-In Height (in): 26.0
- Tailgate Width (in): 62.2
- Track - Front (in): 68.8
- Track - Rear (in): 67.3
- Turning diameter (curb to curb) (ft): 51.5
- Weight Distributing Hitch - Max Trailer Wt (lbs): 13000
- Wheelbase (in): 153.7
- Width (in): 80.5
Drivetrain - Axle
- Capacity - Front (lbs): 4800
- Capacity - Rear (lbs): 6200
- Differential: Heavy duty - rear
- Differential: Locking - rear
- Gross Weight Rating - Front (lbs): 4800
- Gross Weight Rating - Rear (lbs): 6200
- Ratio - Rear: 4.10
Drivetrain - Engine
- Bore (in): 4.00
- Compression Ratio: 9.6
- Cooling System Capacity (qts): 16.4
- Cylinder Block Material: Cast iron
- Cylinder Configuration: V
- Cylinder Head material: Cast aluminum
- Cylinders: 8
- Displacement: 6.0
- Fuel Delivery: SFI
- Fuel Type: Flex
- Horsepower @ RPM: 360 @ 5400
- Mfr Trademark: Vortec
- Mfr Trademark: VVT
- Oil Capacity (qts): 6.0
- Oil Cooler: External
- Order Guide Code: L96
- Stroke (in): 3.62
- Torque @ RPM: 380 @ 4200
- Valve Location: OHV
- Valves: 16
Drivetrain - Transfer Case
- Access: Electronic
Drivetrain - Transmission
- # of Gears: 6
- Fifth Gear Ratio: 0.85
- First Gear Ratio: 4.03
- Fourth Gear Ratio: 1.15
- Manual/Automatic: A
- Mfr Model #: 6L90
- Mfr Trademark: Hydra-matic
- Mode(s): Tow/haul
- Oil Cooler: Auxiliary
- Oil Cooler: External
- Order Guide Code: MYD
- Overdrive
- Reverse Ratio: 3.06
- Rollback Protection: Hill-start Assist Control (HAC)
- Second Gear Ratio: 2.36
- Sixth Gear Ratio: 0.67
- Third Gear Ratio: 1.53
- Type: Electronically controlled
- Type: Heavy duty
Exterior
- Assist Steps: Tubular - Chrome
- Bumpers: Body-color
- Cargo Area: Hooks - tie down (4)
- Cargo Bed: Bedliner
- Cargo Bed: Spray-on liner
- Door Handles: Chrome
- Fog Lights: Halogen - front
- Glass: Deep tint
- Headlights: Automatic
- Headlights: High Intensity Discharge (HID)
- Headlights: Projector
- Liftgate/Tailgate: Liftgate - power
- Liftgate/Tailgate: Tailgate - EZ-Lift
- Liftgate/Tailgate: Tailgate - locking
- Lights: Cargo
- Lights: Puddle
- Mirrors: Auto-dimming - LH
- Mirrors: Blind spot - LH
- Mirrors: Caps - Chrome
- Mirrors: Foldaway - power
- Mirrors: Heated
- Mirrors: In-glass turn signal
- Mirrors: Power
- Molding: Body side - Chrome
- Recovery Hooks: Front
- Steps: Rear
- Tire Size: 265/60R20
- Tire Size - Spare: 265/70R18
- Tires: All Terrain BSW
- Tires: Tire Carrier - Lockable
- Towing: 7-way connector
- Towing: Heavy duty
- Towing: Trailer brake controller
- Towing: Trailer hitch
- Towing: Trailer Sway Control (TSC)
- Towing: Wiring harness - 4-pin connector
- Towing: Wiring harness - 7-pin connector
- Underbody: Oil pan
- Underbody: Shields
- Underbody: Transfer case
- Wheel Flares: Liner - rear
- Wheel Material: Cast aluminum - chrome
- Wheel Material - Spare: Steel
- Wheel Size: 20"
- Wheel Size - Spare: Full-size
Interior
- Air Conditioning: Automatic
- Air Conditioning: Climate-controlled
- Air Conditioning: Dual zone
- Armrests: Center
- Armrests: Fold down
- Armrests: Storage
- Assist Handle(s): Front
- Audio: Controls - voice-activated
- Audio: Digital media auxiliary jack
- Audio - Brand: Bose
- Audio - CD/MP3: CD
- Audio - CD/MP3: MP3
- Audio - Radio: AM/FM
- Audio - Radio: HD
- Audio - Speakers: 7
- Audio - Speakers: Subwoofer(s)
- Capabilities/Wiring: USB port
- Capabilities/Wiring: WiFi
- Carpet: Color-keyed
- Communication: Bluetooth - hands-free phone
- Communication: Wireless
- Consoles: Floor
- Consoles: Storage
- Defoggers: Rear
- Displays: Engine temperature
- Displays: LCD - color
- Displays: Low fuel indicator
- Displays: Multi-function
- Displays: Oil pressure
- Displays: Seat belt reminder
- Displays: Touch Screen
- Floor Mats: Color-keyed
- Floor Mats: Rubber
- Garage Door Opener: Universal
- Instrument Panels: Driver Information Center
- Instrument Panels: IntelliLink
- Instrument Panels: Speedometer
- Instrument Panels: Tachometer
- Instrument Panels: Voltage
- Instrument Panels: Warning lights
- Mirrors: Auto-dimming
- Mirrors: Rearview
- Navigation: Touch Screen
- Pedals: Power adjustable
- Power Features: Accessory delay
- Power Locks: Door
- Power Outlet(s): 110-volt
- Remote Releases: Fuel filler door - capless
- Seats - Driver: Memory-activated
- Seats - Front: 8-way adjuster - power
- Seats - Front: Buckets
- Seats - Front: Climate-controlled
- Seats - Front: Lumbar support - 4-way adjuster - power
- Seats - Front: Reclining - power
- Seats - Rear: 60/40 split-folding
- Seats - Rear: Bench - 3-passenger
- Steering Column: Manual
- Steering Column: Tilt/telescoping
- Steering Wheel: Controls - audio
- Steering Wheel: Controls - cruise
- Steering Wheel: Heated
- Steering Wheel: Leather-wrapped
- Storage: Lockable
- Storage: Pockets
- Storage: Seat cushion - front
- Theft Deterrent Systems: Audible
- Upholstery: Leather - upgraded
- Visors: Mirror - illuminated
- Windows: Power
- Windows: Sliding - rear
Mechanical
- Air Cleaner: High capacity
- Alternator - Maximum Capacity (amps): 150
- Battery: 80-AH
- Battery: Heavy duty
- Battery: Run-down protection
- Battery - CCA @ 0 F: 720
- Brakes: 4-wheel - disc
- Brakes: Hydro-boost
- Brakes: Power-assisted
- Brakes - ABS
- Cruise Control
- Drive System: All Wheel
- Exhaust: 3-way catalytic converter
- Exhaust: Aluminized stainless steel muffler & tailpipe
- Frame: Hydroformed
- Ignition: Coil over plug
- Ignition: Remote start
- Steering: Hydraulic
- Steering: Power
- Steering: Recirculating ball
- Steering: Variable-assist
Safety
- 3-Point Seat Belts in All Positions
- Airbag - Driver
- Airbag - Front Driver Side: Thorax
- Airbag - Front Passenger
- Airbag - Front Passenger Side: Thorax
- Airbag - Occupant Sensor: Passenger
- Airbags: Side Curtain
- Child Seat Anchors: Top tether - rear
- Crash Sensors: Seat Alert
- Head Restraints: Adjustable
- Head Restraints: Outboard
- Lights: Daytime running lights
- Mfr Trademark: Forward Collision Warning
- Monitors: Lane Departure System
- Monitors: Teen Driver mode
- Monitors: Tire pressure
- Parking Features: Camera - rearview
- Parking Features: Park Assist
- Parking Features: Ultrasonic - front & rear
- Remote Keyless Entry
- Traction Control: Electronic Stability Control (ESC)
- Traction Control: StabiliTrak
Suspension
- Shock Absorber Diameter - Front (in): 2.02
- Shock Absorber Diameter - Rear (in): 2.02
- Shock Absorbers: Twin-tube
- Spring Capacity - Front (lbs): 4800
- Spring Capacity - Rear (lbs): 6200
- Springs: 3-stage multi-leaf - rear
- Stabilizer Bar: Front
- Stabilizer Bar Diameter - Front (in): 1.31
- Type: Z85
- Type - Front: Independent
- Type - Front: Short & Long Arm (SLA)
- Type - Front: Torsion bar(s)
- Type - Rear: Semi-elliptic
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Features may vary per vehicle. All advertised prices exclude taxes, title, and emissions.