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Used 2018 GMC Sierra 2500HD Specs & Features

Starting MSRP

Engine TypeFlex-fuel (FFV)
Transmission6-speed shiftable automatic
Drive TypeFour wheel drive
Total Seating5
Basic Warranty3 yr./ 36,000 mi.
Fuel & MPG
Fuel & MPG
Fuel typeFlex-fuel (unleaded/E85)
Range in miles (city/hwy)0/0 mi.
Fuel tank capacity36.0 gal.
Base engine size6.0 L
Base engine typeFlex-fuel (FFV)
Horsepower360 hp @ 5,400 rpm
Torque380 lb-ft @ 4,200 rpm
Cam typeOverhead valves (OHV)
Valve timingVariable
Towing & Hauling
Towing & Hauling
Max Towing Capacity13,000 lbs.
Max Payload Capacity2,943 lbs.
Transmission6-speed shiftable automatic
Drive typeFour wheel drive
On demand 4WDyes
Electronic hi-lo gear selectionyes
Automatic locking hubsyes
Rear locking differentialyes
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*The Manufacturer's Suggested Retail Price excludes destination freight charge, tax, title, license, dealer fees and optional equipment. See your GMC dealer for details.
Front independent suspensionyes
Stabilizer bar stabilizer baryes
Length239.5 in.
Overall width without mirrors80.5 in.
Height78.2 in.
Wheelbase153.7 in.
Bed length78.9 in.
Turning circle51.5 ft.
Ground clearance9.7 in.
Curb weight6,532 lbs.
Maximum towing capacity13,000 lbs.
Maximum payload2,943 lbs.
Gross weight9,500 lbs.
Exterior Colors
  • Red Quartz Tintcoat
  • Dark Slate Metallic
  • Mineral Metallic
  • White Frost Tricoat
  • Quicksilver Metallic
  • Onyx Black
Interior Colors
  • Jet Black, leather
  • Cocoa/Dark Sand, leather
Front Seat Dimensions
Front Seat Dimensions
Front head room42.8 in.
Front leg room45.3 in.
Front shoulder room64.8 in.
Front hip room60.7 in.
Premium leatheryes
Bucket front seatsyes
8-way power driver seatyes
Height adjustable driver seatyes
Driver seat with power adjustable lumbar supportyes
8-way power passenger seatyes
Height adjustable passenger seatyes
Passenger seat with power adjustable lumbar supportyes
Multi-level heating driver seatyes
Multi-level heating passenger seatyes
Ventilated driver seatyes
Ventilated passenger seatyes
Rear Seat Dimensions
Rear Seat Dimensions
Rear head room40.5 in.
Rear leg room40.9 in.
Rear shoulder room64.3 in.
Rear hip room60.2 in.
Split-folding rear seatbackyes
Folding center armrestyes
Lane departure warning accident avoidance systemyes
Dual front side-mounted airbagsyes
Front and rear head airbagsyes
Passenger airbag occupant sensing deactivationyes
Stability controlyes
Traction controlyes
Child seat anchorsyes
Rear door child safety locksyes
4-wheel ABSyes
Front and rear ventilated disc brakesyes
Tire pressure monitoringyes
Dusk sensing headlampsyes
Auto delay off headlampsyes
Xenon high intensity discharge headlampyes
Daytime running lightsyes
Front fog/driving lightsyes
Turn signal mirrorsyes
2 front headrestsyes
2 rear headrestsyes
Rear height adjustable headrestsyes
Rear center 3-point beltyes
Remote anti-theft alarm systemyes
Engine immobilizeryes
In-Car Entertainment
In-Car Entertainment
AM/FM stereoyes
Bose premium brand speakersyes
7 total speakersyes
1 subwoofer(s)yes
USB connectionyes
Auxiliary audio input and USB with external media controlyes
Satellite radio satellite radioyes
3 months of provided satellite radio serviceyes
Speed sensitive volume controlyes
Power Feature
Power Feature
4 one-touch power windowsyes
Remote keyless power door locksyes
Reverse tilt dual mirrors provides curb view when vehicle in reverseyes
Heated mirrorsyes
Comfort & Convenience
Comfort & Convenience
Tilt and telescopic steering wheelyes
Audio and cruise controls on steering wheelyes
Power steeringyes
Rear view camerayes
Front and rear parking sensorsyes
Cruise controlyes
Adjustable pedalsyes
Universal remote transmitter (for garage door, security system, etc.)yes
Front and rear cupholdersyes
Front door pocketsyes
Front seatback storageyes
Leather steering wheelyes
Heated steering wheelyes
Dual zone front climate controlyes
Rear ventilation ductsyes
Sun sensoryes
Dual illuminating vanity mirrorsyes
Electrochromatic inside rearview mirroryes
Turn signal in mirrorsyes
Trip computeryes
External temperature displayyes
Tires & Wheels
Tires & Wheels
Chrome alloy wheelsyes
20 x 8.5 in. wheelsyes
All terrain tiresyes
LT265/60R20 tiresyes
Fullsize non-matching spare tireyes
Underbody mounted spare tireyes
Emergency Serviceyes
Airbag Deployment Notificationyes
Stolen Vehicle Tracking/Assistanceyes
Hands-Free Callingyes
Roadside Assistanceyes
Concierge Serviceyes
Destination guidance (also Turn-by-Turn Navigation)yes
Destination Downloadyes
Basic3 yr./ 36,000 mi.
Drivetrain5 yr./ 60,000 mi.
Rust6 yr./ 100,000 mi.
Roadside5 yr./ 60,000 mi.
Mechanical Options
Mechanical Options
Dual Alternators +$380
5th-Wheel/Gooseneck Trailer Wiring Equipment +$35
High Idle Switch +$200
Engine Block Heater +$100
Auxiliary Battery w/730 Cold-Cranking Amps +$135
220 Amp Alternator +$150
Gooseneck/5th Wheel Prep Package +$370
Gooseneck Hitch Package +$295
Winter Covers for Diesel Engine +$55
Cargo Convenience Package +$410
Off-Road Suspension Package +$180
Snow Plow Prep. Package +$385
Duramax Plus Package +$9,190
Interior Options
Interior Options
Console Insert Expandable Folder Tote +$45
Rear Seat DVD Entertainment System +$1,995
All Weather Floor Liner +$200
Rear Seat Entertainment Package +$1,620
Console Insert Organizer Tray +$60
Composite Rear Under Seat Storage Bin +$255
All-Weather Floor Mats +$165
Exterior Options
Exterior Options
Assist Steps Not Desired or Alternate Step Desired -$750
Polished Exhaust Tip +$140
Retractable Driver Side Cargo Box Assist Step +$360
Rubber Bed Mat +$155
Body Color Wheel Arch Moldings +$700
Heated, Manual Extending, Vertical Trailering Power Exterior Mirrors +$295
LT265/70R18E All-Season Blackwall Tires +$0
4" Round Chrome Tubular Assist Steps +$685
LT265/70R18E All-Terrain Blackwall Tires +$200
Wheel Locks +$65
Body Color Molded Splash Guards +$315
Vinyl Tonneau Cover +$535
Hard Tri-Folding Tonneau w/Vinyl Cover +$995
20" 6-Spoke Polished Aluminum Wheels +$800
Provision for Cab Roof-Mounted Lamp/Beacon +$30
Delete: Spray-On Bedliner +$0
Chrome Tailgate Handle +$140
Smoked Amber Roof Marker Lamps +$55
Power Glass Sunroof +$995
Soft Folding Tonneau Cover +$625
Chrome Recovery Hooks +$250
18" x 8.0" Chrome Aluminum Wheels +$800
Front and Rear Molded Splash Guards +$225
License Plate Kityes
Bed Liner +$355