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Price: $64,647

New 2026 GMC Sierra 3500 Pro Double Cab

Stock #M260178
New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 1
New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 1 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 2 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 3 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 4 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 5 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 6 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 7 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 8 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 9 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 10 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 11 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 12 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 13 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 14 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 15 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 16 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 17 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 18 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 19 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 20 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 21 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 22 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 23 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 24 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 25 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 26 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 27 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 28 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 29 New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 30
Photos may be stock images.
Dealer Video
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Vehicle Notes

Summit White 2026 GMC Sierra 3500HD Pro 10-Speed Automatic, 4WD, Black Cloth.Factory MSRP: $72,425Convenience Package (Deep-Tinted Glass, Electric Rea…
Read More… Summit White 2026 GMC Sierra 3500HD Pro 10-Speed Automatic, 4WD, Black Cloth.Factory MSRP: $72,425Convenience Package (Deep-Tinted Glass, Electric Rear-Window Defogger, EZ Lift Power Lock and Release Tailgate, and LED Cargo Area Lighting), Gooseneck/5th Wheel Prep Package (Spray-on Pickup Bedliner), Hitch Package, Preferred Equipment Group 1SA (2 Charge/Data USB Ports, 2-Speed Electronic Shift Transfer Case, Chrome Grille with Flat Black Grille Insert Bars, Push Button Start, Remote Keyless Entry, Solar Absorbing Tinted Glass, and Wireless Phone Projection), Snow Plow Prep/Camper Package (220 Amp Alternator), Suspension Package, 10-Speed Automatic, 4WD, Black Cloth, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 4-Way Manual Driver Seat Adjuster, 4-Way Manual Passenger Seat Adjuster, 4-Wheel Disc Brakes, 6 Speakers, 6-Speaker Audio System Feature, ABS brakes, Air Conditioning, AM/FM radio, Auto-Dimming Inside Rear-View Mirror, Automatic Emergency Braking, Automatic Pre-Collision Braking, Black Assist Step, Brake assist, Buckle to Drive, Bumpers: chrome, Compass, Delay-off headlights, Driver door bin, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar Services capable, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, Following Distance Indicator, Forward Collision Alert, Front 40/20/40 Split-Bench Seats with Lockable Storage, Front anti-roll bar, Front Center Armrest w/Storage, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heavy-Duty 80 Amp-Hour Battery, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, Low tire pressure warning, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perimeter Lighting, Pickup Bed, Power steering, Power windows, Power-Adjustable Black Outside Mirrors, Premium audio system: GMC Infotainment System, Radio: AM/FM with GMC Infotainment System, Rear reading lights, Rear step bumper, Remote keyless entry, SiriusXM Trial Subscription, Speed control, Split folding rear seat, Tachometer, Tilt steering wheel, Traction control, Trip computer, Upfitter Switch Kit (5), Variably intermittent wipers, Vinyl Seat Trim, Voltmeter, and Winter Grille Cover. The advertised Price is the total price for the vehicle and includes our $378 Doc Fee (IL locations), or $249 Doc Fee (IN locations) and a $35.00 electronic filing Fee. The Price excludes only government-mandated taxes, tags, registration fees, and title fees. Pricing includes all applicable rebates. Manufacturer regional rebates may be included; residency restrictions can vary. Please call to verify. We strive to maintain accurate information on this website about inventory, vehicle features and history, manufacturer incentives, and pricing. To do so, we often rely on third-party sources to provide us with particular data. All Information is subject to change without notice to correct inaccuracies and to adjust for changing market conditions. We assume no responsibility for errors and omissions, and make no representations or warranties, express or implied, that the information presented is accurate and complete.
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Chassis Details

Stock Number
M260178
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
GVWR
14,000
Drivetrain
4WD
Cab Type
Double
Vehicle Trim
Pro
Interior Color
Black
Seating Capacity
5
Exterior Color Description
Summit White
Engine Cylinder Count
8
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

  • Preferred Equipment Group 1SA
  • Upfitter Switch Kit (5)
  • 4-Way Manual Driver Seat Adjuster
  • 4-Way Manual Passenger Seat Adjuster
  • Deep-Tinted Glass
  • Solar Absorbing Tinted Glass
  • Remote Keyless Entry
  • Front 40/20/40 Split-Bench Seats with Lockable Storage
  • Winter Grille Cover
  • Push Button Start
  • Electric Rear-Window Defogger
  • Spray-on Pickup Bedliner
  • Auto-Dimming Inside Rear-View Mirror
  • Power-Adjustable Black Outside Mirrors
  • Pickup Bed
  • Chrome Grille with Flat Black Grille Insert Bars
  • Radio: AM/FM with GMC Infotainment System
  • Engine Block Heater
  • Exhaust Brake
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • 220 Amp Alternator
  • Heavy-Duty 80 Amp-Hour Battery
  • 2-Speed Electronic Shift Transfer Case
  • Skid Plates
  • Convenience Package
  • Sierra HD Pro Safety
  • Wireless Phone Projection
  • EZ Lift Power Lock and Release Tailgate
  • Hitch Package
  • Vinyl Seat Trim
  • Buckle to Drive
  • IntelliBeam Automatic High Beam on/Off
  • Perimeter Lighting
  • SiriusXM Trial Subscription
  • 2 Charge-Only Rear USB Ports
  • 2 Charge/Data USB Ports
  • Following Distance Indicator
  • Forward Collision Alert
  • LED Cargo Area Lighting
  • Lane Departure Warning System
  • Automatic Emergency Braking
  • Front Pedestrian Braking
  • 6-Speaker Audio System Feature
  • Front License Plate Kit
  • Black Assist Step
  • Snow Plow Prep/Camper Package
  • Gooseneck/5th Wheel Prep Package
  • Suspension Package
  • 4-Wheel Disc Brakes
  • Emergency communication system: OnStar Services capable
  • Premium audio system: GMC Infotainment System
  • Automatic Pre-Collision Braking
  • Exterior Parking Camera Rear
  • Front Center Armrest w/Storage
  • Compass
  • Variably intermittent wipers
  • Trip computer
  • Traction control
  • Tilt steering wheel
  • Split folding rear seat
  • Speed control
  • Remote keyless entry
  • Rear step bumper
  • Rear reading lights
  • Power windows
  • Power steering
  • Passenger vanity mirror
  • Passenger door bin
  • Panic alarm
  • Overhead console
  • Overhead airbag
  • Outside temperature display
  • Occupant sensing airbag
  • Low tire pressure warning
  • Illuminated entry
  • Fully automatic headlights
  • Front wheel independent suspension
  • Front reading lights
  • Front anti-roll bar
  • Dual front side impact airbags
  • Dual front impact airbags
  • Driver door bin
  • Delay-off headlights
  • Bumpers: chrome
  • Brake assist
  • AM/FM radio
  • ABS brakes
  • Voltmeter
  • Tachometer
  • Electronic Stability Control
  • Air Conditioning
  • 6 Speakers
  • View All
New 2026 GMC Sierra 3500 Pro Double Cab for sale #M260178 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
Call For Pricing

Pricing Details

MSRP $72,425
Buick & GMC Consumer Cash Program - $1,000
Dealer Discount - $6,778
Price $64,647
Total Savings $7,778
Additional Upfit Cost

Vehicle available NOW in McHenry, IL.

Contact Castle GMC of McHenry for more info.

Disclaimer:
New vehicle pricing includes all offers and incentives. Tax, Title and Tags not included in vehicle prices shown and must be paid by the purchaser. While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us at (866) 983-3343 or by visiting us at the dealership.

**With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 4.9% interest and 20% downpayment.

The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

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