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Price: $71,430

New 2026 GMC Sierra 3500 SLE Double Cab

Stock #M260334
New 2026 GMC Sierra 3500 SLE Double Cab for sale #M260334 - photo 1
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Vehicle Notes

Recent Arrival! Onyx Black 2026 GMC Sierra 3500HD SLE 10-Speed Automatic, 4WD, Jet Black Cloth.Factory MSRP: $79,830Suspension Package, 10-Speed Autom…
Read More… Recent Arrival! Onyx Black 2026 GMC Sierra 3500HD SLE 10-Speed Automatic, 4WD, Jet Black Cloth.Factory MSRP: $79,830Suspension Package, 10-Speed Automatic, 4WD, Jet Black Cloth, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2-Speed Electronic Shift Transfer Case, 3.73 Rear Axle Ratio, 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: SiriusXM with 360L, Automatic Emergency Braking, Automatic Pre-Collision Braking, Brake assist, Buckle to Drive, Bumpers: chrome, Chrome Surround Grille with Chrome Insert Bars, Cloth Seat Trim, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electronic Stability Control, Emergency communication system: OnStar Services capable, 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 Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Premium 13.4" Diagonal Information Display, Heated door mirrors, Heavy-Duty 80 Amp-Hour Battery, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, 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, Pickup Bed, Power door mirrors, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Push Button Start, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rear reading lights, Rear step bumper, Remote keyless entry, SiriusXM with 360L Trial Subscription, Speed control, Split folding rear seat, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Voltmeter, and Wireless Phone Projection. Buyer is responsible for Tax, Title, License and Doc Fee of $367.70. All advertised vehicles are subject to actual dealer availability. Options and pricing are subject to change. We are not liable for pricing errors. See dealer for details.
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Chassis Details

Stock Number
M260334
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
Drivetrain
4WD
Cab Type
Double
Vehicle Trim
SLE
Interior Color
Jet Black
Seating Capacity
5
Exterior Color Description
Onyx Black
Engine Cylinder Count
8
Transmission Type
Automatic
Fuel Type
Diesel
Engine Model
L5P
Engine Size (L)
6.6
Brake Type
Hydraulic

Vehicle Options

  • SiriusXM with 360L Trial Subscription
  • 4-Way Manual Driver Seat Adjuster
  • 4-Way Manual Passenger Seat Adjuster
  • Deep-Tinted Glass
  • Keyless Open and Start
  • Front 40/20/40 Split-Bench Seats with Lockable Storage
  • Push Button Start
  • Pickup Bed
  • Chrome Surround Grille with Chrome Insert Bars
  • 3.73 Rear Axle Ratio
  • Radio: AM/FM Stereo with Premium GMC Infotainment System
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • Heavy-Duty 80 Amp-Hour Battery
  • 2-Speed Electronic Shift Transfer Case
  • Sierra HD Pro Safety
  • Wireless Phone Projection
  • Cloth Seat Trim
  • Buckle to Drive
  • IntelliBeam Automatic High Beam on/Off
  • 2 Charge-Only Rear USB Ports
  • 2 Charge/Data USB Ports
  • Following Distance Indicator
  • Forward Collision Alert
  • Lane Departure Warning System
  • Automatic Emergency Braking
  • Steering Wheel Audio Controls
  • Front Pedestrian Braking
  • 6-Speaker Audio System Feature
  • GMC Premium 13.4" Diagonal Information Display
  • Suspension Package
  • 4-Wheel Disc Brakes
  • Emergency communication system: OnStar Services capable
  • Premium audio system: Premium GMC Infotainment System
  • AM/FM radio: SiriusXM with 360L
  • Automatic Pre-Collision Braking
  • Exterior Parking Camera Rear
  • Front Center Armrest w/Storage
  • Compass
  • Variably intermittent wipers
  • Turn signal indicator mirrors
  • Trip computer
  • Traction control
  • Tilt steering wheel
  • Steering wheel mounted audio controls
  • Split folding rear seat
  • Speed control
  • Remote keyless entry
  • Rear step bumper
  • Rear reading lights
  • Power windows
  • Power steering
  • Power door mirrors
  • Passenger vanity mirror
  • Passenger door bin
  • Panic alarm
  • Overhead console
  • Overhead airbag
  • Outside temperature display
  • Occupant sensing airbag
  • Low tire pressure warning
  • Illuminated entry
  • Heated door mirrors
  • Fully automatic headlights
  • Front wheel independent suspension
  • Front reading lights
  • Front anti-roll bar
  • Dual front side impact airbags
  • Dual front impact airbags
  • Driver vanity mirror
  • Driver door bin
  • Delay-off headlights
  • Bumpers: chrome
  • Brake assist
  • ABS brakes
  • Voltmeter
  • Tachometer
  • Electronic Stability Control
  • Air Conditioning
  • 6 Speakers
  • View All
New 2026 GMC Sierra 3500 SLE Double Cab for sale #M260334 - photo 1
Photo shown is a stock image and not an image of this exact vehicle. Contact us for more information.

Body Details

Body Type
Pickup
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Pricing Details

MSRP $79,830
Buick & GMC Consumer Cash Program - $500
Dealer Discount - $7,900
Price $71,430
Total Savings $8,400
Additional Upfit Cost

Vehicle available NOW in McHenry, IL.

Contact Castle GMC of McHenry for more info.

(815) 605-6680
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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