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Price: $74,912

New 2026 GMC Sierra 3500 SLT Crew Cab

Stock #M260440
New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 1
New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 1 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 2 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 3 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 4 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 5 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 6 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 7 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 8 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 9 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 10 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 11 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 12 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 13 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 14 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 15 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 16 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 17 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 18 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 19 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 20 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 21 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 22 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 23 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 24 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 25 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 26 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 27 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 28 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 29 New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 30
Photos may be stock images.
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Vehicle Notes

Sterling Metallic 2026 GMC Sierra 3500HD SLT 10-Speed Automatic, 4WD, Jet Black Leather.Factory MSRP: $83,315Gooseneck/5th Wheel Prep Package (Spray-o…
Read More… Sterling Metallic 2026 GMC Sierra 3500HD SLT 10-Speed Automatic, 4WD, Jet Black Leather.Factory MSRP: $83,315Gooseneck/5th Wheel Prep Package (Spray-on Pickup Bedliner with GMC Logo), Preferred Equipment Group 4SA (10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 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 Active Transfer Case, 6-Speaker Audio System Feature, Chrome Surround Grille with Chrome Insert Bars, Deep-Tinted Glass, Driver Memory, Electric Rear-Window Defogger, Front 40/20/40 Split-Bench Seats with Lockable Storage, Front Rain-Sensing Wipers, Heated Driver and Front Outboard Passenger Seats, Keyless Open and Start, LED Cargo Area Lighting, Manual Tilt-Wheel/Telescoping Steering Column, Power Front Windows with Passenger Express Up/Down, Push Button Start, SiriusXM with 360L Trial Subscription, Steering Wheel Audio Controls, Unauthorized Entry Theft-Deterrent System, Wireless Charging, and Wireless Phone Projection), Snow Plow Prep/Camper Package (220 Amp Alternator), Suspension Package, 10-Speed Automatic, 4WD, Jet Black Leather, 4-Wheel Disc Brakes, 6 Speakers, ABS brakes, Air Conditioning, AM/FM radio: SiriusXM with 360L, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic Pre-Collision Braking, Automatic temperature control, Brake assist, Buckle to Drive, Bumpers: chrome, Compass, 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, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Center Armrest w/Storage, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front Pedestrian Braking, Front reading lights, Front wheel independent suspension, Fully automatic headlights, GMC Premium 13.4" Diagonal Information Display, Heated door mirrors, Heated front seats, Heated steering wheel, Heavy-Duty 80 Amp-Hour Battery, Hitch Guidance with Hitch View, Illuminated entry, IntelliBeam Automatic High Beam on/Off, Lane Departure Warning System, Low tire pressure warning, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Front Outboard Seat Trim, Pickup Bed, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power windows, Premium audio system: Premium GMC Infotainment System, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rain sensing wipers, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Remote keyless entry, Security system, Speed control, Speed-sensing steering, Split folding rear seat, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, 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
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Chassis Details

Stock Number
M260440
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
GVWR
14,000
Drivetrain
4WD
Cab Type
Crew
Vehicle Trim
SLT
Vehicle VIN
1GT4UUEY7TF285163
Interior Color
Jet Black
Seating Capacity
6
Exterior Color Description
Sterling Metallic
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
  • Preferred Equipment Group 4SA
  • 10-Way Power Driver Seat Adjuster with Lumbar
  • Driver Memory
  • Rear Wheelhouse Liners
  • 10-Way Power Passenger Seat Adjuster with Lumbar
  • Power Front Windows with Passenger Express Up/Down
  • Deep-Tinted Glass
  • Keyless Open and Start
  • Front 40/20/40 Split-Bench Seats with Lockable Storage
  • Winter Grille Cover
  • Push Button Start
  • Wireless Charging
  • Electric Rear-Window Defogger
  • Front Rain-Sensing Wipers
  • Spray-on Pickup Bedliner with GMC Logo
  • Pickup Bed
  • Chrome Surround Grille with Chrome Insert Bars
  • Radio: AM/FM Stereo with Premium GMC Infotainment System
  • Engine Block Heater
  • Exhaust Brake
  • Heated Driver and Front Outboard Passenger Seats
  • 120-Volt Bed Mounted Power Outlet
  • 120-Volt Instrument Panel Power Outlet
  • 220 Amp Alternator
  • Heavy-Duty 80 Amp-Hour Battery
  • Manual Tilt-Wheel/Telescoping Steering Column
  • 2-Speed Active Transfer Case
  • Skid Plates
  • Sierra HD Pro Safety
  • Wireless Phone Projection
  • Hitch Guidance with Hitch View
  • Perforated Leather-Appointed Front Outboard 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
  • LED Cargo Area Lighting
  • 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
  • Unauthorized Entry Theft-Deterrent System
  • Front License Plate Kit
  • 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: Premium GMC Infotainment System
  • AM/FM radio: SiriusXM with 360L
  • Automatic Pre-Collision Braking
  • Exterior Parking Camera Rear
  • Front Center Armrest w/Storage
  • Compass
  • Auto-dimming Rear-View mirror
  • Variably intermittent wipers
  • Turn signal indicator mirrors
  • Trip computer
  • Traction control
  • Tilt steering wheel
  • Telescoping steering wheel
  • Steering wheel mounted audio controls
  • Split folding rear seat
  • Speed-sensing steering
  • Speed control
  • Security system
  • Remote keyless entry
  • Rear window defroster
  • Rear step bumper
  • Rear seat center armrest
  • Rear reading lights
  • Rain sensing wipers
  • Power windows
  • Power steering
  • Power passenger seat
  • Power driver seat
  • Power door mirrors
  • Passenger vanity mirror
  • Passenger door bin
  • Panic alarm
  • Overhead console
  • Overhead airbag
  • Outside temperature display
  • Occupant sensing airbag
  • Memory seat
  • Low tire pressure warning
  • Illuminated entry
  • Heated steering wheel
  • Heated front seats
  • Heated door mirrors
  • Fully automatic headlights
  • Front wheel independent suspension
  • Front reading lights
  • Front fog lights
  • Front dual zone A/C
  • 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
  • Automatic temperature control
  • Auto-dimming door mirrors
  • ABS brakes
  • Voltmeter
  • Tachometer
  • Electronic Stability Control
  • Air Conditioning
  • 6 Speakers
  • View All
New 2026 GMC Sierra 3500 SLT Crew Cab for sale #M260440 - photo 2
Photos may be stock images.

Body Details

Body Type
Pickup
Call For Pricing

Pricing Details

MSRP $83,315
Buick & GMC Consumer Cash Program - $1,000
Dealer Discount - $7,403
Price $74,912
Total Savings $8,403
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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