Drivers in Lakeland, Polk County, and across Central Florida choose the Regal Automotive Group for a wide selection of new vehicles and a dealership experience built around convenience and transparency. With multiple locations in Lakeland, Regal makes it easy to find the right vehicle to fit your lifestyle.
- Chrome Wheel to Wheel Assist Steps
- SLT Convenience Package with bucket seats and center console
- Ventilated front seats
- Wireless Charging
- Premium Bose Audio System with SiriusXM
- Power Rake and Telescoping Steering Column
- USB Charge and Data ports
- EcoTec3 5.3L V8 engine with 10-Speed Automatic and 4WD
- Premium GMC Infotainment System with Apple CarPlay and Android Auto
- Heated driver and front passenger seats
- Automatic Emergency Braking and Lane Keep Assist
- HD Rear Vision Camera
- 18" Machined Aluminum wheels
- Remote Vehicle Starter System
- Front fog lights and fully automatic headlights
The 2026 GMC Sierra 1500 SLT in Silver delivers the capability and refinement you expect from this iconic truck. With an EcoTec3 5.3L V8 engine paired to a 10-Speed Automatic transmission and 4WD, this Sierra provides the power and control for both highway driving and job-site performance. You'll appreciate the responsive handling and confidence this powertrain offers in real-world conditions.
Inside the cab, the SLT Convenience Package elevates your daily drive with premium appointments and thoughtful technology. Perforated leather-appointed front bucket seats with heating and ventilation keep you comfortable through long hours behind the wheel. The wireless charging pad and multiple USB ports ensure your devices remain powered and ready when you need them.
Technology integration makes every journey smoother. Wireless Apple CarPlay and Android Auto connectivity give you seamless access to navigation, messaging, and entertainment. The Premium Bose Audio System delivers rich, immersive sound, while the SiriusXM trial subscription opens access to satellite radio programming. Climate control with automatic temperature management and front dual zones lets each occupant find their comfort level.
Safety features work quietly in the background to protect you and your passengers. Automatic Emergency Braking, Lane Keep Assist with Lane Departure Warning, and Front Pedestrian Braking provide an extra layer of confidence. The HD Rear Vision Camera with hitch guidance simplifies parking and trailer hookup. OnStar connectivity keeps emergency assistance just a button press away.
The exterior reflects the professional appearance you want. Chrome wheel-to-wheel assist steps make entry and exit easier while adding visual dimension. The 18-inch machined aluminum wheels strike a balance between style and durability. Deep-tinted glass and rain-sensing wipers reduce glare and enhance visibility in changing weather.
This Sierra 1500 SLT combines capability, comfort, and modern convenience into a truck ready for work and weekend adventures alike. Every detail has been considered to give you a vehicle that performs dependably and keeps you connected to what matters most.
For nearly 50 years, the Regal Automotive Group has proudly served Lakeland and Polk County drivers. With a large inventory of quality vehicles, competitive pricing, and aggressive financing options, our team is committed to delivering a straightforward buying experience and excellent customer service. Price includes: $1750 - Buick & GMC Consumer Cash Program. Exp. 08/31/2026 $2500 - Buick GMC Bonus Cash. Exp. 08/31/2026 $3000 - GM Trade In Allowance Program. Exp. 08/31/2026 $500 - GM First Responder Cash Allowance Program. Exp. 01/04/2027 $500 - GM Rewards Card Sales Sign Up and Spend Offer. Exp. 09/30/2026
2026 GMC Sierra 1500 SLT
- New
Finance Terms
Regal Automotive Group
Call 863-225-9790
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The overview
- Exterior Color
- Sterling
- Interior Color
- Jet Black
- Body/Seating
- Truck Crew Cab/5 seats
- Seats
- 5 seats
- Fuel Economy
- 15/18 MPG City/Hwy
- Transmission
- Automatic
- Drivetrain
- 4x4
- Engine
- V-8 cyl
- VIN
- 3GTUUDED6TG447148
- Stock Number
- 26T363
The highlights
- Navigation system
- Lane departure
- Leather upholstery
- Automatic temperature control
- Emergency communication system
- Wireless phone connectivity
- Exterior parking camera rear
- Front dual zone A/C
- Auto high-beam headlights
- Rain sensing wipers
- Auto-dimming rearview mirror
- Split folding rear seat
The full specifications
- 1-touch down
- 1-touch up
- Air conditioning
- Auto-dimming rearview mirror
- Automatic temperature control
- Driver door bin
- Driver vanity mirror
- Emergency communication system: OnStar
- Front beverage holders
- Front dual zone A/C
- Heated steering wheel
- Illuminated entry
- Memory seat
- Navigation system
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- Power windows
- Proximity key: doors and push button start
- Rear beverage holders
- Rear door bins
- Remote engine start
- Remote keyless entry
- Speed control
- Telescoping steering wheel
- Tilt steering wheel
- Alloy wheels
- Front anti-roll bar
- Front tires: 265/65SR18.0
- Front wheel independent suspension
- Power steering
- Rear tires: 265/65SR18.0
- Speed-sensing steering
- Wheel size: 18"
- 1st row LCD monitors: 2
- AM/FM radio: SiriusXM with 360L
- Primary LCD size: 13.4"
- Radio data system
- Satellite radio trial duration with new vehicle purchase (months): 3
- Smart device integration: Apple CarPlay/Android Auto
- Speaker type: Bose
- Speakers: 7
- Steering wheel mounted audio controls
- Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
- Wireless Phone Charger: front
- Wireless phone connectivity: Bluetooth
- Basic warranty: 36 months/36,000miles
- Corrosion perforation warranty: 72 months/100,000miles
- Maintenance warranty: 12 months/ unlimited distance
- Powertrain warranty: 60 months/60,000miles
- Roadside assistance coverage: 60 months/60,000miles
- Front center armrest
- Front seats: bucket
- Heated front seats
- Leather upholstery
- Max seating capacity: 5
- Power 2-way driver lumbar support
- Power 2-way passenger lumbar support
- Power driver seat
- Power passenger seat
- Rear seat center armrest
- Rear seats: split-bench
- Rear seats Folding position: fold-up cushion
- Seat Upholstery: leather
- Split folding rear seat
- Ventilated front seats
- Compressor: Not Available
- Cylinder configuration: V-8
- Cylinder deactivation
- Drive type: four-wheel
- Electric motor 1 torque: none
- Electric motor horsepower: none
- Engine liters: 5.3L
- Engine location: front
- Fuel economy city: 15mpg
- Fuel economy combined: 16mpg
- Fuel economy highway: 18mpg
- Fuel tank capacity: 24.0gal.
- Horsepower: 355hp @ 5,600RPM
- Hybrid electric powertrain type: none
- Hybrid system combined power torque: none
- Hybrid system net power: none
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Number of valves: 16
- Rear locking differential
- Recommended fuel: Regular Unleaded
- Standard fuel economy fuel type: gasoline
- Torque: 383 lb.-ft. @ 4,100RPM
- Transmission: 10 speed automatic
- Variable valve control
- Approach angle: 19 deg
- Departure angle: 24 deg
- Ground clearance (min): 206mm (8.1")
- Ramp breakover angle: 18 deg
- Auto-dimming door mirrors
- Bumpers: chrome
- Door mirrors: chrome
- Heated door mirrors
- Hitch Class: IV
- Left rear passenger door: conventional
- Power door mirrors
- Rear cargo: tailgate
- Rear step bumper
- Right rear passenger: conventional
- Trailer hitch
- Trailer sway control
- Compression ratio: 11.00 to 1
- Curb weight: 2,318kg (5,110lbs)
- Engine bore x stroke: 96.0mm x 92.0mm (3.78" x 3.62")
- Engine displacement: 5.3 L
- Engine torque: 383 lb.-ft. @ 4,100RPM
- Exterior body width: 2,063mm (81.2")
- Exterior height: 1,918mm (75.5")
- Exterior length: 5,890mm (231.9")
- Front headroom: 1,092mm (43.0")
- Front hiproom: 1,554mm (61.2")
- Front legroom: 1,131mm (44.5")
- Front shoulder room: 1,676mm (66.0")
- GVWR: 3,221kg (7,100lbs)
- Greenhouse Gas Score (GG): 3
- Payload: 889kg (1,960lbs)
- Rear headroom: 1,019mm (40.1")
- Rear hiproom: 1,529mm (60.2")
- Rear legroom: 1,102mm (43.4")
- Rear shoulder room: 1,656mm (65.2")
- Towing capacity: 4,128kg (9,100lbs)
- Turning radius: 7.1m (23.1')
- Wheelbase: 3,744mm (147.4")
- Appearance: digital/analog
- Auto high-beam headlights
- Compass
- Configurable
- Delay-off headlights
- Exterior parking camera rear: HD Rear Vision Camera yes
- Front fog lights
- Front reading lights
- Fully automatic headlights
- Lane departure: Lane Keep Assist with Lane Departure Warning active
- Low tire pressure warning
- Oil pressure gauge
- Outside temperature display
- Rain sensing wipers
- Rear reading lights
- Rear window defroster
- Tachometer
- Trip computer
- Variably intermittent wipers
- Voltmeter
- 4 wheel disc brakes
- ABS brakes
- Brake assist
- Dual front impact airbags
- Dual front side impact airbags
- Electronic stability
- Forward collision: Forward Collision Alert with Automatic Braking mitigation
- Front pedestrian detection: prevention
- Ignition disable
- Occupant sensing airbag
- Overhead airbag
- Panic alarm
- Perimeter/approach lights
- Security system
- Tracker system: Stolen Vehicle Assistance
- Traction control
Notes from the dealer
Track your progress
Peace of mind
Factory warranty
36 months/36,000miles from the vehicle's original in-service date
Optional add-on protection
- GAP Protection
- Lifetime Powertrain
- Tires and Wheels
- Paint Protection
A name you can trust
Regal Automotive Group is dedicated to your satisfaction before, during, and after your purchase. We'll go the extra mile to take care of you.
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Price is plus tax, tag, title. A dealer fee of $989 and an Electronic Registration Filing Fee of $249 are included in the price, which charges represent costs and profits to the dealer for items such as inspecting, cleaning, and adjusting vehicles and preparing documents related to the sale. All advertised pricing is on in-stock units only and is inclusive of all applicable manufacturer offers and may not be combined with other exclusive offers. All payment quotes received assumes that taxes and fees will be paid at the time of sale by the customer in addition to the down payment amount stated or shown. Certain offers presume financing through the Manufacturer Captive Lender, subject to approved credit. Should you purchase the vehicle through the use of other funds, or through other lending sources, certain offers may be excluded. See dealer for complete details.