2026 GMC Sierra 1500 Denali Ultimate
CarBuyingTips Insights
Before you make an offer
Dealer cost — not sticker — is the number that matters. Our free spreadsheet works it out for you in about ten minutes.
Calculate true dealer cost
1 / 24
$78,155$82,155
NewPrice drop
$11,030 below the MSRP of $89,185
On the market 144 days
GMC of Watertown
715 Straits Tpke, Watertown, CT
Stock #N391338A
CarBuyingTips does not sell cars. Listings come from dealer inventory feeds and prices change often — always confirm with the seller.
Specifications
- Year
- 2026
- Make
- GMC
- Model
- Sierra 1500
- Trim
- Denali Ultimate
- Body style
- Truck
- Mileage
- New
- Engine
- 6.2L V8
- Horsepower
- 420 hp
- Torque
- 460 lb-ft
- Cylinders
- 8
- Transmission
- Automatic
- Drivetrain
- 4WD
- Fuel
- Gasoline
- MPG (city / hwy)
- 15 / 19
- Doors
- 4
- Seats
- 5
- Exterior color
- White
- Interior color
- Brown
- MSRP
- $89,185
- VIN
- 1GTUUHEL6TZ391338
Price history
| Date | Listed price |
|---|---|
| Oct 18, 2026 | $78,155 ↓ |
| Oct 18, 2026 | $82,155 ↑ |
| Oct 17, 2026 | $78,155 ↓ |
| Oct 17, 2026 | $82,155 ↑ |
| Oct 14, 2026 | $79,155 ↓ |
| Oct 14, 2026 | $82,155 ↑ |
| Oct 14, 2026 | $79,155 ↓ |
| Oct 14, 2026 | $82,155 |
Before you buy this GMC
- Get the VIN checked before you go. A clean history report is the cheapest insurance you can buy. Vehicle history reports
- Arrange your own financing first so the finance office has to beat a rate, not set one. Car loan guide
- Know the 10 dealer scams that happen after you agree on price. Top 10 dealer scams
- Never discuss a trade-in until the purchase price is locked. Trade-in tips