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2026 GMC Sierra HD AT4
VIN
1GT4UPEY6TF221262
This 2026 GMC Sierra HD AT4 is listed at $83,579 with 7 miles in Sullivan, MO.
GOOD DEAL
$2,291 below typical price
Asking $83,579 · typical market price $85,870 · based on 1,767 comparable same-build listings.
Market Price Range
Below market
$80,855
Typical price
$85,870
Above market
$91,246
Based on
1767
comparable same-build listings.
This vehicle:
$83,579 — $2,291 below the typical market price ($85,870)
Market data as of August 16, 2026
Vehicle Decode
- Body
- Pickup
- Engine
- 6.6L · V8 · Diesel
- Drive
- 4WD/4-Wheel Drive/4x4
- Made by
- GENERAL MOTORS LLC
Safety
- ✗ Backup camera
- ✗ Blind-spot monitor
- ✗ Lane departure
- ✓ ABS
- ✓ Electronic stability
Price history for this VIN
Price dropped $6,826 (−7.6%) over 5 months.
Feb 20, 2026 · $90,405
Jul 14, 2026 · $83,579
Asking prices recorded across 7 listing dates for VIN 1GT4UPEY6TF221262, spanning 5 months.
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Laura Chevrolet Buick GMC of Sullivan, LLC | Sullivan, MO 63080 | $83,579 | 7 mi | 2026-07-14 |
| Laura Buick GMC of Sullivan | Sullivan, MO 63080 | $83,579 | 7 mi | 2026-02-24 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Laura Chevrolet Buick GMC of Sullivan, LLC | Sullivan, MO 63080 | $86,905 | 7 mi | 2026-07-07 |
| Laura Buick GMC of Sullivan | Sullivan, MO 63080 | $90,905 | 7 mi | 2026-02-23 |
| Laura GMC of Sullivan | St Clair, MO 63077 | $87,405 | — | 2026-02-21 |
| Laura Chevrolet Buick GMC of Sullivan | Sullivan, MO 63080 | $87,405 | — | 2026-02-21 |
What would this 2026 GMC Sierra HD AT4 cost per month?
Estimate the monthly payment on a $83,579 vehicle. Move the numbers to match your own loan.
10% down
7.0% is a typical rate for a well-qualified buyer — use your own quote if you have one.
Loan term
Estimated monthly payment
$1,489
per month
60 months · 7.0% APR · $8,358 down
Amount financed
$75,221
Total interest
$14,119
Estimate only. Excludes tax, title, registration and dealer fees, and assumes a fixed-rate loan with equal monthly payments. Your actual rate depends on your credit and lender.
Watch the price on this model
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