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2026 GMC Sierra HD AT4
VIN
1GT4UPEY9TF213088
This 2026 GMC Sierra HD AT4 is listed at $84,671 with 8 miles.
FAIR PRICE
within $1,199 of the typical market price
Asking $84,671 · 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:
$84,671 — within $1,199 of 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 increased $2,271 (+2.8%) over 6 months.
Feb 8, 2026 · $82,400
Aug 10, 2026 · $84,671
Asking prices recorded across 16 listing dates for VIN 1GT4UPEY9TF213088, spanning 6 months.
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| — | $84,671 | 8 mi | 2026-08-10 | |
| Group 1 GMC Coastal Bend | Robstown, TX 78380 | $84,671 | 8 mi | 2026-02-11 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Group 1 GMC Coastal Bend | Robstown, TX 78380 | $83,125 | 8 mi | 2026-02-11 |
What would this 2026 GMC Sierra HD AT4 cost per month?
Estimate the monthly payment on a $84,671 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
$1,509
per month
60 months · 7.0% APR · $8,467 down
Amount financed
$76,204
Total interest
$14,336
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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