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2026 GMC Sierra HD AT4
VIN
1GT4UPEY3TF297943
This 2026 GMC Sierra HD AT4 is listed at $86,115 with 273 miles in South Madison, SD.
ABOVE TYPICAL
$7,216 above typical price
Asking $86,115 · typical market price $78,899 · based on 149 comparable same-build listings.
Market Price Range
Below market
$73,383
Typical price
$78,899
Above market
$89,111
Based on
149
comparable same-build listings.
This vehicle:
$86,115 — $7,216 above the typical market price ($78,899)
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
Jun 6, 2026 · $86,115
Aug 8, 2026 · $86,115
Asking prices recorded across 3 listing dates for VIN 1GT4UPEY3TF297943, spanning 63 days.
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Prostrollo Auto Mall | South Madison, SD 57042 | $86,115 | 273 mi | 2026-08-08 |
| ProstrolloAutoPlazaCompany New | Madison, SD 57042 | $86,115 | 273 mi | 2026-06-16 |
| Prostrollo All-American Auto Mall | Madison, SD 57042 | $86,115 | 273 mi | 2026-06-06 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Prostrollo All-American Auto Mall | Madison, SD 57042 | $89,115 | — | 2026-06-06 |
What would this 2026 GMC Sierra HD AT4 cost per month?
Estimate the monthly payment on a $86,115 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
$1,535
per month
60 months · 7.0% APR · $8,612 down
Amount financed
$77,503
Total interest
$14,597
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.
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