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2026 GMC Sierra HD SLT
VIN
1GT4UUEY1TF320683
This 2026 GMC Sierra HD SLT is listed at $89,135 with 1 miles in Mobridge, SD.
ABOVE MARKET
$6,337 above typical price
Asking $89,135 · typical market price $82,798 · based on 250 comparable same-build listings.
Market Price Range
Below market
$78,348
Typical price
$82,798
Above market
$88,511
Based on
250
comparable same-build listings.
This vehicle:
$89,135 — above the market range (typical price $82,798)
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 $1,225 (−1.4%) over 52 days.
Jun 18, 2026 · $89,135
Aug 9, 2026 · $87,910
Asking prices recorded across 3 listing dates for VIN 1GT4UUEY1TF320683, spanning 52 days.
Active listings
Full listing history on VehiSales →| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Beadle's Auto Group | Mobridge, SD 57601 | $89,135 | 1 mi | 2026-07-04 |
| Beadle's | Mobridge, SD 57659 | $88,910 | 1 mi | 2026-06-18 |
Former listings
| Dealer | Location | Price | Mileage | Listed |
|---|---|---|---|---|
| Beadle's Auto Group | Mobridge, SD 57601 | $88,910 | — | 2026-06-18 |
What would this 2026 GMC Sierra HD SLT cost per month?
Estimate the monthly payment on a $89,135 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
$1,588
per month
60 months · 7.0% APR · $8,914 down
Amount financed
$80,221
Total interest
$15,059
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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