U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology · Patent Pending for Additional Innovations
OAV
2026 GMC Sierra 2500HD

Vehicle Details

VIN1GT1ULE79TF177633
TrimPro
Exterior ColorBlack
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typenew
MSRP$57,440
Days on Lot35
Days on Market151

2026 GMC Sierra 2500HD

Pro

Fair Price
$56,839137 miles

Keene, NH 03431

Market price position

50,630
73,025
56,839

$56,839 · within market range

$50,630comparable$73,025
Regional range
$50,630 – $73,025
vs. market
$6,209 above low · $16,186 below high
Comparable vehicles
28

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges refresh daily.

Regional Range$50,630 – $73,025

Dealer Info

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Keene, NH

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About This 2026 GMC Sierra 2500HD

Listing updated: Apr 21, 2026

Listed by a franchise dealer in Keene, NH · On lot for 35 days · VIN verifiable at NHTSA

This new 2026 GMC Sierra 2500HD Pro is listed at $56,839 by a franchise dealer in Keene, NH 03431. It has 137 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 6.6L V8 engine and Automatic transmission.

OAV's AI-powered Price-to-Market analysis rates this vehicle as Fair Price — priced at market value. Based on 28 similar vehicles in the Keene market, the estimated market range is $50,630 to $73,025.

This vehicle has been on the lot for 35 days.

Analysis powered by OAV's patented inventory standardization technology (U.S. Patent No. 12,236,477).

How this deal is rated

OAV compares this 2026 GMC Sierra 2500HD against similar vehicles currently available in the local and regional market — same make, model, and year range, filtered for comparable mileage. Based on where this listing falls in that comparable set, it is rated:

This rating refreshes daily as inventory enters and leaves the market. The dealer on this listing has not yet activated on OAV, so the business name and contact details are anonymized here. Activated (paying) dealers appear with their verified business name and a Verified badge.

How this listing is verified

This vehicle listing was aggregated from a franchise dealer in Keene, NH, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network. The VIN 1GT1ULE79TF177633 can be independently verified via the U.S. Department of Transportation's NHTSA VIN decoder, and safety recalls at NHTSA's recall database.

Vehicle attributes (year, make, model, trim, mileage, location) are standardized using OAV's patented methodology (U.S. Patent No. 12,236,477), which normalizes naming conventions and deduplicates cross-listed inventory across the dealership network. Listing data is refreshed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2026 GMC Sierra 2500HD Market in NH

Comparable Vehicles

441

Average Price

$76,848

Price Range

$39,950–$107,645

Avg Days on Lot

47

Based on 441 comparable 2024-2028 GMC Sierra 2500HD listings in NH, the average asking price is $76,848. This listing at $56,839 is $20,009 below average (26% below market). Comparable prices in NH range from $39,950 to $107,645. Similar vehicles spend an average of 47 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in NH

8 comparable vehicles with similar year and mileage