2026 GMC Sierra 2500HD

Listed by an independent dealer in West Allis, WI · On lot for 14 days · VIN verifiable at NHTSA

This used 2026 GMC Sierra 2500HD Denali Ultimate is listed at $85,444 by galaxy auto sales llc in West Allis, WI 53219. 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 Unscored due to insufficient comparable data. Based on available similar vehicles in the West Allis market, the estimated market range is $85,444 to $85,444.

This vehicle has been on the lot for 14 days.

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

Market context

This listing is part of OAV's broader West Allis, WI trucks market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

• View the full West Allis, WI trucks market →
• All vehicles in West Allis, WI →
• All vehicles in WI →
• All vehicles from this dealer →

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:

• Great Deal — priced below the typical range for comparable vehicles.
• Fair Price — priced within the expected range for comparable vehicles.
• Overpriced — priced above the typical range for comparable vehicles.

Listings show OAV's PTM-derived deal quality and live market context. OAV-claimed dealers manage their listing profile and route buyer inquiries directly. Paid OAV partners surface additional verification signals.

How this listing is verified

This vehicle listing was aggregated from an independent dealer in West Allis, WI, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT4UXEY6TF126457 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 updated continuously; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2026 GMC Sierra 2500HD Market in WI

Based on 1,765 comparable 2024-2028 GMC Sierra 2500HD listings in WI, the average asking price is $78,434. This listing at $85,444 is $7,010 above average (9% above market). Comparable prices in WI range from $46,000 to $108,933. Similar vehicles spend an average of 69 days on dealer lots in this market.

Similar GMC Sierra 2500HD Listings in WI

8 comparable vehicles within ±2 model years (subject trim: Denali Ultimate — compare trims below)