U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
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Vehicle Details

VIN1GD39SE7XMF187573
TrimBase
Exterior ColorBlack
Drivetrain4WD
Engine6.6L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot85

2021 GMC Sierra 3500HD

Base

Unscored
$47,99555,354 mi

Tannersville, NY 12485

Is this 2021 GMC Sierra 3500HD Base a good deal?

OAV verdict: Unscored

Why: Listed at $47,995, comparable market range $47,995–$47,995. Days on lot: 85 days (market average 43 days).

Market price position

47,995
47,995
47,995

$47,995 · only listing at this price

$47,995 — single data point
Regional range
$47,995 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 29136 days.

Thorpe's Gmc Inc

Tannersville, NY

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

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Request availability and out-the-door price

OAV will route your inquiry to Thorpe's Gmc Inc for current availability of this 2021 GMC Sierra 3500HD Base and an out-the-door price quote (taxes, fees, addons included).

OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.

About This 2021 GMC Sierra 3500HD

Listing updated: Jul 5, 2026

Listed by a franchise dealer in Tannersville, NY · On lot for 85 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 3500HD Base is listed at $47,995 by thorpe's gmc inc in Tannersville, NY 12485. It has 55,354 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 Unscored due to insufficient comparable data. Based on available similar vehicles in the Tannersville market, the estimated market range is $47,995 to $47,995.

This vehicle has been on the lot for 85 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 Tannersville, NY trucks market analysis. OAV compares vehicles using local and regional price-to-market ranges, days-on-lot, comparable count, and demand signals where available.

How this deal is rated

OAV compares this 2021 GMC Sierra 3500HD 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:

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 a franchise dealer in Tannersville, NY, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GD39SE7XMF187573 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.

2021 GMC Sierra 3500HD Market in NY

Comparable Vehicles

90

Average Price

$54,856

Price Range

$30,000–$73,375

Avg Days on Lot

43

Based on 90 comparable 2019-2023 GMC Sierra 3500HD listings in NY, the average asking price is $54,856. This listing at $47,995 is $6,861 below average (13% below market). Comparable prices in NY range from $30,000 to $73,375. Similar vehicles spend an average of 43 days on dealer lots in this market.

Similar GMC Sierra 3500HD Listings in NY

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: Base — compare trims below)