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

VIN1GTP9EEL9MZ448873
TrimAT4
Exterior ColorWhite
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot29

2021 GMC Sierra 1500

AT4

Fair Price
$39,98968,152 mi

Dublin, OH 43017

Is this 2021 GMC Sierra 1500 AT4 a good deal?

OAV verdict: Fair Price

Why: Listed at $39,989, comparable market range $28,227–$42,980, based on 28 comparable listings. Days on lot: 29 days (market average 47 days).

Market price position

28,227
42,980
39,989

$39,989 · within market range

$28,227comparable$42,980
Regional range
$28,227 – $42,980
vs. market
$11,762 above low · $2,991 below high
Comparable vehicles
28
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1660 days.

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$28,227 – $42,980

Twins Auto Of Dublin

Dublin, OH

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 Twins Auto Of Dublin for current availability of this 2021 GMC Sierra 1500 AT4 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 1500

Listing updated: Jun 3, 2026

Listed by an independent dealer in Dublin, OH · On lot for 29 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 1500 AT4 is listed at $39,989 by twins auto of dublin in Dublin, OH 43017. It has 68,152 miles on the odometer. The exterior color is White. It features a 4WD drivetrain with a 5.3L 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 Dublin market, the estimated market range is $28,227 to $42,980.

This vehicle has been on the lot for 29 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 Dublin, OH 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 1500 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 an independent dealer in Dublin, OH, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTP9EEL9MZ448873 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 1500 Market in OH

Comparable Vehicles

1,720

Average Price

$38,030

Price Range

$15,950–$65,989

Avg Days on Lot

47

Based on 1,720 comparable 2019-2023 GMC Sierra 1500 listings in OH, the average asking price is $38,030. This listing at $39,989 is $1,959 above average (5% above market). Comparable prices in OH range from $15,950 to $65,989. Similar vehicles spend an average of 47 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in OH

8 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: AT4 — compare trims below)