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

VIN1GTP9EEL0MZ236279
TrimAT4
Exterior ColorBlack
Drivetrain4WD
Engine6.2L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot37

2021 GMC Sierra 1500

AT4

Fair Price
$34,443127,232 mi

Layton, UT 84041

Is this 2021 GMC Sierra 1500 AT4 a good deal?

OAV verdict: Fair Price

Why: Listed at $34,443, comparable market range $33,195–$43,448, based on 24 comparable listings. Days on lot: 37 days (market average 67 days).

Market price position

33,195
43,448
34,443

$34,443 · within market range

$33,195comparable$43,448
Regional range
$33,195 – $43,448
vs. market
$1,248 above low · $9,005 below high
Comparable vehicles
24
Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1554 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$33,195 – $43,448

Audi Layton

Layton, UT

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 Audi Layton 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: Jul 4, 2026

Listed by a franchise dealer in Layton, UT · On lot for 37 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 1500 AT4 is listed at $34,443 by audi layton in Layton, UT 84041. It has 127,232 miles on the odometer. The exterior color is Black. It features a 4WD drivetrain with a 6.2L 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 24 similar vehicles in the Layton market, the estimated market range is $33,195 to $43,448.

This vehicle has been on the lot for 37 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 Layton, UT 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 a franchise dealer in Layton, UT, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTP9EEL0MZ236279 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 UT

Comparable Vehicles

626

Average Price

$39,938

Price Range

$17,000–$72,500

Avg Days on Lot

67

Based on 626 comparable 2019-2023 GMC Sierra 1500 listings in UT, the average asking price is $39,938. This listing at $34,443 is $5,495 below average (14% below market). Comparable prices in UT range from $17,000 to $72,500. Similar vehicles spend an average of 67 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in UT

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