U.S. Patent No. 12,236,477 — Patented Automotive Data Standardization Technology
OAV
2021 GMC Sierra 1500

Vehicle Details

VIN1GTP9EED5MZ282828
TrimAT4
Exterior ColorBlue
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot33

2021 GMC Sierra 1500

AT4

Unscored
$33,62099,321 miles

Lee's Summit, MO 64086

Market price position

36,545
41,819
33,620

$33,620 · $2,925 below market low

$36,545comparable$41,819
Regional range
$36,545 – $41,819
vs. market low
— $2,925 (8% below)
Comparable vehicles
6
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.

Local Range$36,545 – $41,819
Regional Range$29,750 – $53,689

Dealer Info

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Lee's Summit, MO

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About This 2021 GMC Sierra 1500

Listing updated: May 15, 2026

Listed by a franchise dealer in Lee's Summit, MO · On lot for 33 days · VIN verifiable at NHTSA

This used 2021 GMC Sierra 1500 AT4 is listed at $33,620 by a franchise dealer in Lee's Summit, MO 64086. It has 99,321 miles on the odometer. The exterior color is Blue. 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 Unscored due to insufficient comparable data. Based on 6 similar vehicles in the Lee's Summit market, the estimated market range is $36,545 to $41,819. The local market range in MO is $36,545 to $41,819.

This vehicle has been on the lot for 33 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 Lee's Summit, MO 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:

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 Lee's Summit, MO, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GTP9EED5MZ282828 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 MO

Comparable Vehicles

952

Average Price

$37,864

Price Range

$13,985–$63,238

Avg Days on Lot

67

Based on 952 comparable 2019-2023 GMC Sierra 1500 listings in MO, the average asking price is $37,864. This listing at $33,620 is $4,244 below average (11% below market). Comparable prices in MO range from $13,985 to $63,238. Similar vehicles spend an average of 67 days on dealer lots in this market.

Similar GMC Sierra 1500 Listings in MO

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