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

VIN3GCPYFED8MG223653
TrimLT Trail Boss
Exterior ColorBrown
Drivetrain4WD
Engine5.3L V8
TransmissionAutomatic
Fuel TypeUnleaded
Inventory Typeused
Days on Lot5

2021 Chevrolet Silverado 1500

LT Trail Boss

Unscored
$28,997125,609 mi

Robstown, TX 78380

Is this 2021 Chevrolet Silverado 1500 LT Trail Boss a good deal?

OAV verdict: Unscored

Why: Listed at $28,997, comparable market range $28,997–$28,997. Days on lot: 5 days (market average 174 days).

Market price position

$28,997 · only listing at this price

$28,997 — single data point
Regional range
$28,997 (0 listings)
vs. market
Exact match — no spread
Comparable vehicles
0

Market Retail Price (MRP™)

$28,997

This vehicle $28,997 · priced at MRP

MRP™ is the midpoint of the comparable market range — the representative price the market is asking for similar vehicles. How MRP works.

True Retail Value (TRV™)

$30,173

This vehicle $28,997 · $1,176 (4%) below TRV

TRV™ is the average paid price for cars like this in the last 60 days (sold data through 2026-07-25) — an estimate, not an appraisal. How TRV works.

Demand-Verified· Backed by recent sales data

Similar vehicles recently sold in an estimated 1656 days.

Market Breakdown

Local = comparable listings in the same metro. Regional = comparable listings across the broader state or multi-state region. Both ranges are rebuilt from the market snapshot shown above.

Local Range$34,799 – $34,799
Regional Range$34,799 – $34,799

Group 1 Gmc Coastal Bend

Robstown, TX

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

View all vehicles from group 1 gmc coastal bend

Request availability and out-the-door price

OAV will route your inquiry to Group 1 Gmc Coastal Bend for current availability of this 2021 Chevrolet Silverado 1500 LT Trail Boss 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 Chevrolet Silverado 1500

Listing updated: Jul 25, 2026

Listed by a franchise dealer in Robstown, TX · On lot for 5 days · VIN verifiable at NHTSA

This used 2021 Chevrolet Silverado 1500 LT Trail Boss is listed at $28,997 by group 1 gmc coastal bend in Robstown, TX 78380. It has 125,609 miles on the odometer. The exterior color is Brown. 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 available similar vehicles in the Robstown market, the estimated market range is $28,997 to $28,997. The local market range in TX is $34,799 to $34,799.

This vehicle has been on the lot for 5 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 Robstown, TX 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 Chevrolet Silverado 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 Robstown, TX, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 3GCPYFED8MG223653 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 processed daily; Price-to-Market analysis uses comparable vehicles within the same geographic market.

2021 Chevrolet Silverado 1500 Market in TX

Comparable Vehicles

3,478

Average Price

$35,345

Price Range

$7,500–$78,600

Avg Days on Lot

174

Based on 3,478 comparable 2019-2023 Chevrolet Silverado 1500 listings in TX, the average asking price is $35,345. This listing at $28,997 is $6,348 below average (18% below market). Comparable prices in TX range from $7,500 to $78,600. Similar vehicles spend an average of 174 days on dealer lots in this market.

Similar Chevrolet Silverado 1500 Listings in TX

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