Vehicle Details
2018 GMC Sierra 2500HD
Base
Oklahoma City, OK 73128
Is this 2018 GMC Sierra 2500HD Base a good deal?
OAV verdict: Unscored
Why: Listed at $20,975, comparable market range $20,975–$20,975. Days on lot: 145 days (market average 186 days).
Market price position
$20,975 · only listing at this price
- Regional range
- $20,975 (0 listings)
- vs. market
- Exact match — no spread
- Comparable vehicles
- 0
Similar vehicles recently sold in an estimated 23–83 days.
Ok Work Trucks
Oklahoma City, OK
OAV routes your inquiry; pricing, taxes, fees, and availability come from the dealer.
Request availability and out-the-door price
OAV will route your inquiry to Ok Work Trucks for current availability of this 2018 GMC Sierra 2500HD 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 2018 GMC Sierra 2500HD
Listing updated: Jul 2, 2026Listed by an independent dealer in Oklahoma City, OK · On lot for 145 days · VIN verifiable at NHTSA
This used 2018 GMC Sierra 2500HD Base is listed at $20,975 by ok work trucks in Oklahoma City, OK 73128. It has 126,379 miles on the odometer. The exterior color is White. It features a RWD drivetrain with a 6.0L 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 Oklahoma City market, the estimated market range is $20,975 to $20,975.
This vehicle has been on the lot for 145 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 Oklahoma City, OK 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 2018 GMC Sierra 2500HD 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:
- Great Deal — priced below the typical range for comparable vehicles.
- Fair Price — priced within the expected range for comparable vehicles.
- Overpriced — priced above the typical range for comparable vehicles.
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 Oklahoma City, OK, one of 57,000+ U.S. dealerships in OAV's nationwide inventory network.The VIN 1GT21REG1JZ217523 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.
2018 GMC Sierra 2500HD Market in OK
Comparable Vehicles
8
Average Price
$36,985
Price Range
$20,975–$45,684
Avg Days on Lot
186
Based on 8 comparable 2016-2020 GMC Sierra 2500HD listings in OK, the average asking price is $36,985. This listing at $20,975 is $16,010 below average (43% below market). Comparable prices in OK range from $20,975 to $45,684. Similar vehicles spend an average of 186 days on dealer lots in this market.
Similar GMC Sierra 2500HD Listings in OK
2 comparable vehicles within ±2 model years and ±30,000 miles (subject trim: Base — compare trims below)