2018 GMC Sierra 1500 Auction Value
Auction and retail pricing data for the 2018 GMC Sierra 1500. Compare trims, check spreads, and calculate your max bid.
Price Overview
Avg. Auction Price
$8,200
Avg. Retail Price
$11,400
Avg. Spread
$3,200
Auction Range
$7,000–$9,400
Available Trims
| Trim | Avg. Auction | Avg. Retail | MSRP |
|---|---|---|---|
| Work Truck | $6,700 | $9,300 | $31,200 |
| Custom | $7,400 | $10,300 | $34,200 |
| LT | $8,200 | $11,400 | $38,000 |
| LTZ | $9,400 | $13,100 | $43,700 |
| High Country | $10,700 | $14,800 | $49,400 |
Other GMC Sierra 1500 Years
Frequently Asked Questions
How much does a 2018 GMC Sierra 1500 sell for at auction?
Recent auction data puts the average 2018 GMC Sierra 1500 sale price near $8,200. Units with clean titles and lower mileage command more; salvage or high-mileage units sell well below the average.
What is the retail value of a 2018 GMC Sierra 1500?
The average retail value for a 2018 GMC Sierra 1500 is approximately $11,400. This represents the typical asking price at dealerships, based on comparable listings.
What is the profit margin on a 2018 GMC Sierra 1500 from auction?
On paper the 2018 GMC Sierra 1500 shows roughly $3,200 between average auction and retail prices. Buyer fees, transport, reconditioning, and holding costs come out of that spread, so score each unit before bidding. The Runs List computes max safe bid per listing automatically.
Is a 2018 GMC Sierra 1500 a good car to buy at auction?
The 2018 GMC Sierra 1500 shows up consistently on run lists at the major auction houses. Profitability comes down to buying the right unit at the right number: check the condition grade, mileage, and title status, then compare the landed cost against retail comps. The Runs List does that math for every listing automatically.
Where can I find a 2018 GMC Sierra 1500 at auction?
Major wholesale channels — Manheim, ADESA/Openlane, Copart, and IAA — all move the 2018 GMC Sierra 1500 regularly. The Runs List scans upcoming run lists so you know which sales actually have the units you want before you commit to attending.
What should I look for when buying a 2018 GMC Sierra 1500 at auction?
Before bidding on a 2018 GMC Sierra 1500, verify the title brand, confirm the odometer against history reports, review the condition report for frame or structural notes, and price out any announced mechanical issues. The Runs List raises risk flags on salvage titles, high mileage, and thin margins automatically.
Related Models
Popular Auction Locations
Portland, Maine
Auto auctions in Portland, Maine
Providence, Rhode Island
Auto auctions in Providence, Rhode Island
Provo, Utah
Auto auctions in Provo, Utah
Pueblo, Colorado
Auto auctions in Pueblo, Colorado
Punta Gorda, Florida
Auto auctions in Punta Gorda, Florida
Raleigh, North Carolina
Auto auctions in Raleigh, North Carolina
Know which auctions are worth it before you go
Upload a run list, find buyer matches, and get a TRL Opportunity Score before the lane opens.
Analyze a Run List Free