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FinalBid / Copart + IAAI

2018 Chevrolet Silverado 3500HD auction results: final bids and sale history

FinalBid holds 501 completed Copart and IAAI auctions for 2018 Chevrolet Silverado 3500HD. Across 474 recorded USD final bids, the median sold price is $9,650. Most of those cars were sold with front end. Half of the 112 verified odometer readings sit above 141,367 mi. The oldest auction in the archive closed in May 15, 2019, the newest in Oct 22, 2026. Auction results for the 2018 Chevrolet Silverado 3500HD at Copart and IAAI. Each sold lot below shows the final bid together with the damage, odometer and title that explain it, so you can see where a particular 2018 Chevrolet Silverado 3500HD belongs in the sold-price range rather than guessing at an average.

$7,600
Median final bid
$5,350–$11,975
Middle half
$15,750
Top 10% from
$24,400
Highest

Price index

Median final bid by month (line) and number of sales (bars), last 12 months.

$3,600 $7,730 $11,870 $16,000 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct $3,850

Copart vs IAAI

Copart 61 sold median $7,700
IAAI 5 sold median $4,300

Last 12 months · updated October 14, 2026

Silverado 3500HD years

2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 2008 2007 2003 1999 1996 1995 1994 1986 1985

Chevrolet models

210 3100 Astro Astro Cargo Avalanche Aveo Bel Air Beretta Biscayne Blazer Blazer EV Bolt Bolt EUV Bolt EV C10 C1500 C20 C2500 C30 C3500 C4500 C50 Camaro Camaro Police Caprice Caprice Police Captiva Sport Cavalier Celebrity Chevelle Chevy Chevy Van City Express Cargo Cobalt Colorado Concours Corsica Corvair Corvette Cruze Deluxe El Camino Equinox Equinox EV Express Express Cargo Express Commercial Express Passenger G10 G20 G30 HHR Impala Impala Police K10 K10 Blazer K1500 K20 K2500 K3500 Lumina Lumina Van Malibu Malibu Classic Malibu Maxx Metro Monte Carlo Nova Optra Orlando P Series Cargo Prizm Roadster S-10 S-10 2WD S-10 4WD S10 Silverado Silverado 1500 Silverado 1500HD Silverado 2500 Silverado 2500HD Silverado 3500 Silverado 3500HD Silverado EV Silverado MD Silverado SS Sonic Spark Sportvan SS SSR Suburban Tahoe Tahoe Police Tahoe Police Special Tahoe Special Service Tracker TrailBlazer Traverse Trax Uplander Uplander Cargo Van Venture Volt

Auction archive FAQ

How much does a 2018 Chevrolet Silverado 3500HD sell for at Copart and IAAI?

Over the last 12 months the median final bid for a 2018 Chevrolet Silverado 3500HD was $7,600; half of the 66 sales went for $5,350 to $11,975.

Is a 2018 Chevrolet Silverado 3500HD cheaper at Copart or IAAI?

Median final bid over the last 12 months: Copart $7,700, IAAI $4,300.

How much does a 2018 Chevrolet Silverado 3500HD sell for at auction?

The auction results listed here are the answer — every 2018 Chevrolet Silverado 3500HD lot carries its own final bid. Read the range and place your car inside it instead of trusting one figure.

What pushes a 2018 Chevrolet Silverado 3500HD final bid to the bottom of the range?

Water and fire losses, missing keys, deployed airbags and a branded title. Any two of those together usually explain a sold price that looks improbably low.

VIN history beyond the auction

Look past the final bid on any 2018 Chevrolet Silverado 3500HD

Title brands, accident reports and odometer entries: the VIN history behind any auction lot.

Example VIN history →