2021 GMC Sierra 3500s for Sale
Not looking for a truck? Start your search at Auto.com
398 Trucks Nationwide
Used 2021 Gmc Sierra 3500 Sle
$86,995$1,814Mo. Est.
16,216 miles Sullivan Buick Gmc TruckOcala FLView Details >>- New Listing
Used 2021 Gmc Sierra 3500 Sle
$76,995$1,605Mo. Est.
fair deal
3,354 miles Hare ChevroletNoblesville INView Details >> 
Used 2021 Gmc Sierra 3500 Sle
$75,990$1,584Mo. Est.
fair deal
546 miles All Star Buick Gmc TruckSulphur LAView Details >>- New Listing
![GMC Sierra 3500 2021 for Sale in Dallas, TX]()
Used 2021 Gmc Sierra 3500 Denali
$99,991$2,085Mo. Est.
9,644 miles East Dallas DieselDallas TXView Details >> ![GMC Sierra 3500 2021 for Sale in Attica, IN]()
Used 2021 Gmc Sierra 3500 Denali
$86,899$1,812Mo. Est.
45,101 miles Mike Alsop Chevrolet BuickAttica INView Details >>![GMC Sierra 3500 2021 for Sale in Warner Robins, GA]()
Used 2021 Gmc Sierra 3500 Denali
$98,831$2,061Mo. Est.
2,250 miles Hutchinson MitsubishiWarner Robins GAView Details >>![GMC Sierra 3500 2021 for Sale in Evans, CO]()
Used 2021 Gmc Sierra 3500 Base
$69,500$1,449Mo. Est.
fair deal
1,111 miles Fresh RidesEvans COView Details >>![GMC Sierra 3500 2021 for Sale in Chino, CA]()
Used 2021 Gmc Sierra 3500 Denali
$95,900$2,000Mo. Est.
9,350 miles Tred Private Seller (inland Empire)Chino CAView Details >>![GMC Sierra 3500 2021 for Sale in Longview, TX]()
Used 2021 Gmc Sierra 3500 Denali
$94,358$1,967Mo. Est.
11,016 miles Peters ChevroletLongview TXView Details >>![GMC Sierra 3500 2021 for Sale in Grapevine, TX]()
Used 2021 Gmc Sierra 3500 Slt
$83,000$1,731Mo. Est.
14,524 miles Five Star Subaru Of GrapevineGrapevine TXView Details >>![GMC Sierra 3500 2021 for Sale in Puyallup, WA]()
Used 2021 Gmc Sierra 3500 Denali
$92,999$1,939Mo. Est.
9,453 miles Northwest Motorsport PuyallupPuyallup WAView Details >>- New Listing
![GMC Sierra 3500 2021 for Sale in Mendon, MA]()
Used 2021 Gmc Sierra 3500 Denali
$92,977$1,939Mo. Est.
9,835 miles Imperial ChevroletMendon MAView Details >> ![GMC Sierra 3500 2021 for Sale in Prosper, TX]()
Used 2021 Gmc Sierra 3500 Slt
$83,777$1,747Mo. Est.
1,859 miles Prosper Chrysler Dodge Jeep RamProsper TXView Details >>![GMC Sierra 3500 2021 for Sale in Prosper, TX]()
Used 2021 Gmc Sierra 3500 Denali
$93,777$1,955Mo. Est.
486 miles Prosper Chrysler Dodge Jeep RamProsper TXView Details >>![GMC Sierra 3500 2021 for Sale in Frankfort, KY]()
Used 2021 Gmc Sierra 3500 Denali
$91,500$1,908Mo. Est.
4,154 miles Neil Huffman Chevy Gmc Nissan Of FrankfortFrankfort KYView Details >>![GMC Sierra 3500 2021 for Sale in Cullman, AL]()
Used 2021 Gmc Sierra 3500 Denali
$89,897$1,874Mo. Est.
8,308 miles Bill Smith Buick GmcCullman ALView Details >>- New Listing
![GMC Sierra 3500 2021 for Sale in Garden Grove, CA]()
Used 2021 Gmc Sierra 3500 Denali
$87,999$1,835Mo. Est.
good deal
14,012 miles Volkswagen Of Garden GroveGarden Grove CAView Details >> ![GMC Sierra 3500 2021 for Sale in Lock Haven, PA]()
Used 2021 Gmc Sierra 3500 Denali
$91,944$1,917Mo. Est.
1,237 miles Macintyre Chevrolet BuickLock Haven PAView Details >>
Displaying 1 - 18 of 398 listings
Filtering by:
New/Used/CPO
Make
Model
Years
Mileage
Price
Body Style
Exterior Color
GMC Sierra 3500 Trucks by Year
- 2021 GMC Sierra 3500s (398)
- 2020 GMC Sierra 3500s (247)
- 2019 GMC Sierra 3500s (200)
- 2018 GMC Sierra 3500s (167)
- 2017 GMC Sierra 3500s (88)
- 2016 GMC Sierra 3500s (75)
2021 GMC Sierra 3500 Trucks by Trim
- GMC Sierra 3500 Denalis (161)
- GMC Sierra 3500 Bases (109)
- GMC Sierra 3500 AT4s (47)
- GMC Sierra 3500 SLEs (42)
- GMC Sierra 3500 SLTs (35)