Used 2021 Gmc Sierra in Colorado (CO) For Sale (27 results)
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(7)Air conditioning
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2021 gmc sierra 3500 denali
Experience luxury with this 2021 GMC Sierra 3500 Denali, featuring a powerful Duramax Turbo-Diesel V8, advanced technology packages, and premium leather seating. A perfect blend of strength and sophistication
Littleton, CO
71,501 mi.
Quicksilver metallic
automatic
diesel
Littleton, CO
$54,765
$7,916 below
average
2021 gmc sierra 2500 sle
This 2021 GMC Sierra 2500 SLE is ready for adventure with its Brownstone Metallic exterior and Jet Black interior. Equipped with 4x4 capability, Apple CarPlay®, Running Boards, Back-Up Camera, and a range of off-road packages. Perfect for both work and play!
Littleton, CO
94,503 mi.
Brown
automatic
gasoline
Littleton, CO
$35,991
$26,690 below
average
2021 gmc sierra 2500 in denver, colorado
Discover the power and luxury of the 2021 GMC Sierra 2500 Denali, featuring a striking Onyx Black exterior and a sophisticated Jet Black interior. Perfect for those who demand both performance and style
Denver, CO
Black
automatic
Denver, CO
$59,480
$3,201 below
average
2021 gmc sierra 2500 denali
Discover luxury and power in this 2021 GMC Sierra 2500 Denali with a robust diesel engine, advanced technology, and plush leather interior. Perfect for both adventure and everyday comfort
Denver, CO
66,420 mi.
Black
automatic
diesel
Denver, CO
$67,995
$5,314 above
average
2021 gmc sierra 2500 denali
This stunning White Frost Tricoat 2021 GMC Sierra 2500HD Denali boasts a powerful Duramax 6.6L V8 turbodiesel engine along with a smooth 10-speed automatic transmission, perfect for heavy-duty driving in style and comfort
Pueblo, CO
107,022 mi.
White
automatic
diesel
Pueblo, CO
$62,681
$0 above
average
2021 gmc sierra 2500 at4
This striking 2021 GMC Sierra 2500HD AT4 in Onyx Black combines ruggedness with luxury, featuring a powerful Duramax 6.6L V8 turbodiesel engine with an automatic 10-speed transmission
Loveland, CO
29,770 mi.
Black
automatic
diesel
Loveland, CO
$66,646
$3,965 above
average
2021 gmc sierra 2500 at4
Experience powerful performance with the 2021 GMC Sierra 2500 AT4, featuring a robust Duramax V8 diesel engine, luxurious leather interior with Kalahari accents, and advanced safety tech like Automatic Emergency Braking
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Crew cab
Castle Rock, CO
58,909 mi.
White
Crew cab
automatic
diesel
Castle Rock, CO
$63,895
$1,214 above
average
2021 gmc sierra 3500 denali
Experience the power and luxury of this Summit White 2021 GMC Sierra 3500HD Denali. With a robust Duramax 6.6L V8 Turbodiesel engine and a smooth 10-speed automatic transmission, this truck is ready for any challenge
Loveland, CO
101,368 mi.
White
automatic
diesel
Loveland, CO
$56,185
$6,496 below
average
2021 gmc sierra 2500 denali
Experience luxury and power with this 2021 GMC Sierra 2500 Denali, featuring a sleek black exterior and strong diesel performance, perfect for both work and play
Henderson, CO
41,148 mi.
Black
automatic
diesel
Henderson, CO
$63,616
$935 above
average
2021 gmc sierra 2500 sle
This 2021 GMC Sierra 2500HD SLE in sleek gray features a powerful 6.6L V8 engine, an automatic transmission, and four-wheel drive. With a comprehensive warranty and recent inspection, it's a reliable choice for your driving needs
Colorado Springs, CO
94,123 mi.
Gray
automatic
gasoline
Colorado Springs, CO
$34,995
$27,686 below
average
2021 gmc sierra 3500 base
This 2021 GMC Sierra 3500 Base features a powerful Duramax 6.6L V8 Turbodiesel engine, luxurious AT4 premium plus package, and advanced safety features, keeping your ride both comfortable and secure
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Crew cab
Colorado Springs, CO
18,750 mi.
White
Crew cab
automatic
diesel
Colorado Springs, CO
$66,190
$3,509 above
average
2021 gmc sierra 2500 denali
This stunning 2021 GMC Sierra 2500 Denali, in Summit White, features a powerful Duramax 6.6L V8 Turbodiesel engine with only 23,670 miles. It's loaded with luxury options like heated and ventilated seats, advanced safety tech, and a premium Bose sound system
Colorado Springs, CO
23,670 mi.
White
automatic
diesel
Colorado Springs, CO
$68,102
$5,421 above
average
2021 gmc sierra 2500 denali
This 2021 GMC Sierra 2500 Denali combines power and luxury, featuring a 6.6L Duramax engine, a host of advanced driver assistance features, and a plush Jet Black leather interior with heated/cooled seats
Denver, CO
36,907 mi.
Black
automatic
diesel
Denver, CO
$69,995
$7,314 above
average
2021 gmc sierra 3500 in denver, colorado
Check out this stunning 2021 GMC Sierra 3500 Denali in vibrant red, featuring a luxurious black interior and a smooth 10-speed automatic transmission. It's ready for any journey you have in mind!
Denver, CO
Red
automatic
Denver, CO
$57,995
$4,686 below
average
2021 gmc sierra 2500 denali
This 2021 GMC Sierra 2500 Denali offers a powerful diesel engine and luxurious features with a striking Summit White exterior and a sleek Jet Black interior. Perfect for those who demand power and style
Aurora, CO
39,358 mi.
White
automatic
diesel
Aurora, CO
$63,994
$1,313 above
average
2021 gmc sierra 2500 base
Discover the powerful 2021 GMC Sierra 2500HD Base with a robust 6.6L V8 engine and 4WD. Equipped with advanced safety features and comfortable black cloth seats, this truck is ready for anything!
Greeley, CO
83,888 mi.
White
automatic
gasoline
Greeley, CO
2021 gmc sierra 2500 slt
Discover this 2021 GMC Sierra 2500HD SLT featuring a powerful diesel engine, four-wheel drive, and a host of luxury and convenience features including heated and ventilated seats and advanced technology
Greeley, CO
48,190 mi.
Gray
automatic
diesel
Greeley, CO
$54,499
$8,182 below
average
2021 gmc sierra 3500 denali
This 2021 GMC Sierra 3500 Denali in Summit White features a Diesel engine and offers four-wheel drive capability along with a luxurious interior, ideal for both work and leisure
Parker, CO
77,469 mi.
White
automatic
diesel
Parker, CO
$58,447
$4,234 below
average
2021 gmc sierra 2500 at4
This 2021 GMC Sierra 2500 AT4 in Pacific Blue Metallic features a powerful Duramax 6.6L V8 Turbodiesel engine and a smooth 10-speed automatic transmission. It's a one-owner vehicle, ready for your next adventure with its 4WD capabilities
Colorado Springs, CO
72,758 mi.
Blue
automatic
diesel
Colorado Springs, CO
$59,544
$3,137 below
average
2021 gmc sierra 2500 at4
This 2021 GMC Sierra 2500 AT4 is a certified one-owner vehicle with 72,758 miles. It offers robust features like a heated steering wheel, backup camera, and satellite radio functionalities, making it ideal for both daily drives and off-road adventures
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Pickup truck
La Junta, CO
72,758 mi.
Pacific blue metallic
Pickup truck
automatic
diesel
La Junta, CO
$59,594
$3,087 below
average
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