GMC Sierra 3500 for Sale in Colorado

Used 2005 GMC Sierra 3500

SLT

$21,830

189,388 mi

Est. $324/mo*

19 days at this dealer

Victory RedPewter

Gearhead Inc.

La Junta, CO

Used 2022 GMC Sierra 3500

SLT

$43,500

127,437 mi

Est. $633/mo*

36 days at this dealer

WhiteJet Black

Berkenkotter Motors Brighton

Brighton, CO

Used 2025 GMC Sierra 3500

SLE

$49,741

11,655 mi

Est. $722/mo*

11 days at this dealer

WhiteBlack

ClearShift - Loveland

Loveland, CO

New 2026 GMC Sierra 3500

Pro

$53,385

MSRP: $53,6950.6% off

3 mi

Est. $774/mo*

164 days at this dealer

Summit WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$53,535

MSRP: $53,8450.6% off

4 mi

Est. $776/mo*

164 days at this dealer

Summit WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$61,709

MSRP: $64,5104.3% off

5 mi

Est. $893/mo*

WhiteBlack

Johnson Auto Plaza

Brighton, CO

Used 2025 GMC Sierra 3500

SLT

$64,299

34,156 mi

Est. $930/mo*

79 days at this dealer

WheelBlack

The Faricy Boys Automotive

Salida, CO

New 2026 GMC Sierra 3500

Pro

$64,434

MSRP: $70,5958.7% off

5 mi

Est. $932/mo*

21 days at this dealer

Summit WhiteJet Black

Shortline Buick-GMC

Aurora, CO

New 2026 GMC Sierra 3500

Pro

$64,595

MSRP: $66,9103.5% off

17 mi

Est. $934/mo*

104 days at this dealer

WhiteBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Pro

$64,595

MSRP: $66,9103.5% off

15 mi

Est. $934/mo*

59 days at this dealer

WhiteBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Pro

$64,839

MSRP: $67,6404.1% off

10 mi

Est. $937/mo*

82 days at this dealer

Summit WhiteBlack

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Chassis Pro

$66,175

MSRP: $68,9854.1% off

3 mi

Est. $956/mo*

128 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Chassis Pro

$66,175

MSRP: $68,9854.1% off

3 mi

Est. $956/mo*

128 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$66,440

MSRP: $69,2504.1% off

27 mi

Est. $960/mo*

141 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$66,440

MSRP: $69,2504.1% off

7 mi

Est. $960/mo*

141 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

SLE

$67,707

MSRP: $75,81010.7% off

8 mi

Est. $978/mo*

69 days at this dealer

Onyx BlackJet Black

O'Meara GMC

Thornton, CO

New 2026 GMC Sierra 3500

Pro

$67,995

MSRP: $68,3100.5% off

8 mi

Est. $982/mo*

87 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$67,995

MSRP: $68,3100.5% off

7 mi

Est. $982/mo*

82 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$69,025

MSRP: $72,4504.7% off

5 mi

Est. $997/mo*

51 days at this dealer

Summit WhiteBlack

Vince's GM Center

Burlington, CO

New 2026 GMC Sierra 3500

Pro

$69,624

MSRP: $72,4253.9% off

7 mi

Est. $1,006/mo*

78 days at this dealer

Summit WhiteBlack

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Pro

$69,629

MSRP: $72,4303.9% off

10 mi

Est. $1,006/mo*

50 days at this dealer

Summit WhiteBlack

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Pro

$69,629

MSRP: $72,4303.9% off

10 mi

Est. $1,006/mo*

55 days at this dealer

Summit WhiteBlack

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Pro

$70,460

10 mi

Est. $1,018/mo*

19 days at this dealer

Summit WhiteJet Black

Transwest GMC Isuzu

Henderson, CO

New 2025 GMC Sierra 3500

$71,310

10 mi

Est. $1,030/mo*

265 days at this dealer

Summit WhiteJet Black

Johnson Auto Plaza

Brighton, CO

Used 2025 GMC Sierra 3500

Denali

$71,487

35,776 mi

Est. $1,032/mo*

7 days at this dealer

BlackBlack

The Sharpest Rides

Englewood, CO

Used 2026 GMC Sierra 3500

SLT

$72,593

400 mi

Est. $1,048/mo*

206 days at this dealer

Summit WhiteJet Black

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

Pro

$72,960

15 mi

Est. $1,053/mo*

59 days at this dealer

Summit WhiteBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Chassis Pro

$73,603

5 mi

Est. $1,062/mo*

164 days at this dealer

Summit WhiteJet Black

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

Chassis Pro

$73,603

5 mi

Est. $1,062/mo*

180 days at this dealer

Summit WhiteJet Black

Transwest GMC Isuzu

Henderson, CO

Used 2025 GMC Sierra 3500

Denali

$74,899

13,161 mi

Est. $1,081/mo*

11 days at this dealer

Summit WhiteAtmosphere

Castle Rock Chevrolet GMC

Castle Rock, CO

Certified 2025 GMC Sierra 3500

Denali Ultimate

$75,998

52,906 mi

Est. $1,096/mo*

39 days at this dealer

BlackBrown

Phil Long Ford of Denver

Denver, CO

New 2026 GMC Sierra 3500

Chassis Pro

$76,873

18 mi

Est. $1,109/mo*

194 days at this dealer

Summit WhiteJet Black

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Chassis Pro

$76,873

5 mi

Est. $1,109/mo*

210 days at this dealer

Summit WhiteJet Black

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Pro

$77,078

10 mi

Est. $1,112/mo*

160 days at this dealer

Summit WhiteJet Black

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

SLT

$77,465

MSRP: $80,8904.2% off

5 mi

Est. $1,117/mo*

75 days at this dealer

Gray

Vince's GM Center

Burlington, CO

New 2026 GMC Sierra 3500

SLT

$78,482

MSRP: $84,0856.7% off

8 mi

Est. $1,132/mo*

77 days at this dealer

WhiteBrown

O'Meara GMC

Thornton, CO

Used 2026 GMC Sierra 3500

Denali

$79,897

5,702 mi

Est. $1,152/mo*

95 days at this dealer

MetallicAtmosphere

Castle Rock Chevrolet GMC

Castle Rock, CO

Certified 2026 GMC Sierra 3500

Denali Ultimate

$80,597

28,862 mi

Est. $1,162/mo*

35 days at this dealer

BlackAlpine Umber

Castle Rock Chevrolet GMC

Castle Rock, CO

Used 2025 GMC Sierra 3500

AT4

$80,645

13,345 mi

Est. $1,163/mo*

51 days at this dealer

GrayBlack

Fort Collins Dodge Chrysler Jeep RAM

Fort Collins, CO

Used 2025 GMC Sierra 3500

Denali Ultimate

$81,546

39,870 mi

Est. $1,176/mo*

19 days at this dealer

BlackBrown

Loveland Ford Lincoln

Loveland, CO

New 2026 GMC Sierra 3500

SLE

$81,940

MSRP: $83,2551.6% off

15 mi

Est. $1,181/mo*

104 days at this dealer

GrayBlue

Alpine Buick GMC South

Colorado Springs, CO

Certified 2026 GMC Sierra 3500

Denali

$82,897

1,205 mi

Est. $1,195/mo*

19 days at this dealer

MetallicAtmosphere

Castle Rock Chevrolet GMC

Castle Rock, CO

Used 2026 GMC Sierra 3500

Denali

$82,899

7,967 mi

Est. $1,195/mo*

11 days at this dealer

MetallicJet Black

Castle Rock Chevrolet GMC

Castle Rock, CO

Used 2026 GMC Sierra 3500

AT4

$83,000

12,932 mi

Est. $1,196/mo*

19 days at this dealer

Onyx BlackJet Black

Ghent Chevrolet

Greeley, CO

New 2026 GMC Sierra 3500

SLT

$83,005

MSRP: $89,9107.7% off

10 mi

Est. $1,196/mo*

16 days at this dealer

WhiteJet Black

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

AT4

$83,514

MSRP: $90,2157.4% off

13 mi

Est. $1,204/mo*

49 days at this dealer

White SandsBlack

O'Meara GMC

Thornton, CO

Used 2026 GMC Sierra 3500

Denali Ultimate

$83,726

16,701 mi

Est. $1,207/mo*

75 days at this dealer

GrayBrown

ClearShift - Loveland

Loveland, CO

Used 2026 GMC Sierra 3500

Denali

$84,352

4,121 mi

Est. $1,216/mo*

21 days at this dealer

WhiteJet Black

O'Meara GMC

Thornton, CO

New 2026 GMC Sierra 3500

SLT

$85,287

MSRP: $90,8906.2% off

8 mi

Est. $1,229/mo*

77 days at this dealer

RedJet Black

O'Meara GMC

Thornton, CO

New 2026 GMC Sierra 3500

AT4

$85,553

MSRP: $92,4057.4% off

10 mi

Est. $1,233/mo*

19 days at this dealer

SilverBlack

Mike Maroone Chevrolet GMC

Longmont, CO

Used 2025 GMC Sierra 3500

Denali Ultimate

$85,678

4,823 mi

Est. $1,234/mo*

94 days at this dealer

BlackBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$85,788

MSRP: $91,7856.5% off

6 mi

Est. $1,236/mo*

SilverBlack

Mike Maroone Chevrolet GMC

Longmont, CO

New 2026 GMC Sierra 3500

AT4

$86,450

MSRP: $91,8105.8% off

10 mi

Est. $1,245/mo*

70 days at this dealer

Summit WhiteJet Black

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

AT4

$87,772

MSRP: $92,3855% off

9 mi

Est. $1,264/mo*

59 days at this dealer

SilverBlack

Loveland Buick GMC

Loveland, CO

New 2026 GMC Sierra 3500

AT4

$87,772

MSRP: $92,3855% off

10 mi

Est. $1,264/mo*

59 days at this dealer

BlackBlack

Loveland Buick GMC

Loveland, CO

New 2026 GMC Sierra 3500

AT4

$87,824

MSRP: $93,3005.9% off

10 mi

Est. $1,265/mo*

77 days at this dealer

White SandJet Black

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

SLT

$88,000

MSRP: $88,3150.4% off

15 mi

Est. $1,267/mo*

74 days at this dealer

GrayGray

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

SLT

$88,000

MSRP: $88,3150.4% off

15 mi

Est. $1,267/mo*

82 days at this dealer

BlackBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$88,380

MSRP: $92,7854.7% off

5 mi

Est. $1,273/mo*

76 days at this dealer

Onyx BlackBlack

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

Denali

$88,500

MSRP: $92,2054% off

50 mi

Est. $1,275/mo*

63 days at this dealer

Downpour MetallicBrown

Shortline Buick-GMC

Aurora, CO

New 2026 GMC Sierra 3500

AT4

$88,971

MSRP: $91,8103.1% off

5 mi

Est. $1,281/mo*

63 days at this dealer

WhiteBlack

Mike Maroone Cadillac GMC

Boulder, CO

New 2026 GMC Sierra 3500

Denali

$89,579

MSRP: $94,0504.8% off

10 mi

Est. $1,290/mo*

BlackBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali

$89,682

MSRP: $97,7858.3% off

11 mi

Est. $1,291/mo*

21 days at this dealer

Downpour MetallicBrown

O'Meara GMC

Thornton, CO

New 2026 GMC Sierra 3500

AT4

$90,255

MSRP: $90,5650.3% off

0 mi

Est. $1,300/mo*

4 days at this dealer

WhiteBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$90,450

MSRP: $90,7600.3% off

5 mi

Est. $1,302/mo*

SilverBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$90,550

MSRP: $90,8600.3% off

12 mi

Est. $1,304/mo*

WhiteBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$90,750

MSRP: $91,0600.3% off

0 mi

Est. $1,307/mo*

4 days at this dealer

BlackBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$92,045

MSRP: $92,3550.3% off

12 mi

Est. $1,325/mo*

19 days at this dealer

BrownBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali

$92,075

MSRP: $92,3900.3% off

12 mi

Est. $1,326/mo*

63 days at this dealer

BlueBrown

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$92,145

MSRP: $92,4550.3% off

6 mi

Est. $1,327/mo*

21 days at this dealer

RedBlack

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali

$93,140

MSRP: $93,4550.3% off

12 mi

Est. $1,341/mo*

87 days at this dealer

BlueBrown

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$93,945

12 mi

Est. $1,352/mo*

62 days at this dealer

BlackBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali

$94,264

MSRP: $97,0742.9% off

6 mi

Est. $1,357/mo*

51 days at this dealer

BlueBrown

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

AT4

$94,490

65 mi

Est. $1,360/mo*

21 days at this dealer

SilverBlack

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali

$94,640

MSRP: $94,9550.3% off

6 mi

Est. $1,362/mo*

87 days at this dealer

GrayBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

AT4

$95,114

MSRP: $96,5451.5% off

10 mi

Est. $1,369/mo*

104 days at this dealer

Coastal DuneBlack

Shortline Buick-GMC

Aurora, CO

New 2026 GMC Sierra 3500

Denali

$95,240

MSRP: $95,5550.3% off

69 mi

Est. $1,371/mo*

73 days at this dealer

WhiteJet Black

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$95,789

MSRP: $101,4905.6% off

13 mi

Est. $1,378/mo*

42 days at this dealer

WhiteAlpine Umber

O'Meara GMC

Thornton, CO

New 2026 GMC Sierra 3500

AT4

$96,510

15 mi

Est. $1,389/mo*

74 days at this dealer

RedBlack

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali

$96,759

MSRP: $97,0740.3% off

8 mi

Est. $1,392/mo*

59 days at this dealer

BlackBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali

$96,759

MSRP: $97,0740.3% off

2 mi

Est. $1,392/mo*

63 days at this dealer

BlackBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$96,934

MSRP: $103,6506.5% off

47 mi

Est. $1,395/mo*

51 days at this dealer

SilverBrown

Mike Maroone Chevrolet GMC

Longmont, CO

New 2026 GMC Sierra 3500

Denali

$97,359

MSRP: $97,6740.3% off

6 mi

Est. $1,401/mo*

63 days at this dealer

WhiteBlue

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali

$97,674

9 mi

Est. $1,405/mo*

51 days at this dealer

WhiteBrown

Alpine Buick GMC

Littleton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$97,696

MSRP: $102,4304.6% off

0 mi

Est. $1,406/mo*

BlackBrown

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,337

MSRP: $102,9354.5% off

10 mi

Est. $1,415/mo*

52 days at this dealer

SterlingAlpine Umber

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,716

MSRP: $103,3404.5% off

10 mi

Est. $1,420/mo*

62 days at this dealer

SterlingAlpine Umber

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,716

MSRP: $103,3404.5% off

10 mi

Est. $1,420/mo*

64 days at this dealer

MetallicAlpine Umber

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,784

MSRP: $103,6254.7% off

0 mi

Est. $1,421/mo*

WhiteBlue

Alpine Buick GMC South

Colorado Springs, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,890

MSRP: $103,5354.5% off

25 mi

Est. $1,423/mo*

80 days at this dealer

Glacier WhiteAlpine Umber

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$98,960

MSRP: $105,0805.8% off

4 mi

Est. $1,424/mo*

90 days at this dealer

Summit WhiteAlpine Umber

Castle Rock Chevrolet GMC

Castle Rock, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$99,095

MSRP: $101,5002.4% off

5 mi

Est. $1,426/mo*

98 days at this dealer

WhiteAlpine Umber

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$99,269

MSRP: $103,9404.5% off

10 mi

Est. $1,428/mo*

55 days at this dealer

Glacier WhiteAlpine Umber

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$99,269

MSRP: $103,9404.5% off

10 mi

Est. $1,428/mo*

64 days at this dealer

Glacier WhiteAlpine Umber

Johnson Auto Plaza

Brighton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$99,690

MSRP: $102,0952.4% off

10 mi

Est. $1,434/mo*

99 days at this dealer

Summit WhiteAlpine Umber

Transwest GMC Isuzu

Henderson, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$99,919

MSRP: $106,8406.5% off

7 mi

Est. $1,437/mo*

19 days at this dealer

Brown

Mike Maroone Chevrolet GMC

Longmont, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$100,189

MSRP: $100,8900.7% off

13 mi

Est. $1,441/mo*

40 days at this dealer

SilverAlpine Umber

O'Meara GMC

Thornton, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$100,332

MSRP: $106,7106% off

7 mi

Est. $1,443/mo*

Brown

Mike Maroone Cadillac GMC

Boulder, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$100,904

MSRP: $107,0545.7% off

4 mi

Est. $1,451/mo*

90 days at this dealer

Glacier WhiteAlpine Umber

Castle Rock Chevrolet GMC

Castle Rock, CO

New 2026 GMC Sierra 3500

Denali Ultimate

$101,308

MSRP: $106,0404.5% off

10 mi

Est. $1,457/mo*

71 days at this dealer

MetallicAlpine Umber

Johnson Auto Plaza

Brighton, CO