GMC Sierra 3500 for Sale in Wyoming

Live GMC Sierra 3500 inventory in Wyoming, priced low to high.

8 listings · $56,529 – $107,414

New 2026 GMC Sierra 3500

Pro

$56,529

16 mi

Est. $819/mo*

52 days on market

Summit WhiteJet Black

Halladay Motors

Cheyenne, WY

New 2026 GMC Sierra 3500

Pro

$63,649

12 mi

Est. $920/mo*

50 days on market

WhiteBlack

Halladay Motors

Cheyenne, WY

Used 2025 GMC Sierra 3500

AT4

$77,629

42,626 mi

Est. $1,120/mo*

86 days on market

Summit WhiteJet Black

Halladay Motors

Cheyenne, WY

Used 2025 GMC Sierra 3500

Denali

$79,590

7,787 mi

Est. $1,148/mo*

1 day on market

SilverBrown

Vista Toyota

Casper, WY

New 2026 GMC Sierra 3500

Denali Ultimate

$100,268

MSRP: $101,7701.5% off

2 mi

Est. $1,442/mo*

28 days on market

WhiteBrown

Heritage Chevrolet GMC of Evanston

Evanston, WY

New 2026 GMC Sierra 3500

Denali Ultimate

$106,479

MSRP: $106,8450.3% off

15 mi

Est. $1,531/mo*

108 days on market

Onyx BlackAlpine Umber

Halladay Motors

Cheyenne, WY

New 2026 GMC Sierra 3500

Denali Ultimate

$107,214

15 mi

Est. $1,541/mo*

46 days on market

GrayAlpine Umber

Halladay Motors

Cheyenne, WY

New 2026 GMC Sierra 3500

Denali Ultimate

$107,414

15 mi

Est. $1,544/mo*

42 days on market

Onyx BlackAlpine Umber

Halladay Motors

Cheyenne, WY