7,478 New Gmc Sierra for Sale Near O Fallon, MO
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2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
3 days on market
1GTUUHE87TZ387391
$83,782
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box Elevation
2,070 mi.
3 days on market
3GTUUCED9TG201298
$56,262
Good Deal
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 2WD Double Cab Standard Box Pro
2,204 mi.
3 days on market
1GTRHAEK9TZ279187
$37,124
Good Deal
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Double Cab Standard Box SLE
2,299 mi.
3 days on market
1GTVUBED8TZ275794
$47,237
Good Deal
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
3GTUUDED5TG377089
$59,972
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
3GTUUDE82TG380373
$62,962
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
3GTUUDE88TG381737
$60,422
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Double Cab Standard Box SLE
5 mi.
3 days on market
1GT5UME76TF295985
$61,600
Fair Deal
Russ Braunecker Cadillac Buick Gmc Inc
Effingham, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box AT4X
1 mi.
3 days on market
3GTUUFEL9TG383500
$84,785
Fair Deal
Lighthouse Buick Gmc
Morton, IL
4.9
2026 GMC Sierra 4WD Crew Cab Standard Box SLT
1 mi.
3 days on market
1GT4UNEY2TF302473
$85,905
Fair Deal
Lighthouse Buick Gmc
Morton, IL
4.9
2026 GMC Sierra 4WD Crew Cab Short Box Denali
3 days on market
3GTUUGEL6TG382908
$73,845
Sapaugh Chevrolet Buick Gmc
Herculaneum, MO
4.5
2026 GMC Sierra 4WD Crew Cab Short Box Elevation
3 days on market
3GTPUCEK7TG379951
$50,150
Sapaugh Chevrolet Buick Gmc
Herculaneum, MO
4.5
2026 GMC Sierra 4WD Crew Cab Short Box Elevation
3 days on market
3GTPUCEK5TG380029
$50,150
Sapaugh Chevrolet Buick Gmc
Herculaneum, MO
4.5
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
10 mi.
3 days on market
1GT4UXEY1TF227714
$89,789
Great Deal
Reed Buick Gmc
Kansas City, MO
4.6
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
3 days on market
1GT4UXEY7TF301783
$89,589
Reed Buick Gmc
Kansas City, MO
4.6
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
1GTUUDED2TZ308442
$63,085
Cable Dahmer Buick Gmc Of Independence
Independence, MO
4.6
2026 GMC Sierra 4WD Crew Cab Standard Box Denali
3 days on market
1GT4UREY3TF300920
$87,605
Cable Dahmer Buick Gmc Of Independence
Independence, MO
4.6
2026 GMC Sierra 4WD Crew Cab Standard Box AT4X
1 mi.
3 days on market
1GT4UZE77TF297396
$88,185
Fair Deal
Arnie Bauer Buick Gmc
Matteson, IL
4.4
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
1GTUUDE88TZ386145
$65,525
Cable Dahmer Buick Gmc Of Kansas City
Kansas City, MO
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
3 days on market
1GT4UPEY8TF301680
$92,395
Cable Dahmer Buick Gmc Of Kansas City
Kansas City, MO
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
3 days on market
1GT4UPEYXTF301843
$92,895
Cable Dahmer Buick Gmc Of Kansas City
Kansas City, MO
4.5
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
3 days on market
1GT4UXEY0TF300989
$98,425
Dave Cross Motors Kansas
Lee's Summit, MO
4.4
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
3 days on market
1GT4UXEY2TF296556
$90,265
Randy Curnow Buick Gmc
Kansas City, KS
4.1
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
3 days on market
1GTUUHE87TZ387827
$85,849
Fuson Automotive
Terre Haute, IN
4.2
2026 GMC Sierra 4WD Crew Cab Short Box AT4X
4 mi.
3 days on market
3GTUUFEL4TG319168
$85,943
Fair Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Short Box SLE
7 mi.
3 days on market
1GTUUBED2TZ217644
$60,793
Fair Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
5 mi.
3 days on market
1GT4UPEY0TF240275
$85,014
Good Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Standard Box Denali
5 mi.
3 days on market
1GT4UREY8TF120591
$86,101
Good Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
3 days on market
1GTUUHE87TZ387391
$83,782
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box Elevation
2,070 mi.
3 days on market
3GTUUCED9TG201298
$56,262
Good Deal
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 2WD Double Cab Standard Box Pro
2,204 mi.
3 days on market
1GTRHAEK9TZ279187
$37,124
Good Deal
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Double Cab Standard Box SLE
2,299 mi.
3 days on market
1GTVUBED8TZ275794
$47,237
Good Deal
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
3GTUUDED5TG377089
$59,972
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
3GTUUDE82TG380373
$62,962
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
3GTUUDE88TG381737
$60,422
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Double Cab Standard Box SLE
5 mi.
3 days on market
1GT5UME76TF295985
$61,600
Fair Deal
Russ Braunecker Cadillac Buick Gmc Inc
Effingham, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box AT4X
1 mi.
3 days on market
3GTUUFEL9TG383500
$84,785
Fair Deal
Lighthouse Buick Gmc
Morton, IL
4.9
2026 GMC Sierra 4WD Crew Cab Standard Box SLT
1 mi.
3 days on market
1GT4UNEY2TF302473
$85,905
Fair Deal
Lighthouse Buick Gmc
Morton, IL
4.9
2026 GMC Sierra 4WD Crew Cab Short Box Denali
3 days on market
3GTUUGEL6TG382908
$73,845
Sapaugh Chevrolet Buick Gmc
Herculaneum, MO
4.5
2026 GMC Sierra 4WD Crew Cab Short Box Elevation
3 days on market
3GTPUCEK7TG379951
$50,150
Sapaugh Chevrolet Buick Gmc
Herculaneum, MO
4.5
2026 GMC Sierra 4WD Crew Cab Short Box Elevation
3 days on market
3GTPUCEK5TG380029
$50,150
Sapaugh Chevrolet Buick Gmc
Herculaneum, MO
4.5
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
10 mi.
3 days on market
1GT4UXEY1TF227714
$89,789
Great Deal
Reed Buick Gmc
Kansas City, MO
4.6
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
3 days on market
1GT4UXEY7TF301783
$89,589
Reed Buick Gmc
Kansas City, MO
4.6
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
1GTUUDED2TZ308442
$63,085
Cable Dahmer Buick Gmc Of Independence
Independence, MO
4.6
2026 GMC Sierra 4WD Crew Cab Standard Box Denali
3 days on market
1GT4UREY3TF300920
$87,605
Cable Dahmer Buick Gmc Of Independence
Independence, MO
4.6
2026 GMC Sierra 4WD Crew Cab Standard Box AT4X
1 mi.
3 days on market
1GT4UZE77TF297396
$88,185
Fair Deal
Arnie Bauer Buick Gmc
Matteson, IL
4.4
2026 GMC Sierra 4WD Crew Cab Short Box SLT
3 days on market
1GTUUDE88TZ386145
$65,525
Cable Dahmer Buick Gmc Of Kansas City
Kansas City, MO
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
3 days on market
1GT4UPEY8TF301680
$92,395
Cable Dahmer Buick Gmc Of Kansas City
Kansas City, MO
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
3 days on market
1GT4UPEYXTF301843
$92,895
Cable Dahmer Buick Gmc Of Kansas City
Kansas City, MO
4.5
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
3 days on market
1GT4UXEY0TF300989
$98,425
Dave Cross Motors Kansas
Lee's Summit, MO
4.4
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
3 days on market
1GT4UXEY2TF296556
$90,265
Randy Curnow Buick Gmc
Kansas City, KS
4.1
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
3 days on market
1GTUUHE87TZ387827
$85,849
Fuson Automotive
Terre Haute, IN
4.2
2026 GMC Sierra 4WD Crew Cab Short Box AT4X
4 mi.
3 days on market
3GTUUFEL4TG319168
$85,943
Fair Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Short Box SLE
7 mi.
3 days on market
1GTUUBED2TZ217644
$60,793
Fair Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
5 mi.
3 days on market
1GT4UPEY0TF240275
$85,014
Good Deal
Ed Morse Gmc
Kewanee, IL
4.3
2026 GMC Sierra 4WD Crew Cab Standard Box Denali
5 mi.
3 days on market
1GT4UREY8TF120591
$86,101
Good Deal
Ed Morse Gmc
Kewanee, IL
4.3
Find New GMC Sierra in O Fallon, MO
In the U.S., the GMC Sierra is available as Chassis Cab and Pickup. The best choice typically depends on space needs and personal preference.