7,583 New Gmc Sierra for Sale Near O Fallon, MO
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2026 GMC Sierra 4WD Crew Cab Short Box SLT
4 days on market
3GTUUDE84TG465408
$65,712
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box SLT
4 days on market
3GTUUDE89TG465341
$65,712
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
4 days on market
1GT4UVEY7TF360319
$88,832
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box AT4
4 days on market
1GT4UVEY4TF357149
$84,352
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Long Box DRW Denali
4 days on market
1GT4UWEY3TF360243
$92,237
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Long Box Denali Ultimate
4 days on market
1GT4UYEY5TF360143
$99,362
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box Denali Ultimat
4 days on market
1GT4UYEY5TF358635
$103,644
Behlmann Buick Gmc Cadillac
Troy, MO
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
1GTUUCED1TZ366794
$56,920
Grinnell Motors
Grinnell, IA
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTUUCED1TG465762
$54,957
Robert Brogdens Olathe Buick Gmc
Olathe, KS
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTUUCED5TG467448
$55,452
Robert Brogdens Olathe Buick Gmc
Olathe, KS
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTUUCED0TG465767
$54,957
Robert Brogdens Olathe Buick Gmc
Olathe, KS
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTUUCED7TG467452
$55,452
Robert Brogdens Olathe Buick Gmc
Olathe, KS
4.5
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
1 mi.
4 days on market
1GTUUHE80TZ455000
$78,500
Woody Buick Gmc Of Naperville
Naperville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
50 mi.
4 days on market
1GTUUHEL3TZ412386
$88,290
Rotman Motor Co
Maquoketa, IA
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTPUCEK9TG464094
$43,822
Robert Brogdens Olathe Buick Gmc
Olathe, KS
4.5
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTPUCEK8TG466760
$43,327
Robert Brogdens Olathe Buick Gmc
Olathe, KS
4.5
2026 GMC Sierra 4WD Crew Cab Short Box SLT
4 days on market
3GTUUDE84TG322815
$63,369
Bob Luegers Motors Inc
Jasper, IN
4.8
2026 GMC Sierra 4WD Crew Cab Standard Box Elevation
4 days on market
3GTUUCED0TG465641
$63,599
Behlmann Buick Gmc Cadillac
Troy, MO
4.5
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
4 days on market
1GTUUHE80TZ453442
$82,817
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
4 days on market
1GTUUHE80TZ453411
$82,817
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Short Box Denali Ultimate
4 days on market
1GTUUHE87TZ453437
$82,817
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Bx Denali Ultimate
7 mi.
4 days on market
1GT4UXEY9TF335224
$92,426
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Long Box AT4
4 days on market
1GT4UVEY0TF360193
$89,182
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Long Box Denali
4 days on market
1GT4UWEY2TF360010
$90,037
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box Denali Ultimat
4 days on market
1GT4UYEY7TF359818
$98,667
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box Denali Ultimat
4 days on market
1GT4UYEY9TF359870
$99,762
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box Denali Ultimat
4 days on market
1GT4UYEY5TF359977
$99,162
Laura Buick Gmc Inc
Collinsville, IL
4.7
2026 GMC Sierra 4WD Crew Cab Standard Box SLE
4 days on market
1GT4UTEYXTF360285
$72,777
Laura Buick Gmc Inc
Collinsville, IL
4.7
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.