New Cars For Sale - Dave Sinclair Auto Group

Search our huge selection of your favorite new vehicle brands. Then visit us today and take a test drive.

11 records matched your criteria.

2026 GMC Sierra 3500HD 4WD Crew Cab Pro

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

24 pictures

Exterior : Summit White - White

Interior : Jet Black Cloth

Mileage : 2

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260472
VIN : 1GT4USEY0TF147923

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD 4WD Crew Cab Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Glacier White Tricoat - White

Interior : Jet Black Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260527
VIN : 1GT4UWEY6TF151871

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD 4WD Crew Cab Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Glacier White Tricoat - White

Interior : Jet Black Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260571
VIN : 1GT4UWEY0TF156466

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD 4WD Crew Cab Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Sterling Metallic - Gray

Interior : Atmosphere/Brownstone Leather

Mileage : 5

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T260611
VIN : 1GT4UWE74TF159507

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD 4WD Crew Cab SLE

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black Cloth

Mileage : 5

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260748
VIN : 1GT4UTEY9TF180165

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD Pro

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

24 pictures

Exterior : Summit White - White

Interior : Jet Black Cloth

Mileage : 17

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T260759
VIN : 1GT5USE71TF183745

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Glacier White Tricoat - White

Interior : Jet Black Leather

Mileage : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260766
VIN : 1GT4UWEY7TF184023

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD 4WD Crew Cab SLT

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

27 pictures

Exterior : Summit White - White

Interior : Jet Black Leather

Mileage : 6

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T260795
VIN : 1GT4UUE77TF188293

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD Denali Ultimate

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

26 pictures

Exterior : Glacier White Tricoat - White

Interior : Alpine Umber Leather

Mileage : 5

Transmission : Automatic

Engine : Duramax 6.6L Turbo-Diesel V8 / B20-Diesel compatible

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260817
VIN : 1GT4UYEY1TF191531

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD Denali

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

Exterior : Summit White - (White)

Interior : Black

Mileage : 7

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260918
VIN : 1GT4UWEYXTF152604

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application

2026 GMC Sierra 3500HD Pro

Dave Sinclair Buick GMC NEW Cars
(314) 310-7283

- NEW -

Exterior : Summit White - (White)

Interior : Jet Black

Mileage : 1

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Rear Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T261013
VIN : 1GT5HPE70TF220298

City :

Hwy :

CALL FOR PRICE

View Details Check Availability Finance Application