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.

20 records matched your criteria.

2026 GMC Sierra 2500HD 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 : T260365
VIN : 1GT4UXEY6TF137703

City :

Hwy :

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2026 GMC Sierra 2500HD Denali

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

- NEW -

25 pictures

Exterior : Glacier White Tricoat - White

Interior : Jet Black Leather

Mileage : 9

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260422
VIN : 1GT4UREY6TF142573

City :

Hwy :

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2026 GMC Sierra 2500HD 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 : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260430
VIN : 1GT4UREY6TF143934

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab SLT

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

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

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 : T260427
VIN : 1GT4UNEY1TF143882

City :

Hwy :

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2026 GMC Sierra 2500HD 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 : T260429
VIN : 1GT4UREY1TF143954

City :

Hwy :

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2026 GMC Sierra 2500HD 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 : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260464
VIN : 1GT4UREY5TF144296

City :

Hwy :

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2026 GMC Sierra 2500HD 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 : 6

Transmission : Automatic

Engine : 6.6L

Drive Type : Four Wheel Drive

Horsepower : 470 @ 2800 rpm

Cylinders : 8

Fuel : Diesel Fuel

MPG : City / HWY

Stock : T260479
VIN : 1GT4UREY2TF143963

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab Denali

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

- NEW -

26 pictures

Exterior : Sterling Metallic - Gray

Interior : Jet Black 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 : T260568
VIN : 1GT4URE72TF156431

City :

Hwy :

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2026 GMC Sierra 2500HD SLE

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

- NEW -

25 pictures

Exterior : Sterling Metallic - (Gray)

Interior : Dark Walnut/Slate

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 : T260596
VIN : 1GT4UMEY6TF157206

City :

Hwy :

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2026 GMC Sierra 2500HD 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 : LT260597
VIN : 1GT4UREY9TF159643

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab Denali

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

- NEW -

26 pictures

Exterior : Downpour Metallic - Blue

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 : T260598
VIN : 1GT4UREYXTF159442

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab Denali

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

- NEW -

26 pictures

Exterior : Downpour Metallic - Blue

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 : T260610
VIN : 1GT4UREY6TF159681

City :

Hwy :

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2026 GMC Sierra 2500HD 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 : T260629
VIN : 1GT4UREY2TF159628

City :

Hwy :

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2026 GMC Sierra 2500HD Pro

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

- NEW -

23 pictures

Exterior : Summit White - White

Interior : Jet Black Cloth

Mileage : 7

Transmission : Automatic

Engine : 6.6L V8

Drive Type : Four Wheel Drive

Horsepower : 401 @ 5200 rpm

Cylinders : 8

Fuel : Gasoline

MPG : City / HWY

Stock : T260639
VIN : 1GT3ULE71TF163895

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab SLT

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

- NEW -

25 pictures

Exterior : Onyx Black - (Black)

Interior : Dark Walnut/Slate 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 : T260641
VIN : 1GT4UNE76TF160846

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab SLE

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

- NEW -

25 pictures

Exterior : Cardinal Red - Red

Interior : Jet Black Cloth

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 : T260681
VIN : 1GT4UMEY5TF157228

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab SLT

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

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

Interior : Dark Walnut/Slate 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 : T260750
VIN : 1GT4UNEY3TF181033

City :

Hwy :

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2026 GMC Sierra 2500HD 4WD Crew Cab Pro

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

- NEW -

24 pictures

Exterior : Summit White - 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 : T260799
VIN : 1GT4ULEY4TF190201

City :

Hwy :

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2026 GMC Sierra 2500HD SLT

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

- NEW -

25 pictures

Exterior : Summit White - White

Interior : Dark Walnut/Slate 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 : T260800
VIN : 1GT4UNEY4TF189688

City :

Hwy :

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2026 GMC Sierra 2500HD SLE

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

- NEW -

25 pictures

Exterior : Sterling Metallic - Gray

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 : T260854
VIN : 1GT4UMEY9TF193598

City :

Hwy :

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View Details Check Availability Finance Application