What are the opening hours?

Monday 9am - 6pm Tuesday 9am - 6pm Wednesday 9am - 6pm Thursday 9am - 6pm Friday 9am - 6pm Saturday 9am - 5pm

Dave Sinclair Customs

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Photos from Dave Sinclair Customs's post

10/12/2026

Taking the Ultimate Denali truck a step further...

2026 GMC Sierra 2500 HD Denali Ultimate in Downpour Metallic
Stock: LT261340
Price: $119,283
LINK: https://bit.ly/4dyVMv1

Built in Downpour Metallic with a full custom treatment:

- 22" gloss black OEM GMC wheels
- NITTO Trail Grapplers (about 34")
- Ready Lift front lift
- GMC caliper covers
- Full Chrome Delete
- Painted accents
- Black/two-tone GMC emblems
- Power-retractable bed cover

See the full build, photos and details https://bit.ly/4dyVMv1

Price, equipment, incentives and availability are subject to change. Vehicle may be sold by the time you see this post. See dealer for current details.

09/11/2026

Buy it here. Customize it here.

This GMC Sierra 2500 HD Denali is a good example of how a new truck can go from showroom inventory to a full Dave Sinclair Customs build.

Whether you’re shopping for a Sierra HD first or already know how you want it customized, we can help with the whole process — from the truck itself to wheels, tires, suspension, tint, chrome delete, accessories, and other available upgrades.

Shop the truck with Dave Sinclair Buick-GMC. Customize it with Dave Sinclair Customs.

Browse current Sierra HD inventory online or talk with our Customs team.

📞 314-842-4200

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Website

https://www.davesinclairbuickgmc.com/DaveSinclairCustoms

Address

5655 South Lindbergh Boulevard
St. Louis, MO
63123

Opening Hours

Monday	9am - 6pm
Tuesday	9am - 6pm
Wednesday	9am - 6pm
Thursday	9am - 6pm
Friday	9am - 6pm
Saturday	9am - 5pm

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