2024 GMC Sierra 1500 Price: $79,945 756 Smithtown Bypass, Smithtown, NY 11787 No photos available, boo hoo More Smithtown, NY GMC Sierra 1500's 2025 $68,220 Miles 2024 $68,160 Miles 2024 $68,160 Miles 2024 $68,160 Miles 2024 $68,160 Miles 2024 $68,160 Miles