946 New GMC Sierra for Sale Near Mandan, ND

There are 946 new GMC Sierra listings for sale from 31 dealerships, priced from $42,620 to $109,864.

The median asking price for a new GMC Sierra is $68,835. Listings range from $42,620 to $109,864. The average mileage is 190 miles.

The lowest-priced listing is a 2026 GMC Sierra Pro 4WD Regular Cab Standard Box at $42,620 with 3 miles in Rapid City, SD.

New GMC Sierra inventory spans model years 2025 to 2026. The 2025–2029 model years are the most available, with 946 listings.

The GMC Sierra is available in the following trim levels:

• GMC Sierra SLT 4WD Crew Cab Short Box for sale193 listings
• GMC Sierra Denali 4WD Crew Cab Short Box for sale102 listings
• GMC Sierra AT4 4WD Crew Cab Short Box for sale91 listings
• GMC Sierra AT4 4WD Crew Cab Standard Box for sale85 listings
• GMC Sierra Elevation 4WD Crew Cab Standard Box for sale79 listings
• GMC Sierra Denali 4WD Crew Cab Standard Box for sale70 listings
• GMC Sierra SLT 4WD Crew Cab Standard Box for sale61 listings
• GMC Sierra Elevation 4WD Crew Cab Standard Box 3VL for sale37 listings
• GMC Sierra AT4X 4WD Crew Cab Standard Box for sale19 listings
• GMC Sierra Denali Ultimate 4WD Crew Cab Standard Box for sale18 listings