Prices starting at: $38,300

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Learn More About Buying a 2026 GMC Sierra 1500 in Belle Fourche

Visit Hersrud's of Belle Fourche for a great deal on a new 2026 GMC Sierra 1500. Our sales team is ready to show you all of the features that you will find in the GMC Sierra 1500 and take you for a test drive in the Belle Fourche Area. At our GMC dealership you will find competitive prices, a stocked inventory of 2026 GMC Sierra 1500 cars and a helpful sales team. Stop by our car dealership today and take a 2026 GMC for a spin.

2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Denali

  • MSRP$80,090
  • Offers$7,420
  • Final Price$72,670
Engine: 6.2L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Onyx Black, Interior Color: Jet Black, Forge perforated leather seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 Elevation

  • MSRP$62,030
  • Offers$5,518
  • Final Price$56,512
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Downpour Metallic, Interior Color: Jet Black, Cloth seat trim
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2026 GMC Sierra 1500 Truck

2026 GMC Sierra 1500 SLE

  • MSRP$61,425
  • Offers$5,461
  • Final Price$55,964
Engine: 5.3L EcoTec3 V8 engine, Transmission: Automatic, Exterior Color: Sterling Metallic, Interior Color: Jet Black, Cloth seat trim
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View All New GMC Sierra 1500

Sorry, no GMC Sierra 1500s are currently in stock.

We may have vehicles that have not yet posted to the website, so we request you call us at (605) 210-7502 for further assistance!

GMC (1)

Sierra 1500 Truck (9)

2026

Manufacturer Offer

No Monthly Payments for 90 Days for Well-Qualified Buyers When Financed w/ GM Financial

  1. 0.0% APR for 36 months
  • Applies to this new 2026 GMC Sierra 1500

No Monthly Payments for 90 Days for Well-Qualified Buyers When Financed w/ GM Financial

Disclaimer(s)
  • Deferred monthly payments for 90 days. Finance charges accrue from date of financing. Must finance with GM Financial. Down payment required at signing, if applicable. Offer not available in PA. Some customers may not qualify. Not available with lease and some other offers. 0.0% APR for 36 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $27.78 for every $1000 you finance. Average example down payment is 10.0%. Not available with leases and some other offers. Must take new retail delivery by 08/03/2026. Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 0.0% APR with $2,500 down payment provides for 36 monthly payments of $27.78 per $1000 financed for qualified buyers. 6.9% APR for a term of 84 months corresponds to a monthly cost of $15.04 per $1000 financed. The rates described are for estimation purposes only; you may not be able to finance at this rate. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

No Monthly Payments for 90 Days for Well-Qualified Buyers When Financed w/ GM Financial

  1. 1.9% APR for 48 months
  2. 1.9% APR for 60 months
  3. 2.9% APR for 72 months
  • Applies to this new 2026 GMC Sierra 1500

No Monthly Payments for 90 Days for Well-Qualified Buyers When Financed w/ GM Financial

Disclaimer(s)
  • Deferred monthly payments for 90 days. Finance charges accrue from date of financing. Must finance with GM Financial. Down payment required at signing, if applicable. Offer not available in PA. Some customers may not qualify. Not available with lease and some other offers. 1.9% APR for 60 months for well-qualified buyers when financed w/GM Financial. Monthly payment is $17.48 for every $1000 you finance. Average example down payment is 10.0%. This is a standalone APR incentive program and not available with lease and some other offers. Must take new retail delivery by 08/03/2026. Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 1.9% APR with $2,500 down payment provides for 60 monthly payments of $17.48 per $1000 financed for qualified buyers. 1.9% APR for a term of 48 months corresponds to a monthly cost of $21.65 per $1000 financed. 2.9% APR for a term of 72 months corresponds to a monthly cost of $15.15 per $1000 financed. The rates described are for estimation purposes only; you may not be able to finance at this rate. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Employee Discount for Everyone

  1. $7,420 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • At participating dealers only. Not available with some other offers. Must take new retail delivery by 08/03/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Employee Discount for Everyone

  1. $7,420 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • At participating dealers only. Not available with standalone APR, cash and some other offers. Must take new retail delivery by 08/03/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Employee Discount for Everyone

  1. $5,518 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • At participating dealers only. Not available with some other offers. Must take new retail delivery by 08/03/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Employee Discount for Everyone

  1. $5,518 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • At participating dealers only. Not available with standalone APR, cash and some other offers. Must take new retail delivery by 08/03/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

Employee Discount for Everyone

  1. $5,461 Cash
  • Applies to this new 2026 GMC Sierra 1500

Disclaimer(s)
  • At participating dealers only. Not available with standalone APR, cash and some other offers. Must take new retail delivery by 08/03/2026. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

NCR GMC Lease - Unrestricted

  • Applies to this new 2026 GMC Sierra 1500.

Ultra Low-Mileage Lease for Well-Qualified Lessees. $299/month for 24 months. For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer select GM vehicles : $5,789 due at signing (after all offers).** $0 security deposit. Tax, title, license, and dealer fees extra. Mileage charge of $0.25/mile over 20,000 miles at participating dealers.

Disclaimer(s)
  • **For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $299/month for 24 months. Your payments may vary. Payments are for a 2026 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation w/TurboMax with an MSRP of $56,395. Based on due at signing amount of $5,789 (after all offers). 24 monthly payments total $7,176. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 08-03-2026. Lessee pays for maintenance, repair, excess wear and disposition fee of $495 or less at end of lease. No security deposit required. Payments may be higher in some states. Not available with other offers. (See Trims)
  • See State Disclaimer *
Manufacturer Offer

NCR GMC Lease - Unrestricted

  • Applies to this new 2026 GMC Sierra 1500.

Ultra Low-Mileage Lease for Well-Qualified Lessees. $399/month for 24 months. For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer select GM vehicles : $4,549 due at signing (after all offers).** $0 security deposit. Tax, title, license, and dealer fees extra. Mileage charge of $0.25/mile over 20,000 miles at participating dealers.

Disclaimer(s)
  • **For Current Ultra-Low Mileage Lease for Well-Qualified Lessees Lessees of 2021 model year or newer Buick and GMC vehicles at least 30 days prior to the lease of a new GM vehicle through GM Financial : Each dealer sets own price. $399/month for 24 months. Your payments may vary. Payments are for a 2026 GMC Sierra 1500 Short Box Crew Cab 4WD Elevation w/5.3L EcoTec3 V8 with an MSRP of $60,990. Based on due at signing amount of $4,549 (after all offers). 24 monthly payments total $9,576. Must show proof of lease. Option to purchase at lease end for an amount to be determined at lease signing. Lessor must approve lease. Take new retail delivery by 08-03-2026. Lessee pays for maintenance, repair, excess wear and disposition fee of $495 or less at end of lease. No security deposit required. Payments may be higher in some states. Not available with other offers. (See Trims)
  • See State Disclaimer *

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Disclaimer: The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.

1Dealer Discount applied to everyone