Summary

• With 523 currently listed for sale and an average price of $89,284.00, 30.2% of 2026 GMC Sierra 3500HDs for sale on CarGurus are rated as good or great deals.

• 97.3% of 2026 Sierra 3500HD models on CarGurus are accident free.

• The 2026 GMC Sierra 3500HD continues to impress with its heavy-duty capabilities, luxurious trims, and high-tech towing features that appeal to both commercial and personal buyers.

Why it stands out

The 2026 GMC Sierra 3500HD is distinguished by its remarkable combination of rugged capability and refined luxury, making it a versatile choice for those seeking a heavy-duty truck. With impressive towing and hauling abilities, the Sierra can tow up to 35,500 pounds when properly equipped with the diesel engine, making it an ideal option for those who need a reliable workhorse. Additionally, the truck offers a selection of high-end trims, especially the Denali, which elevate the driving experience with premium materials and advanced technology. The fifth generation of the Sierra 3500HD has introduced significant improvements in maximum towing capacity and enhanced safety features, which further solidify its reputation in the heavy-duty truck segment. Despite some models being unwieldy in tighter spaces, the Sierra's combination of strength and luxury makes it an appealing choice for buyers looking for versatility in both work and leisure.

Other model years to consider

• 2024 GMC Sierra 3500HD

  • Average price: $69,509.00
  • Good/great deal percentage: 32.0%
  • User rating: 5 / 5
  • Total listings: 1,389

• 2023 GMC Sierra 3500HD

  • Average price: $57,376.00
  • Good/great deal percentage: 32.3%
  • Accident-free percentage: 91.7%
  • Total listings: 1,306

• 2025 GMC Sierra 3500HD

  • Average price: $77,346.00
  • Good/great deal percentage: 31.6%
  • User rating: 5 / 5
  • Total listings: 1,255

This analysis is based on CarGurus' proprietary market data from June 15, 2026, CarGurus experts' opinions, and generative AI.