GMC Sierra HD Trims

The 2020 GMC Sierra HD is the heavy-duty pickup truck that's ready to take on your toughest jobs. This model comes in a variety of capable trims. To help you decide which one is right for you, Reed Buick GMC crafted the following comparison guide. Our new inventory is stocked with the latest models and you can get a great deal when you use one of our incentives.

If you have any questions, please call (888) 210-8101 or fill out our form online and we'll be happy to assist you.

2020 GMC Sierra HD SLE & SLT

Key Features & Specs

These trims boast a maximum towing capacity of 35,500 lbs. and a maximum payload of 7,442 lbs. The 2020 Sierra HD SLE and SLT are not yet available in our showroom. However, here are some features you can expect:

  • Available six-function MultiPro™ tailgate
  • Available ProGrade™ trailering system with in-vehicle trailering app
  • Available 6.6L Duramax Turbo-Diesel V8
  • First-ever heavy-duty Allison® ten-speed automatic transmission

2020 GMC Sierra HD AT4

Key Features & Specs

With an impressive towing capacity of 21,300 lbs. and a maximum payload up to 4,398 lbs, this powerhouse is ready for all your hauling needs. Browse our Sierra HD AT4 inventory to see which models we have in stock and use one of our specials to get an even better deal. The features of the 2020 GMC Sierra HD AT4 include that of the SLE and SLT, as well as:

  • Smart trailer integration
  • Forward collision alert
  • Available Bose® premium sound system
  • Exclusive all-weather floor liners
  • Apple CarPlay® compatibility
  • Android Auto™ compatibility
  • Autotrac® 2-speed transfer case
  • Onstar® capable
  • Teen driver
  • 6-speaker audio system

2020 GMC Sierra HD Denali

Key Features & Specs

This truck has a maximum towing capacity of 31,100 lbs. and a maximum payload of up to 6,610 lbs. It's also built to keep you comfortable during the workday, so you enjoy every bit of the job. Check out our Sierra HD Denali inventory to see which models we have to offer, then pair it with one of our deals to get a great price. The 2020 GMC Sierra HD Denali includes features of the AT4, plus:

  • Bose®premium sound system
  • Teen driver technology
  • Elevated driver seating
  • Exclusive interior design
  • 20-in. polished aluminum wheels
  • Trailering mirrors
  • Safety alert seat
  • Dual-path air induction system
  • Automatic emergency braking
Contact Us
Reed Buick GMC 39.2663555, -94.6684202.