The Sierra 3500 is the ¾ ton iteration of GMC’s long-running pickup truck line, along with its Chevrolet Silverado counterpart. For model year 2021, the Sierra 3500 HD was available with a variety of engines and drivetrains, with regular cab, Club Cab and Crew Cab 4-door body styles and optional 4WD.The 2021 Sierra 3500 HD was offered with Base, Denali, SLE and SLT trim levels. Michelin Primacy XC, Michelin LTX A/T2 or Goodyear Wrangler TrailRunner tires would have been OEM for this make/model. LT245/75R17 or LT265/70R18 would have been tire sizes for this make/model.
When you go to shop for 2021 GMC Sierra 3500 HD tires, consider the size, weight and load capacity of the truck. Premium all terrain light truck tires like the Michelin LTX A/T2 (with 60k mile treadwear warranty), Yokohama Geolandar AT G015 (50k mile warranty) Bridgestone Duravis R500 HD and Goodyear Wrangler All-Terrain Adventure with Kevlar. All terrain tires like these will deliver dependable off-road traction with durability and enhanced load capacity, with road manners, low noise and ride quality that rival the best highway and all season tires.