2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax 37" Tires

37" tires are the perfect addition to your GM 2500HD/3500HD to allow your truck to tower over others on the road while effortlessly conquering the toughest trails around. Whether you want to dominate rocky trails or simply want to give your truck the eye-catching stance it deserves, we have exactly what you need! We offer a variety of tread styles, from all-terrain to mud-terrain tires. Equipping your heavy-duty truck with 37" tires is the ideal way to enhance both capability and style. Pair your massive tires with our selection of top tier Lift Kits! GM Duramax Fitments: 2004, 2005 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.