Best Tires for 1987-1991 GMC R1500 Suburban

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Finding the right tires for your 1987-1991 GMC R1500 Suburban starts here. This full-size, body-on-frame hauler demands tires that can handle heavy loads, long highway miles, and occasional off-road excursions with equal confidence. Our carefully selected fitments include all-season highway tires, all-terrain (A/T) options for light trail use, and mud-terrain (M/T) choices for more demanding terrain. Because the R1500 Suburban was offered in multiple trim levels and configurations, OEM tire sizes varied across the production run — our fitment tool ensures you get the exact size for your truck. Every order ships free, and our fitment guarantee means you can shop with complete confidence.