The 2015 Toyota Tundra is available in six editions, and the tire size specifications for the SR and SR5 editions are P275/70R18. For the limited edition, the standard tire size specifications are P275/55R20. The tire size specifications for the 2015 Toyota Tundra TRD Pro edition are P275/65R18.
The Platinum edition and the 1794 edition of the 2015 Toyota Tundra come with Bridgestone/Dunlop tires with specifications of P275/55R20. All editions of the Toyota Tundra comes with four all-season tires and a full-size matching spare tire. Each tire has a radial construction, meaning that the layers on the tire run across the surface.