While teams in the NASCAR Sprint Cup and Camping World Truck Series will run the same right-side tire at Michigan this weekend, they will run distinct left-side tires . . . in Sprint Cup, this is the same tire set-up teams ran at this track in June . . . this right-side tire code incorporates Goodyear Racing’s multi-zone tread technology, which features two distinct tread compounds ‘ one for endurance and heat resistance on the inboard two inches of the tread and one for traction on the outboard 10 inches . . . as on all NASCAR ovals greater than one mile in length, teams are required to run inner liners in all four tire positions at Michigan . . . air pressure in those inner liners should be 12-25 psi greater than that of the outer tire.
