Martinsville Tire Notes

Teams in both the NASCAR series will run the same tire codes at Martinsville this weekend, however the Sprint Cup tires will be branded "Goodyear Eagle," while the Camping World Truck tires will be branded "Goodyear Wrangler" . . . this left-side code (D-4108) is the same one run by these teams at Martinsville last season . . . this right-side code (D-4230) is brand new to the Goodyear tire lineup . . . this right-side features a slight compound change compared to last year to offer cars more grip . . . while this left-side is unique to Martinsville, this right-side will also be run on all four tire positions on Sprint Cup road courses this season . . . as on most NASCAR ovals one mile or less n length, teams will not run inner liners in their tires at Martinsville. The estimated pit window is every 125-135 laps, based on fuel mileage. Goodyear PR