Goodyear is proud to announce that for the months of September 2018 and February 2019, our D2704 dry tire and D2703 rain tire can be purchased buy 3 get 1 free. Go to https://www.racegoodyear.com/tires/fsae.html for more information about Goodyear tires. If you have any questions or would like to purchase tires, please contact your regionís Goodyear distributor which can be found here: http://www.racegoodyear.com/distributors.html. If you are located outside the United States or Canada, please contact Jay Chapman at jaychapman@goodyear.com.