We manufacture and sell high quality tires for passenger, SUV, light truck, truck, bus, and high performance vehicles through our distributors, independent dealers, and retailers in North America. Product Information or Sales Inquiry GITI Tire (USA) Ltd. 10404 Sixth Street Rancho Cucamonga, CA. 91730-5831 Toll Free number: 1-866-488-4737 (866 GT TIRES) Main telephone number: 909-980-0968 Main fax number: 909-476-4028 Email: Technical (techservice@us.giti.com ) Marketing (marketing@us.giti.com ) Sales (sales@us.giti.com)