RV Dealer, RV Supply Store, RV Repair Shop I-29 RV Supercenter is an RV dealer, supply store, & repair shop located in Tea, South Dakota. We know the kind of freedom and adventure you are looking for, so we are proud to carry a large selection of new and pre-owned RVs. Our friendly and experienced sales, financing, service, parts, and RV supply store departments are ready to offer outstanding service at every point, from assisting while you're making your choice to ongoing maintenance and cust