Richardson's RV Center 27590 Jefferson Ave, Temecula, CA92590 Richardson's RV Center has locations in Riverside, Menifee and Temecula. This particular center is located on Jefferson…More Avenue, behind the Vail Ranch Steakhouse. It offers RVs, tow hitches, 5th wheels, toy boxes and travel trailers for sale. Financing is available through an outside lender. Richardson's big-name inventory includes Jayco, Lance, Dutchmen, Eclipse, Open Range, Salem, Shockwave and Dynamax.