MECHANICSBURG, PA. — CBRE has arranged the sale of Silver Spring Square, a 342,600-square-foot, grocery-anchored retail center in Mechanicsburg, eight miles west of Harrisburg. CBRE represented the seller, DDR Corp. The buyer was The Wilder Companies. The sales price was not disclosed. Built in 2007, the shopping center is anchored by a 126,240-square-foot Wegmans supermarket and includes a 139,377-square-foot Target as well as an 87,000-square-foot Kohl’s. Other retail tenants include Best Buy, Ross, Bed Bath & Beyond, Petco, Lane Bryant and Ulta. The property was 98 percent occupied at the time of closing.