Motorcycle maker Harley-Davidson completed the sale of MV Agusta, its sport-bike business based in Varese, Italy. The company's announcement didn't include the sale price but its 8-K filing with the Securities and Exchange Commission revealed the company essentially paid MV Agusta's former owners to take it back.

In the filing Harley said it "contributed 20 million Euros to MV as operating capital" that was put in escrow and is available to the buyer over a 12-month period. The buyer is Claudio Castiglioni, who, with his brother...