AutoNation Inc. says its net income rose by nearly one-third in the second quarter as sales of new and used cars and trucks recovered.

Results at the world's largest chain of auto dealers surpassed Wall Street expectations

AutoNation says it earned $47.2 million, or 29 cents per share, during the three months ended June 30. That's up from $36.7 million, or 21 cents per share, in the same quarter last year.

Excluding one-time charges, the company says it made 38 cents per share and generated $3.11 billion in revenue.

Analysts surveyed by Thomson Reuters expected 36 cents per share on $3.06 billion in revenue.