Harvester and tractor maker Claas managed to reverse a two year slide in sales revenues in its financial year ending September 30, 2011 by hitting a new record and boosting profit margin.

Group sales, which include approximately 6% contributed by the components division and the production engineering arm serving the automotive and aircraft manufacturing industries, amounted to the equivalent of $4.2 billion at current exchange rates.

“This represents a rise of 33.5% on the previous…