The Claas Arion 540 is a row-crop tractor produced from 2007 to 2017 as part of the Arion 500 Series. It features a John Deere 4.5L 4-cylinder turbocharged intercooled diesel engine producing 135 hp (100.7 kW). The tractor has a 24-speed Hexashift partial power shift transmission with power shuttle, four-wheel drive, and power steering. It offers an open center hydraulic system with optional load sensing and a rear PTO with multiple speed options. The Arion 540 is equipped with pneumatic trailer brakes (optional) and a cab with air-conditioning. Dimensions include a 100.8 inch wheelbase, 192.5 inch length, and 116.6 inch height. Operating weight is 12060 lbs (5470 kg) with a max capacity of 19400 lbs (8799 kg).