The Fendt Favorit 615SL is a farm tractor produced from 1976 to 1979 as part of the Favorit 600 SL Series. It features a turbocharged 6-cylinder MWM TD226-6 diesel engine with 150 hp (111.9 kW) output, a 16-speed transmission with 16 forward and 7 reverse gears, and four-wheel drive. The tractor has a wheelbase of 107.1 inches (272 cm), weighs 13450 lbs (6100 kg), and is equipped with agricultural tires sized 14.9-28 front and 18.4-38 rear. It includes hydraulics with a pump flow of 11.9 gpm (45.0 lpm), a rear lift capacity of 12789 lbs (5801 kg), and a 1000 rpm rear PTO.