The Zetor 9540 is a 93 hp (69.4 kW) farm tractor produced from 1991 to 1999 as part of the 3 Series range. It features a turbocharged 4.2L 4-cylinder diesel engine, 18-speed synchromesh transmission with a three-speed torque multiplier, and four-wheel drive. The tractor includes power steering, hydraulic wet disc brakes, and a standard cab with heater. Hydraulics are open type with 2682 psi pressure and 3 valves. The rear hitch is category II with 8,598 lbs lift capacity, and an optional front hitch is available. PTO is independent with 540/1000 rpm options. Dimensions include a 93.5 inch wheelbase, 153.5 inch length, and weight of 8,426 lbs. Tires vary with agricultural front and rear sizes. Electrical system uses a 12 volt alternator charging at 55 amps.