The John Deere 1845F is an orchard/vineyard tractor built by Goldoni in Italy from 1987 to 1990. It is part of the 45F Series and features a John Deere 2.9L 3-cylinder diesel engine producing 55.2 hp (41.2 kW). The tractor offers two transmission options: an 8-speed synchronized and a 16-speed creeper. It is available in two- or four-wheel drive configurations with mechanical rear differential lock, power steering, and mechanical wet disc brakes. The tractor includes a two-post mid-mount folding ROPS with a quick-mount cab option. Hydraulics are open center type with 2611 psi (180 bar) pressure and multiple valves. The rear hitch is IIN/I type with top-link draft sensing and a rear lift capacity of 3197 lbs (1450 kg). The rear PTO is independent with 540/1000 RPM options. Dimensions include a 72.2 inch (183 cm) wheelbase and various ground clearance and tread options for 2WD and 4WD. Weight ranges from 4057 to 4641 lbs depending on configuration. Tire options vary for low- and high-profile ag tires. Electrical system features a 12-volt battery and 35 amp alternator.