The Massey Ferguson 1643 is a compact utility tractor produced from 2009 to 2013 as part of the 1600 Series. It features an Iseki 2.2L 4-cylinder diesel engine with Tier IV Interim emissions, offering 41.4 hp net power. Transmission options include 8-speed SynchroShuttle, 12-speed PowerShuttle, and hydrostatic with infinite forward and reverse gears. The tractor has four-wheel drive, mechanical rear differential lock, power steering, and wet disc brakes. It offers a flat operator platform with folding ROPS and an optional cab with heat and air-conditioning. Hydraulics are open center with up to 3 valves and 11.6 gpm pump flow. The rear hitch is category I with position control and 2800 lbs lift capacity. PTO options include independent rear and optional mid PTO. Dimensions include a 70.9 inch wheelbase, 122 inch length, and weights ranging from 3384 to 3737 lbs depending on configuration. Tires are available in agricultural, lawn/turf, and industrial types. Attachments include the DL120 front-end loader and CB15 and CB20 backhoes with various digging depths and forces.