The Iseki TK25 is a compact utility tractor produced from 1996 to 2001 as part of the TK Series. It features a 1.5L 3-cylinder liquid-cooled Isuzu diesel engine producing 24.7 hp (18.4 kW) at 2500 RPM. The tractor has a 16-speed transmission with four-wheel drive and offers a two-post folding ROPS with an optional cab. It has a wheelbase of 64.6 inches (164 cm), weighs between 2701 and 3031 pounds depending on configuration, and uses standard agricultural tires sized 7-14 front and 9.5-24 rear. The rear PTO operates at 540 RPM with multiple engine RPM settings. Electrical system is 12 volts with a 55 AH battery and negative ground. The tractor hitch rear type is JIS1. Related models in the series include the TK21 and TK29.