The APV3203 is an aftermarket belt tensioner designed for various agricultural and industrial applications. This V-ribbed belt tensioner is a direct replacement for OEM part numbers such as Deutz 01183669 and 04290539. It features an outer diameter of 70 mm and a width of 26 mm, weighing 0.58 kg. This tensioner is compatible with Deutz BF4M1013 and BF6M1013 series engines, as well as Fendt 900 Vario series tractors including models 916, 920, 924, 926, and 930. It ensures proper belt alignment and tension, critical for the longevity and efficient operation of the engine's accessory drive system.