The DEUTZ-FAHR 4129152 is a genuine OEM belt tensioner designed for optimal performance and durability in various agricultural machinery. This essential component ensures proper tension of the engine belts, preventing slippage and extending belt life. Compatible with a wide range of DEUTZ-FAHR Agrotron, SAME Iron, and Lamborghini R6 series tractors, it maintains efficient power transmission and reduces wear on associated engine components. Weighing 0.88 kg with dimensions of 175 mm length, 110 mm width, and 100 mm height, this tensioner is a direct replacement for the original part.