The MANN-FILTER WK8173 is a high-quality aftermarket fuel filter designed to ensure optimal fuel system performance and engine protection. This filter is a direct replacement for John Deere part number RE544394 and is compatible with a wide range of John Deere agricultural machinery, including 6R, 7R, 8R, 9R series tractors and S-series combines. It features a height of 140 mm, an outer diameter of 80 mm, and an M16x1.5 thread, providing efficient filtration and preventing contaminants from reaching critical engine components.