The John Deere SB251103580 is an authentic OEM fuel tank cap designed for a wide range of John Deere agricultural and utility equipment. This genuine cap ensures a tight and secure seal for the fuel tank, preventing leaks and contamination. With a height of 51 mm and a weight of approximately 0.05 kg, it is a direct replacement for the original part number SB25110358, maintaining optimal performance and fitment across numerous John Deere tractor models including the 1023E, 4044R, 5100M, and 9RX series.