The Massey Ferguson AG642100 is a genuine OEM PIN designed for a wide range of Massey Ferguson agricultural tractor models, including the 135, 148, 165, 168, 175, 178, 185, 188, 230, 240, 250, 265, 275, 285, 290, 298, 340, 350, 355, 360, 365, 375, 390, 390T, 398, 399, 550, 565, 575, 590, 595, 675, 690, 698, 699, 8110, 8120, 8130, 8140, 8150, and 8160. This essential component measures 100mm in length with a 20mm diameter and weighs 0.18 kg, ensuring precise fitment and reliable performance. It replaces several older Massey Ferguson part numbers, providing broad compatibility across many popular models.