Genuine OEM Volkswagen Socket Head Bolt, part number N10559901. This bolt is designed to fasten engine and transmission components, offering a strong and reliable connection due to its recessed head design. It is used in various assemblies within the powertrain. Made from high-strength steel, it ensures durability and secure fastening. Genuine OEM bolts are manufactured to exact specifications for proper torque and load bearing, critical for powertrain integrity.