The New Holland 5802239738 is an authentic OEM valve stem seal designed for specific New Holland T6 series tractors and other machinery equipped with 6-cylinder 4B engines. This critical component prevents oil leakage past the valve guides, maintaining proper lubrication and combustion efficiency. Manufactured to precise specifications, it ensures a tight seal, reduces oil consumption, and helps sustain engine longevity and performance. Ideal for maintenance and repair, this genuine part guarantees compatibility and reliability for your agricultural equipment.