Crankshaft Rear Housing Gasket 3681T018, 4223587M1 Perkins

The Crankshaft Rear Housing Gasket 3681T018 / 4223587M1 Perkins is a genuine AGCO sealing component designed for Perkins 1000 Series and 4.236 Series diesel engines. Installed between the rear crankshaft housing and the engine cylinder block, this gasket plays a critical role in preventing engine oil leakage and maintaining sealing integrity around the rear crankshaft area. Engineered for demanding agricultural and industrial applications, the gasket is manufactured from durable high-quality sealing material resistant to heat, oil exposure, vibration, and pressure fluctuations. Its precision OEM design ensures accurate fitment and reliable sealing performance during engine operation and overhaul procedures. Commonly referred to as a rear housing gasket or rear end oil seal housing gasket, this component helps protect the rear crankshaft assembly while supporting long-term engine reliability and proper lubrication system performance. It is widely used during rear seal replacement, engine rebuilds, and maintenance operations requiring removal of the crankshaft rear housing.