The Kramp 4230193N rear crankshaft oil seal is a high-quality replacement component designed to prevent oil leakage from the engine's crankshaft. Manufactured from durable NBR (Nitrile Butadiene Rubber), this seal ensures reliable performance and a tight fit. With an inner diameter of 100 mm, an outer diameter of 125 mm, and a thickness of 12 mm, it is engineered to meet OEM specifications. This critical engine part helps maintain optimal engine lubrication and prevents contamination, extending the lifespan of your agricultural and construction equipment. It is an equivalent to several OEM part numbers from brands like Case IH, New Holland, Perkins, Massey Ferguson, and Valtra, fitting various models including Case IH JX series, New Holland TD/TL-A series, Massey Ferguson 5400 series, and Valtra A series.