Suitable For JMC Trucks, New Generation Transit, Yuhu Kairui N8, New Yusheng, Oil Seal, Rear Crankshaft, 3S7Q-6701 AB

3S7Q 6701 AB
The crankshaft oil seal is a critical sealing component in the engine. Its main functions include:‌Preventing oil leaks, blocking the intrusion of foreign objects, ensuring lubrication and heat dissipation, and isolating the transmission system. If the oil seal ages or is damaged, it may lead to oil leaks, insufficient oil pressure, or even cause engine or transmission failure‌. Regular inspection is recommended, replace promptly if oil seepage is found‌.
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