
wiper oil seal. If you notice any signs of oil leakage, such as oil spots or a strong smell of oil inside the vehicle, it is important to have the wiper oil seal checked and replaced if necessary.
Shaft oil seals typically consist of a flexible sealing lip made from elastomeric materials such as rubber, polyurethane, or silicone, encased in a sturdy outer shell. The sealing lip makes contact with the rotating shaft, creating a barrier that effectively retains lubricants while blocking unwanted particles. The design may include additional features such as garter springs to maintain contact with the shaft and improve sealing effectiveness over time.