1999-2018 GMC Sierra 1500 2 pc Timken Wheel Bearing ... - 2018 gmc sierra wheel bearing
It is important to determine the correct style and material for your application. Hi-Tech Seals standard wiper material is urethane; however, KasPex™ PEEK, nitrile (NBR), hydrogenated nitrile (HNBR), fluorocarbon/Viton™ (FKM), and Hytrel® materials are available upon request. Things that should be considered when selecting the material of your wiper include:
Wiper sealsize Chart
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Wipers are primarily designed to stop contaminants from entering a cylinder on the rod, however, they can also act as a secondary rod seal. If contaminants were allowed to enter the cylinder it could lead to damage of your rod and/or the damage of other sealing components. A properly selected wiper could help reduce the need for unscheduled maintenance and even increase the time between maintenance cycles.