How Do You Change a Wheel Seal on a Semi Truck?

Changing the wheel seal on a semi truck is an important part of regular tire maintenance. The wheel seal prevents dirt and moisture from entering the tire and damaging its inner components. Over time, the seal can wear down and need to be replaced. Fortunately, changing the wheel seal on a semi truck is a straightforward process that requires only basic tools and a bit of effort.

To begin, you’ll need to jack up the truck so that both tires are off of the ground. Place jack stands underneath the frame for added safety before beginning any work.

Once you’ve done this, remove both wheels from the truck by loosening the lug nuts with a socket wrench and pulling them off with your hands.

With both wheels removed, inspect them for signs of wear or damage from outside sources. If there are any, replace them immediately; otherwise, you can proceed to replacing the seals themselves. To do this, use a flathead screwdriver to pry off the old seal from its groove in each wheel. Be careful not to damage any other components while doing this.

Once you’ve removed all of the old seals, use an emery cloth or sandpaper to clean out any remaining dirt or debris in each groove before installing new seals. When you’re ready to install new seals, place them carefully into each groove and use a rubber mallet or hammer to tap them in evenly around their circumference.

Finally, reinstall both wheels onto your truck using your socket wrench and lower it back down onto its wheels. Check that all lug nuts are tightened securely before driving away; if they aren’t tight enough, it could cause an accident!

Conclusion:
Changing a wheel seal on a semi truck is an important part of regular tire maintenance that requires only basic tools and some effort. It involves jacking up your truck so that both tires are off of the ground, removing both wheels from it, inspecting them for signs of wear or damage before replacing any old seals with new ones and finally reinstalling both wheels onto your truck before driving away after ensuring all lug nuts are tightened securely.

Photo of author

Karen Watkins