When to replace wheel bearings on Mercedes E class?
Once the lubricant in these bearings wear out (commonly due to high mileage), they can start squeaking or making grinding noises. If your E-Class’ wheels are showing these symptoms, inspect and replace the bearings as soon as possible by following the steps below. Figure 1. Worn wheel hub bearing from a w211 E-Class.
Where is the wheel hub on a Mercedes Benz?
This article applies to the Mercedes-Benz E-Class w211 and w212 (2002-Present). If you’ve never replaced or fixed a wheel hub bearing yourself, then chances are you’ve never seen one. The wheel hub bearing is buried deep inside the wheel assembly of your Mercedes-Benz, and it plays a big role in handling as well as overall safety.
How do you remove a wheel hub bearing?
Use rubber mallet to loosen the rotor. Use the flat head screwdriver to pry off the grease cap. You may need to tap the screwdriver with a hammer for added leverage. Once the grease cap is off, you will see the center nut that holds the bearing in place. Use a small 5mm Allen wrench to loosen the nut, and then remove it by hand.
Why do wheel bearings spin at high RPM?
Bearings are designed to let specific parts spin or rotate freely, so they endure massive amounts of friction and produce a lot of heat. Bearings rely on internal sealed beads to remain balanced and spin at high RPM.
How to replace wheel hub bearing on Mercedes E-class?
Worn wheel hub bearing from a w211 E-Class. Before you can access the wheel bearings, use a floor jack and and jack stands to lift the rear or front end. Loosen the lug nuts prior to lifting, and remove them entirely once the vehicle is lifted. Then, remove the wheel and set it side. Figure 2. Always support the vehicle with jack stands. Figure 3.
This article applies to the Mercedes-Benz E-Class w211 and w212 (2002-Present). If you’ve never replaced or fixed a wheel hub bearing yourself, then chances are you’ve never seen one. The wheel hub bearing is buried deep inside the wheel assembly of your Mercedes-Benz, and it plays a big role in handling as well as overall safety.
Bearings are designed to let specific parts spin or rotate freely, so they endure massive amounts of friction and produce a lot of heat. Bearings rely on internal sealed beads to remain balanced and spin at high RPM.