How to replace a drive shaft u-joint?

How to replace a drive shaft u-joint?

I am having a hard time finding the part numbers..any help or tips to replacing…are they called jack shaft U-joints? 1999 E320 4Matic wagon..thanks Bill the wagon has 184k miles..replace whole shaft? Just u-Joints? Register for the EPC (link in the stickies, it’s free) and then you can plug in your VIN and look up parts until your eyes cross.

How to change front axle U-joints in Dodge?

If there is play in the U-joint, replacement is required. Loosen the lug nuts on the front wheels of your Dodge with a lug wrench. Raise the truck using a jack and support the front end on a set of jack stands. Remove the tires and wheels, setting them aside for now.

Which is the U-joint at the center of the car?

Vehicles with 3-joint driveshafts may also see a “Center” u-joint offered. If front, rear, or center is not specified, then both ends of the driveshaft take the same size u-joint (this is so in most cases).

What’s the difference between U-joint straps and U-bolts?

U-joint straps are a style of bracket used to secure a cross piece to a driveshaft yoke. They fit around the bearing caps, and bolt onto the yoke piece. Straps are different from U-bolts, but serve a similar function.

What’s the best way to replace a U-joint?

There are two accepted ways to replace U-joints: with a hammer and with a specialized tool. You can see the rust on this U-joint, which caused joint failure. This occurs when the joints are lubricated regularly. Source | Mike Aguilar

What happens when you replace a universal joint in a car?

A universal joint (U-joint) is a component in cars that connects the driveshaft to the suspension. A worn-out U-joint causes rattling, knocking, and vibrations as you drive. If you’ve noticed these signs, it may be time to replace the U-joint. This is a process with a lot of steps, so be prepared for a few hours of work.

What should I do if my universal joint is failing?

Replacement of the universal joint by a professional mechanic is certainly in order at this point to prevent further damage. Your mechanic should, when possible, select quality replacement u-joints with a grease fitting, allowing for long-term preventative maintenance, and enabling extended life of the u-joint bearings.

What causes the U-joint of a drive shaft to squeak?

Since the bearing portion of each universal joint twists a small amount with each rotation of the driveshaft (but always in the same location) the grease can evaporate, or be thrown out of the bearing cup. The bearing becomes dry, metal-to-metal contact is made, and the u-joint bearings will squeak as the drive shaft rotates.