Friday, October 14, 2011

Rear axle removal

Now that the springs and shocks are out, the rear axle itself can be tackled.


Aside from the mount holding the rear axle itself, the last piece needing removal is the cross strut that connects on the passenger side.


It takes a bit of effort, but the bolts holding the strut on come out.


Baggie time!

Now the rear axle is held on solely by the mount that is attached inside the trunk compartment.

First task is to remove the two small screws holding this protective plate in place.

The nut itself has a locking plate that needs to be bent back down, to allow the nut to spin.


After a few whacks on a flathead screwdriver with a hammer, the locking plate is bent down sufficiently. At least, I think it is. Later on, helpful neighbor Ernie beats on this plate a bit more as we're working on the last bit.

Next up is to fashion a brace for the rear axle, to prevent it from moving around too much, or too far, in bad ways, which can damage the u-joint within. I opt for a simple solution - a 2x4 and zip ties!

I saw several small pieces off the extra portion of the 2x4 to build up the ends, so the brace will fit beneath the main body of the axle and the ends are high enough to support the axle arms.


While trying to strap the brace onto the axle, I find the small black zipties I'd purchased just weren't going to do the job, so another run to the store for some far beefier ties.


Three on each side seem to do the trick nicely.

At this point, I hit a stopping point, as I have trouble loosening the large nut within the trunk compartment. This is a two-man job, one to work on the nut and one to hold the axle steady, pushing or pulling on one end in the opposite direction.

Fortunately, my neighbor Ernie was able to help on this front - after beating on the locking plate a bit more (which I don't know if it helped or not), he went to town on the nut while I grabbed one end of the axle and pulled, and pow the nut finally released!

We had positioned a floor jack beneath the center of the axle body ahead of time to prevent the axle from dropping via gravity. After letting the jack down, it took a bit of wiggling to get the axle mount to drop out of the body, but in time, the axle was free and clear.


The axle will need some TLC - the differential is out of alignment, I know that for sure, and the whole assembly is just filthy nasty. Plus, the rubber boot on the passenger side gave way just after the car was brought out to Colorado, so I think I'll be taking the whole axle apart (or at least, most of it) and giving it a good rehab while the body is out getting its own attention.


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