Final Drive Disassembly

Final Drive Disassembly

Final Drive missing a spring

Final Drive missing a spring

Final Drive (missing a spring). Splines aren't that bad though.Copyright: © Josh Withers

Final Drive brake shoes removed

Final Drive brake shoes removed

Final Drive brake shoes removedCopyright: © Josh Withers

The next step is holding the drive gear in place, flattening this washer down, and removing this nut with a good impact gun. Copyright: © Josh Withers

Nut offCopyright: © Josh Withers

BMW tool used to remove the threaded ring inside this shaft area

Threaded Ring removed with seal inside.

Note the way this washer is inserted/shouldered

Notice the shoulder on this washer

removing that large washer

Bearing inside the threaded ring

Seal Removal from the threaded ring28x55x9 part number 33 12 1 231 542

Removal of the M8 nuts with a 13mm socket

Removal of the M8 nuts with a 13mm socket

I'm pretty sure this was a M5 screw I had lying around. Ignore the red locktite looking stuff at the tip. These screws are needed to push the cover off the housing.

Empty final drive

Final drive parts

Notice the shim/washer. Also take note of that small pin in the casting just above the gear. That pin needs to be removed to remove the needle bearing nested inside the housing.

There is that same shim

Press out the axle bushing/tube

Press out the differential / crown gear

Notice the giant shim/washer

Press out the seal from the cover plate.

Press out the seal from the cover plate. 65X85X10 part number 33 12 1 233 528

This housing was put in the oven at 350 degrees for about 20 minutes

The bearings practically fell out of the housing when picking it up out of the oven.

Removed gear and bearings - HOT TO TOUCH!!!

HOT final drive housing

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