Differential Fails

For your viewing pleasure, here are a small portion of the differential fails which Diff Lab has seen and repaired. Please enjoy.

 

Just keep hitting the old lock plate until it stays in. Bash the nut and pinion a bit too:

BMW lock plate fail

No need to use a new crush sleeve. Just shim the old one:

Just shim the crush sleeve

Broken BMW E70 X5 carrier:

Blown BMW Differential

Blown BMW Differential

Blown BMW Differential

 Blown BMW Differential

Various Smashed BMW 188mm Gears:

 Blown BMW Differential

Blown BMW Differential

Blown BMW Differential

Blown BMW Diff

What happens when you don't change the oil:

Blown BMW Differential

Blown BMW Differential

 

Blown F-series M Pinion Flange Bearing:

Blown BMW Differential F-series M4

Blown BMW Differential F-series M4

When bearing races are left far too long:

Blown BMW Differential

It is possible for the inner race to spin on the LSD:

Blown BMW Differential

This outer race was turning in the case (inadequate pre-load):

Blown BMW Differential

This person is a whiz with their die grinder, and managed to score a bunch of teeth with it:

Blown BMW Differential Die Grinder Mishap

Blown BMW Differential Die Grinder Mishap

Little bits of helical LSD:

Blown BMW Differential Little Bits of Helical LSD

Terrible sticky oil:

Bad BMW Diff Oil

Bad BMW Diff Oil

Bad BMW Diff Oil

Bad BMW Diff Oil

Bad BMW Diff Oil

No oil changes, seized pinion bearings, melted out with oxy-acetylene: 

Seized BMW M3 diff bearing

Seized BMW M3 E46 LSD