What Stub Axles do I need to use?

When choosing an LSD for your car, there are some cases where you would need to use a completely different side flange. This is mostly due to lack of space inside the diff carrier once an LSD is installed. A lot of times vehicles equipped with a VLSD will require a new set of axles or require some modifications to be done. Below is a list of side flange requirements for some of these cars. 

Side Flange Compatibility

E46 and E92 M3 REQUIRES purchase of additional (long side) side flange as well as modification to both flanges for proper installation. 
(x2) BMW OEM Part Number: 33-13-2-229-972
Both need to be shorten to the appropriate length shown below.