Traxxas slash brushless setup

[Jason]

Hi, guys I cleaned out my tranny and diff from my slash now I need to know which diff fluid the best for bashing ? I dont do track or racing.. and my diff was sealed..

the stuffs I own on my hands was :

team associated 50k diff fluid.
team associated 100k diff fluid.

and this :

http://www3.towerhobbies.com/cgi-bin...?&I=LXNXJ0&P=7