Is this an upgraded Traxxas Diff for Maxxes and Revos?

[JERRY2KONE]

Originally Posted by BrianG

Well, the aluminum cups do flex less so they should save the spider gears. Shimming the ring/pinion perfectly can help those. Other than that, the best thing to use is probably Mike's 8th scale Revo diffs. Or, just use lots and lots of punch control.

Just checking. Did you mean to say (DONT FLEX). I know aluminum is a soft metal, but flex in a diff cup is hard to believe.