Quote:
Originally Posted by sparrow.2
I know it fit directly. The mesh was so bad I thought I'd get the calipers out and found the Arrma diff to be about 1mm smaller in diameter than the ball diff.
On top of that the diff is made of alloy and has fairly narrow teeth so the question is how long the idler will last... One idea was to use the metal idler included with the diff gear but that was smaller than the kit one too...
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LOL i went through 4 small idle gears and yes it is too small and not a direct fit, I hope the TD gear diff is the size of the ball diff and not a plastic copy of the arrma diff that is too small