Originally Posted by mister_g

Here is a start - these are the most commonly broken parts i see during racing.

Front knuckles
Rear hubs - don't waste time with plastic get alloy ones.
steering top plate - don't waste time with plastic get an alloy one.
Front arms.
Front hinge pins and bushes
Front hinge pin holders (front and back)

Carrying those parts most of us have been able to make the next heat.

Cheers Matt.