hey there everyone.hopefully someone can help me!can anyone tell me the weekest part on the cup racer........thats right(hahaha)the front gear hub(part #85281 #10)im only running a 21t venom motor on a race track,and everytime i take it out the three little nipples break off!!!!is there an aftermarket pce to replace the week one or am i stuck with two wheel drive... i love my cr but this front gear hub is a pce of crap ,the rear spur gear hub is made of metal so why not the front one???anyways enuff bitching,let me no if theres anything out there thanx