Hey guys i have a stock mt2 and i keep having problems with my diffs!!!!They are very bad diffs!!!The car has a very nice suspencion it hadles very good the engine is good but not very reliable for some guys!!!I need to buy a new exhaust coz the one that comes with it is not very good!!I dont know if its a durable truck but until now i didnt brake anything exept from the diffs!!!I put some shims but again am having the same problem!!!anyone found the solution!!!i heard hpi solved the problem!!!the mt2 trucks that came after march do not have any problems!!!Mine from the first day the diffs were not at a good mesh!!!