guys and girls let me tell you by starting. i have been in this hobby for about 7 years i have 3 tmaxx's a revo monster buggy severl other trucks including the gen 7,7. i have had this truck about 6 months about 8 tanks of fuel.. have yet to hear it shift. have had it apart about 5 times. even got a new 2 speed clutch still no shift... no to say the clutch bell broke and i asm just tired of the work involved with this truck 3 weels old had the screw's that holds the 2 speed clutch bell came loose and broke called cen they said the same thing... ill hook you up with the new and improved clutch bell 36.00 i beleiev it was.... i have typed repeatedly about the know shift they always say 230 degrees before it shifts come on now..... this is a big piece of crap i have never ever had a issue with traxxas the revo bought used now the failsafe went bad called traxxas anthor in the mail at no charge..... the sppedcontrol and the receiver went bad in my new traxxs emaxx no problem fixed the esc andc sent me anthor reciver thats what i call customer service..... i will not nor will i buy anthor cen product or tell anybody anything about one sucks big time......