ok cool thank you for the information. i am going to replace the clutch shoes and springs for sure[link=http://cgi.ebay.com/HPI-Teflon-Clutch-Shoe-Spring-Set-87028-for-Nitro-RS4_W0QQitemZ300284069737QQihZ020QQcategoryZ44028Q QrdZ1QQcmdZViewItemQQ_trksidZp1713.m153.l1262]with these[/link]. i was mostly worried about the drivetrain being engaged when the truck was pushed. that made me think that my mesh was far too tight.