Originally Posted by
RC*PHREAK
either pull the pinoin off or back the motor way off so that the pinion isn't meshing with the spur gear. then spin the tires. does it free wheel? if it doesn't, then you have excessive drive train drag which could be caused by a blown bearing or improper shimming of diffs.
It's been like that since day 1 I got it (used) and rebuilt it.