Dig Conversion Kit: LCXU Transmission> Introduction Reach a new level of performance with your LCXU transmission by adding dig function. This easy to install conversion transforms your Axial vehicle and its standard single speed LCXU transmission into a RC rock crawling machine. A dig unit locks the rear drivetrain while still allowing the front tires to pull the vehicle. Locked in place, the rear tires transform into a pivot point as the front digs in. Carve tight turns, maneuver with