XB4 solid axle – slipper eliminator is wonderful for stock system battle since it lets you reduce maximum rotation mass and removes slipper impact. Really actually allows you to increase acceleration additionally reduce fat of drivetrain. The XB4 solid axle – slipper eliminator set contains lightweight shaft with easy and quick modification outdrive system. Set includes 72 spur gear that will be an excellent match for stock program. Choice 69 spur gear may be had for fine gearing modification.