Complete gear differential set the X4. Includes updated composite differential situation and address with pulley. Differential gears are produced from tough composite product, precision-molded composite gears coupled with light aluminum hardcoated outdrives, which create a lighter and super-smooth gear differential. The diff case is made for X4 platform and features small bleeding holes for the M2.5x8mm screws, to lessen the chance of stripping the diff instance when tightening lower the screws. The bleeding holes in addition allow extra oil to empty away. The form from the diff instance was updated for an even more centered back belt place that improves determination & forward traction. The main advantage of the gear diff is that it truly is maintenance-free. Whenever diff is correctly built there's no necessity for maintenance for a long time. It's not necessary to alter oil frequently, and there is no leakage as a result of the nice sealing system. The apparatus diff furthermore increases on-power steering that can easily be needed on most kinds of tracks. Functions ideal for both carpet and asphalt tracks. This differential will not be factory pre-assembled.