Complete gear differential set the X4. Includes updated composite differential situation and target with pulley. Differential gears are produced from tough composite product, precision-molded composite gears alongside light aluminum hardcoated outdrives, which create a lighter and super-smooth gear differential. The diff situation is good for X4 platform and features small bleeding holes the M2.5x8mm screws, to attenuate the chance of stripping the diff instance whenever tightening paid down the screws. The bleeding holes additionally permit extra oil to empty away. The form through the diff instance was indeed updated for an even more focused back gear location that improves determination & ahead traction. The main benefit of these devices diff would it be is actually maintenance-free. Whenever diff is properly built you don't have for maintenance for a while. You don't have to change oil usually, and there isn't any leakage because of the good sealing system. The merchandise diff moreover increases on-power steering which will effectively be required of all types of tracks. Functions perfect for both carpeting and asphalt tracks. This differential won't ever be factory pre-assembled.