The TA08 Lightweight Ball Differential Set (37T) is a premium hop-up option specifically designed for the TA08 PRO chassis. This differential features a limited slip effect, enhancing stability by promoting traction under various conditions, especially low-grip tracks. It is an excellent addition for those looking to optimize their vehicle's performance in challenging driving environments. While this differential excels in low-grip situations, it is advisable to use the oil-filled gear diff unit when racing on high-grip tracks for optimal performance.