PREMIUM PERFORMANCE WITH ARRMA ENGINEERING Introducing the Arrma ARA310990 Active GP4 5mm Assembled Differential Set, designed as a pre-assembled replacement unit for your vehicle, simplifying maintenance and service. LIMITED SLIP SPIRAL CUT DIFF SET This Front or Rear Limited Slip Differential features a factory-assembled unit specifically crafted for your ARRMA vehicle, enhancing overall performance. ENGINEERED FOR DURABILITY AND EFFICIENCY The differential is filled with 10K cSt silicone oil for quick servicing. It boasts tough steel internal gears and stainless steel limited slip differential plates, ensuring long-lasting durability across various conditions. INTEGRATED DESIGN FOR MAXIMUM STRENGTH Featuring a strong composite diff case with an integrated steel insert, along with a 43T GP4 spiral cut steel main gear to withstand extreme loads, this unit is built to last. The inclusion of metal cross shafts enhances efficiency. COMPLETE KIT FOR IMMEDIATE INSTALLATION Included in this set is a factory assembled limited slip differential, 29mm diff case, GP4 43T spiral cut gear, and 10K cSt silicone oil, providing everything you need for a seamless installment. COMPATIBILITY NOTES FOR OPTIMAL PERFORMANCE This differential can be utilized in conjunction with part number #ARA310979, ensuring that you have the right components for your setup. Experience the precision and reliability that the Arrma GP4 5mm Assembled Differential offers, ensuring that your vehicles perform at their best in every challenging environment.