Item Type: RC Car Differential Gear Set_x000D_Material: Nylon + powder metallurgy + steel_x000D_Number of Teeth: 30T 10T_x000D_Bearing Size: Approx. 13x8x3. 5mm/0. 51x0. 31x0. 14in_x000D_Bearing to Bearing Distance: Approx. 23mm/0. 91in_x000D_Differential Size: Approx. 42x30mm/1. 65x1. 18in_x000D_Drive Gear Size: Approx. 22x12mm/0. 87x0. 47in_x000D__x000D_Fitment:_x000D_Fits for SCY 16101 16102 16103 16201 1/16 RC Car 1Applicable Model: The RC car differential gear set is applicable for SCY 16101 16102 16103 16201 1/16 RC Car, please check before ordering. 2High Performance: Effectively improve the performance of your RC car, prevent gear misalignment and sweeping teeth, ensure smooth driving of your RC car. 3Function: Provides efficient power transmission system that can be used to change speed to provide a smoother ride, lower rotate speed and higher torque. 4Exquisite Workmanship: Manufactured with precise shapes and dimensions, provides a balanced ride that maximizes the deceleration performance of RC vehicles. 5Easy Installation: Easy installation and disassembly, you can directly replace the original plastic parts or damaged parts to obtain higher strength.