REQUIRES: Nitro 3

Six "O" Rings (blue)

designed for reliable low speed and more torque

Keeps reverse operation smooth and dependable

Tekno RC TKR9452 Differential Ring Gear (40t, F/R CNC ET/NT48 2.0 Use wTKR9453) XR10 Parts REQUIRES: Nitro 3Tekno RC TKR9452 Differential Ring Gear (40t, F R CNC ET NT48 2. 0 Use With TKR9453) Vehicle Compatibility: TKR9452 Differential Ring Gear (40t, F R, CNC, ET NT48 2. 0, use with TKR9453) is included with the ET48 2. 0 kit and can be used as a replacement part for that vehicle. This item is not directly compatible with other vehicles as it could have different geometry or require additional parts. Please use the instruction manual from the kit(s)