This is the GPM Racing Black Aluminum 25T Steering Servo Horn for use with the Traxxas Maxx 4S with the stock 8090 servo ONLY. Made of 6061 T6 aluminum, this is a must-have replacement for the weak factory plastic horn. This upgraded arm is a great way to improve durability.
These are a replacement for Traxxas part 8947 and 8947X servo arms
Includes
Aluminum Servo Horn – 1pc
Stainless Steel Cap Head Screw 3×12 – 1pc
Stainless Steel Round Head Screw 3×14 – 1pc














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