This 25T aluminium servo horn is a scale replacement for TRAXXAS TRX4 models, sold as model TRX4025TA/3H. It combines a robust machined arm with a housed spring to reduce shock transfer to the servo during rough trail runs, and three mounting positions let you adjust tie-rod geometry for different axle-link setups.
Installation tips: the extra material around the spring makes the horn thicker than stock plastic arms, so fitting in the original servo spot on a TRX-4 may require reversing the support tie rod angle to gain clearance. When installed correctly the front reverse steering gear placement remains unchanged, but verify link alignment before cutting or finalising link lengths.
Included items from the manufacturer are the aluminium horn, stainless steel round head screws, an aluminium collar, and a 3mm metal washer to complete one-arm steering installation.
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