If you want to improve the longevity and response of your RSx4S-Response H.C servos, the KO Propo 35567 Suspension & Aluminum Gear Set is a practical upgrade. The set is made to raise durability and refine gear engagement so your servo performs more consistently during heavy use.
Made from quality aluminum, these gears are precision machined to tolerate the knocks and loads common in racing and bashing. The tighter tolerances reduce play and help the servo deliver repeatable motion over many runs.
The KO Propo 35567 kit is tailored for the RSx4S-Response H.C, making it a straightforward choice for owners of that servo. Whether you are dialing in a race setup or aiming for longer service life, this gear set is a solid hardware upgrade.
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