This Delrin main gear is supplied as a single replacement for TRAXXAS Revo and Revo 3.3 gearboxes, intended to reinstate consistent spur engagement and predictable drivetrain behaviour for everyday RC use.
The Delrin construction aims to reduce friction and give stable tooth engagement under normal loads, which can help lower noise and deliver a more controlled feel compared with some harder materials.
Fitting is typical for Revo gearboxes: remove the case, replace the factory spur with this gear, adjust mesh and backlash, then refit the cover. Run a brief low-speed check after installation to ensure smooth rotation and correct gear contact.
Service advice: check for damaged teeth before each outing, keep mating gears and bearings clear of debris, and avoid sustained overloads to prolong gear life.
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