This is an RC-scale spur gear designed for the Mugen Seiki MTX-4 chassis, supplied by 3Racing as part number MTX4-0854/V3. The gear uses Delrin material to reduce mesh friction and maintain consistent engagement with a 0.8 pitch pinion.
Use this part when replacing a worn spur on MTX-4 race cars or when tuning drivetrain efficiency for smoother throttle response. Delrin offers low friction against common pinion materials, which can help reduce drivetrain drag in both on-track practice and club racing sessions.
Installation notes: verify correct pinion-to-spur mesh, inspect wave or flat washers and bearing play in the gearbox, and re-check gear mesh under load before running. This part is intended strictly for RC vehicles and RC-scale drivetrains.
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