The Serpent 401912 Belt 30S3M348 is a dedicated replacement for the Medius X20 range, developed to cut internal friction and preserve steady power delivery. It helps keep throttle inputs predictable across varying track conditions.
Produced from resilient materials, this belt retains tension and resists wear under competitive use. It is compatible with the Medius X20 MID 1/10 EP models (SER400033, SER400034) for direct replacement.
Fitting the Serpent 401912 Belt can reduce drivetrain losses and refine the car's on-track feel, making it a useful item for racers seeking dependable performance gains.
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