Mini Spyder MT 19T Pinion Gear - SER440142 Serpent  [SER440142]

Replacement 19T pinion for Mini Spyder MT

This is an RC-scale pinion intended as a direct replacement or spare for the Serpent Mini Spyder MT platform. The part matches the 19T designation in the product name and serves the drivetrain role typical of a pinion gear on small monster truck models.

Use this pinion when replacing a worn gear or when adjusting overall gear ratio as part of tuning. Installation generally follows the model's standard motor and motor-mount procedure, aligning the pinion with the spur gear and securing it according to the chassis' fastening method.

Routine checks for mesh alignment and wear help maintain efficient power transfer. This component is meant strictly for RC applications and supports drivetrain maintenance, repair, and tuning on compatible Mini Spyder models.