The GPM 40CR Steel Motor Gear is a precision-engineered 16-tooth pinion specified for 32 pitch systems. Its module of 0.8mm and motor tooth diameter of 3.175mm are stated for correct mesh and fit with compatible motors. This part is intended for straightforward replacement or as a durable option when restoring gear geometry in a drivetrain. The material choice and tooth profile focus on consistent engagement and long service life under normal RC operating conditions.