This SWORKz factory replacement idler gear is machined from POM (polyoxymethylene) and features 26 teeth, designed for use in the S12-3 2WD buggy drivetrain. POM is a self-lubricating engineering plastic known for its durability and low friction, making it a common choice for internal gearbox components. Drop-in replacement for the original idler gear position in the gearbox assembly. Features: 26-tooth idler gear POM polyoxymethylene construction Self-lubricating material Fits S12-3 2WD buggy gearbox 7/7/26 cs