Durable 5644 18-tooth pinion gear with 0.8 metric pitch, designed specifically for Traxxas RC vehicles to provide precise drivetrain engagement and smooth power transfer. Made from high-strength, wear-resistant materials, this gear ensures reliable performance, reduces wear, and delivers long-lasting durability under demanding off-road or racing conditions. Ideal for replacements, repairs, or upgrades, it helps maintain optimal drivetrain efficiency and enhances overall vehicle performance.