Feature:1. Motor Model: This is an excellent electric motor gear box for children's cars motor model is 24V 555 18000RPM2. Metal Middle Gear: The middle gear is made of metal, which is more sturdy and durable, and has long service life3. Low Noise an Wear Resistant: Kids electric car gear box will produce considerably lower noise and be more wear resistant4. Replacement Part: Children electric car gear box will be a great replacement for your damaged or old gear box parts5. Excellent Workmanship: Fine workmanship makes the gear box not easy to damage, and greatly extend the service lifeSpecification:Item Type: Gear boxMaterial:Plastic,Copper,SteelColor: As Pictures ShownWeight: Approx. 965g / 34.0ozProduct Size: Approx. 106x205mm / 4.1x8.1inHole Diameter: Approx. 1cm / 0.4inMotor Model: 24V 555 18000RPMApplication: Applicable to Children's Electric ToysPackage List:1 x Gear boxNote:1. Please allow 1‑3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.