Feature:1. Hard Steel Material: 46T spur gear is made of steel. The surface of the gear has been treated with rust prevention. It has strong wear resistance, corrosion resistance, good performance and long service life.2. Efficient Power Transmission System: The more efficient power transmission system provides more stable driving, making the transmission of the middle transmission gear more stable and powerful.3. Improve Car Performance: The 46T spur gear provides good spare parts with improved gear mesh, and the gear provides the axle with overspeed drive, so that your RC car has better performance.4. Precise Machining: Good processing makes the gear rolling smoothly. It has its own fixing screw hole, which is easy to install and operate. The package is equipped with machine screw.5. M1 18T and M1 20T Pinion: The speed depends on your gear ratio. Two kinds of pinions with different number of teeth are provided, giving you more choices in transmission ratio.Specification:Item Type: Remote Control Car Main GearMaterial: SteelColor: BlackWeight: Approx. 76g / 2.7ozNumber of Main Gear Teeth: 46TNumber of Pinion Teeth: 18T, 20T (one for each)Applicable Model: Suitable for Traxxas XO 1, E REVO 2.0 and other Remote Control Car.Package List:1 x Main Gear 2 x Pinion 2 x Machine Screw 3 x Screw