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View compareFrequently Asked Questions
- Q: What is the size of the ARRMA Pinion Gear? A: The ARRMA Pinion Gear measures four point zero two inches in length, two point six inches in width, and zero point eight inches in height.
- Q: What material is the ARRMA Pinion Gear made of? A: The ARRMA Pinion Gear is made of strong and durable steel, ensuring long-lasting performance under extreme RC conditions.
- Q: What is the model number of the ARRMA Pinion Gear? A: The model number is ARA311121, which identifies this specific pinion gear.
- Q: How do I install the ARRMA Pinion Gear? A: To install the ARRMA Pinion Gear, align it with the motor shaft's 'D' shaped hole and secure it with the included set screw.
- Q: Is the ARRMA Pinion Gear compatible with all RC vehicles? A: No, the ARRMA Pinion Gear is specifically designed to fit motor shafts with an eight millimeter diameter and may not suit all RC vehicles.
- Q: What is the purpose of the set screw included with the ARRMA Pinion Gear? A: The set screw is used to secure the pinion gear onto the motor shaft to prevent it from slipping during operation.
- Q: How should I clean the ARRMA Pinion Gear? A: To clean the ARRMA Pinion Gear, use a dry cloth to remove dust and debris. Avoid using water or cleaning solutions that can damage the material.
- Q: Can the ARRMA Pinion Gear rust or corrode? A: Yes, if exposed to moisture, the steel material can rust. It’s best to keep it dry and store it in a cool, dry place.
- Q: What should I do if the ARRMA Pinion Gear arrives damaged? A: If the ARRMA Pinion Gear arrives damaged, contact customer support for assistance with returns or exchanges.
- Q: Does the ARRMA Pinion Gear come with a warranty? A: Yes, the ARRMA Pinion Gear typically comes with a manufacturer's warranty, covering defects in materials and workmanship.
- Q: Is the ARRMA Pinion Gear suitable for beginners? A: Yes, the ARRMA Pinion Gear is suitable for beginners, but basic knowledge of RC components and installation is recommended.
- Q: How does the ARRMA Pinion Gear compare to other pinion gears? A: The ARRMA Pinion Gear features a precision manufactured wide tooth profile, providing smoother operation compared to standard pinion gears.
- Q: What type of RC motors can the ARRMA Pinion Gear be used with? A: The ARRMA Pinion Gear is best suited for RC motors with an eight millimeter shaft diameter and is compatible with safe-D8 motor systems.
- Q: How do I ensure the longevity of the ARRMA Pinion Gear? A: To ensure longevity, regularly check the gear for wear and tear, and tighten the set screw as needed to maintain secure attachment.
- Q: What is included with the ARRMA Pinion Gear purchase? A: The purchase includes one thirty-three tooth Mod1 Safe-D8 pinion gear, one M4 by four millimeter set screw, and one six millimeter E-clip.

