Best RC Engine Gaskets & O-Rings of 2026

The MOSHNOLY Arrma Gearbox Gasket is designed for easy installation, letting you simply peel off the backing and stick it onto your Arrma RC vehicle’s gearbox without any glue or tools. This saves you time and effort. Made from high-quality rubber, it provides a durable and flexible seal that resists wear and deformation, ensuring long-lasting protection. The gasket also creates a tight seal around the gearbox, keeping out dirt, sand, and water that could damage your gears and bearings. It fits a wide range of Arrma models, so you can rely on it for a secure, dependable seal to keep your RC running smoothly.

The Iwata Air Valve O-Ring is designed to fit all Iwata High Performance Plus airbrush models, ensuring a perfect match for your equipment. It also works with Iwata Hi-Line CH and Revolution M1 and M2 models, giving you flexibility if you own different airbrush types. This o-ring serves as the air valve piston packing, which helps maintain a tight seal and smooth operation, preventing air leaks and improving performance. Being a genuine Iwata replacement part, you can trust its quality and durability, making it a reliable choice for maintaining your airbrush’s efficiency.

The Traxxas Gasket for TRX 3.3 is an essential component for maintaining the performance of your RC engines. Using genuine Traxxas parts ensures that you get the best out of your RTR vehicles. Crafted from high-quality materials, this gasket is built to last, giving you peace of mind during your racing adventures. It's specifically designed for the Traxxas TRX 3.3, making it easy to find the right fit by consulting your user manual. By choosing this gasket, you enhance the reliability and efficiency of your RC engine, allowing for a smoother and more enjoyable experience.

The ARRMA Differential Gasket is essential for maintaining the performance of your ARRMA car. By using genuine parts, you ensure that your vehicle runs smoothly and efficiently. It's also important to check your vehicle's user manual for the correct spare parts, which helps avoid any compatibility issues. You can easily find exploded views of your model on the Arrma-RC website, making it simpler to identify what you need. This product comes in a single package, ensuring you have everything necessary for your replacement or repair task.

The MECCANIXITY Silicone O-Rings are designed as replacement dampers for your RC drone’s flight controller. These small rubber rings help reduce the sensitivity of the flight controller, which means smoother and more stable drone flights by minimizing unwanted vibrations. Each pack includes 20 flexible silicone O-rings that are soft yet durable, ensuring long-lasting use. You can easily use them on your gimbal or flight controller mount to cut down on vibrations that could affect your drone’s performance. These O-rings are essential for FPV racing enthusiasts who want better control and less interference during flights.

The MECCANIXITY Silicone O-Rings are designed to serve as replacement parts for your RC drone’s flight controller. These flexible silicone rings help reduce vibrations, which can improve the stability and performance of your aerial aircraft. By minimizing sensitivity in the flight controller, they make your drone’s operation smoother and more reliable. The pack includes 20 pieces, each with precise measurements to fit your setup, making them a convenient and essential accessory for FPV racing enthusiasts. These small, soft rings also work well with gimbal mounts to further reduce unwanted shaking during flight.

The XBERSTAR Aluminum Joint Cup is designed specifically for TRAXXAS models like the 1/6 4WD XRT and the 1/5 X-MAXX 6S and 8S monster trucks. If you own any of these models, this joint cup will fit perfectly, ensuring seamless compatibility. It works only with the original factory cup connection that has a 17mm outer diameter, so you know it’s tailored for your vehicle’s parts. Made from upgraded 7075 aviation aluminum, this joint cup offers enhanced durability and resistance to wear, which means it can handle tough driving conditions and last longer. This makes maintenance easier and keeps your RC truck running smoothly.

The 1RC Racing Clear O-Rings are designed to reduce friction on your RC car's shock shafts, helping your vehicle perform smoother and more efficiently. With a pack of 10 clear O-rings, you get enough replacements to keep your shocks in top condition. These O-rings are specifically made for 1/18 scale models, making them a perfect fit if you own a mid-size RC car in this range. By using these O-rings, you can expect better shock absorption and less wear on moving parts, which means longer-lasting performance and more enjoyable runs on your RC track.

The ARRMA X-Ring Seals are designed to provide a reliable sealing solution for your RC engine. These 4x7.5mm rings come in a set of eight, making it easy for you to replace worn or damaged seals and keep your engine running smoothly. Made by ARRMA, a trusted brand in RC parts, these rings help prevent leaks and maintain engine performance. With this set, you can ensure your RC vehicle stays in top condition, saving you time and effort on maintenance.

The Gracilaria Propeller O Rings are designed to protect your RC airplane or helicopter's propellers. Made from durable rubber, these rings provide long-lasting protection to help prevent damage during use. With a wire diameter of 3mm and an overall size of 20mm (0.79 inches), they fit securely around your propeller, ensuring stability and safety. The set includes 20 pieces in two colors, black and orange, giving you options for easy identification or replacement. These O rings are perfect for anyone building or maintaining DIY model aircraft, offering a simple way to keep your propellers in great shape.