Best RC Servo Arms of 2025

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RC servo arms are essential components for controlling the movement of remote-controlled vehicles and machines. These small devices are attached to the output shaft of the servo motor and can rotate to different angles, allowing for precise control over the movement of the attached object. RC servo arms come in a variety of sizes and shapes, and are made from durable materials such as aluminum or plastic. They are commonly used in hobbyist RC vehicles, robotics, and other applications where precise control is needed. With a wide range of options available, users can choose the right RC servo arm for their specific needs.
At a Glance: Our Top Picks
Top 10 RC Servo Arms
INJORA RC Servo Arm Upgrade for ES08MA II Servo, 2Pcs
INJORA Servo Arm Upgrade for ES08MA II Servo is a set of two aluminum alloy arms that are etched with the INJORA logo. They come with screws for easy installation. These arms offer incredible precision, rigidity, and durability. With four color options available, they not only enhance the appearance of your RC model but also provide a reliable replacement option. Upgrade to INJORA Servo Arm for improved performance and style.
uxcell Plastic Servo Arms for JR 1 Set
The uxcell Plastic Servo Arms for JR 1 Set are compatible with JR and feature a 23 tooth spline. The set includes 4 style steering arms to adjust, made of plastic material, and has a head hole inner diameter of 3mm.
uxcell Aluminum Double Arm Servo for Futaba RC Model Airplane
The uxcell Aluminum Double Arm Servo is a great addition to your RC model airplane. It has a 25 tooth spline and is made of CNC aluminum which makes it stronger and more solid than plastic. The product comes with 1pc x Aluminum Servo Arm which is compatible with Futaba and has a thread of American Standard 4-40#, with a distance from hole center to hole center of 3 inches.
ShareGoo Steering Link Rod Pull Rods Servo Links
ShareGoo Steering Link Rod is a compatible upgrade part for 1/28 RC cars like K969, K979, K989, K999, P929, and P939. Made of durable aluminum alloy, these steering and servo links provide great strength and protection. The steering links have a length range of 51mm-57mm, while the servo links are 37mm-43mm long. The 28T servo arms ensure better performance and durability, serving as replacements for old or broken parts.
E-flite Servo Arm EFL1132
E-flite Servo Arm Assortment EFL1132 is a versatile replacement part for RC servo arms. This assortment includes options for both 3W and 5W models. The E-flite brand ensures quality and compatibility with your radio-controlled equipment. The durable construction of these servo arms provides reliability during operation. With this assortment, you can easily customize and optimize the performance of your RC vehicle, allowing for precise control and maneuverability.
uxcell Aluminum Servo Arms for Futaba RC Model Airplanes
This servo arm is made of CNC aluminum and has a 25 tooth spline. It is compatible with Futaba RC model airplanes and has a distance of 4 inches between hole centers. The aluminum construction makes it stronger and more solid than plastic alternatives.
Spektrum Heavy Duty Servo Arms (4)
Spektrum Servo Arms (4) by Spektrum have a center-to-hole distance of 20mm. The package includes 2 full arms and 2 half arms. These heavy-duty servo arms are designed to provide precise control for your RC vehicles. The 20mm center-to-hole distance ensures compatibility with a variety of setups. With the included full and half arms, you have options for different applications, giving you flexibility in customizing your RC experience. The durability and reliability of these servo arms make them a great choice for RC enthusiasts.
Du-Bro 674 Servo Arms
The Du-Bro Servo Arms are specially designed for use in various remote control models, including aircraft, cars, boats, and helicopters. Made from durable long fiber composites, these servo arms offer enhanced strength compared to traditional options. Their longer versions provide an increased range of motion, allowing for better control responsiveness in your models. This means you can enjoy improved performance and maneuverability, making your RC experience more enjoyable and dynamic.
MEUS RACING TRX4M Servo Arm
The MEUS Servo Arm 25T is designed for those upgrading their TRX4M 1/18 RC Crawler. With a 25T design and a 5.0mm diameter, it’s essential to ensure compatibility with your servo gear. Made from high-quality aluminum, this servo arm offers durability and strength, providing reliable performance during intense activities. It’s specifically suitable for aftermarket servos, allowing you to enhance your crawler's capabilities. Additionally, it works well with various high torque servos, giving you flexibility in your upgrades and ensuring a smooth driving experience.
SQXBK 25T Servo Arm
The SQXBK 25T Servo Arm is a set of 5 red aluminum servo horn arms, designed for hobby projects and DIY enthusiasts. Made from high-quality aluminum alloy with CNC machining, these servo arms are built to last. The circular disc arm design, along with the standard servo mounting hole pattern, allows for easy installation and compatibility with most standard and high torque servo motors. Each arm is fixed with 4 fastening screws, providing a secure and strong connection. Whether you're working on an RC model car, robot, boat, or airplane, the SQXBK 25T Servo Arm is the ideal accessory to enhance the performance and durability of your servo system.
Frequently Asked Questions (FAQs)
1. Do servos come with horns?
Servos often come with several wheels or levers, known as "horns", than can be attached to the shaft, to fit the device they are operating.
2. Are all RC servos the same size?
Most hobby servos will be classified by their size. Different manufacturers might have small variances in how they list their servo sizes but they can usually be boiled down to three types: micro, standard and giant.
3. How do I extend my servo arms?
Measure the length you want , cut off, Drill holes in each end for your Z bend and one larger hole in center for the servo screw. Adjust your servo to neutral or center position and screw it together.
4. What size servo do I need?
It is important to choose a servo which is strong enough to handle the size and weight of your car. A normal 1/10 buggy or short course/stadium truck ideally needs a torque of around 10kg. A 1/10 on-road car will be alright with a little less, so around 8kg will be enough.
During our rc servo arm research, we found 24 rc servo arm products and shortlisted 10 quality products. We collected and analyzed 4,416 customer reviews through our big data system to write the rc servo arms list. We found that most customers choose rc servo arms with an average price of $7.52.
The rc servo arms are available for purchase. We have researched hundreds of brands and picked the top brands of rc servo arms, including INJORA, uxcell, Share Goo, E-flite, Spektrum. The seller of top 1 product has received honest feedback from 1,871 consumers with an average rating of 4.9.

Jimmy Roof is a toy designer who lives in Chicago with his family. He works in a big toy firm, so he is surrounded by toys every day. Throughout his career, he has developed expertise in children's toys, baby products and preschool education. Jimmy Roof often publishes articles related to toys on key websites.