A good set of servo arms is one of the first things to consider when buying a new radio control car. They connect the steering servos to the steering wheels and allow the steering action to be replicated by the driver. Servo arms come in a range of different sizes and shapes, and the right arms for one car might not be the best arms for another.
To help you find the best rc servo arms for you, we’ve rounded up the top products on the market and bought them to test for ourselves.
Read on to find the best rc servo arms for your needs.
Our Editor’s Best Rc Servo Arms Reviews
- Hard aluminum construction for precision and durability.
- Adjustable type servo arm,includes two steel bolts to secure the split-clamp onto the servo output.
- For Vehicle Type: for buggy, rc car, rc truck, rc truggy
- Replace the stock parts directly, easy to install
- Package: 5x 25t Aluminum Servo Arms(Red)
- The rc airplane servo arms made of aluminum alloy,Exquisite workmanship, compact structure with high rigidity and durability
- Thread Spline,easy and convenient to install.The 25t servo horn long also fit for 1/10 RC Model Car,check the size before buying..
- Extra long servo horns:Both Machined good with thick alloy and strong. They have 3 mounting holes and all threads are tapped good.
- The 25t long servo arm Compatible with Futaba Savox Xcore HL HSP HD power Go tech Rc Servos designed for RC Airplanes RC Plane Helicopter Aircraft.
- Pack of 2Piece 25T Servo Horn Arm.Color:Red.Easy and convenient to install and remove.
- Distance from hole center to hole center:15mm, 20mm, 25mm, 30mm; Size: 37mm (Total length); Thread: M2.5; Package Quantity: 5pcs
- The servo horn is made of aluminum alloy, CNC machining makes it precise in size and stable in performance.
- A great replacement part for your rc model cars.
- Compatible with Futaba Savox Power Servos and so on.
- Fits for 1/8 1/10 RC car truck and other RC models boat FPV.
- The aluminum servo arms 25t compatible with Futaba Hitec Savox Power HD Xcore 25T Servo Motors ,And it fit for RC Crawler Airplane Plane Car Boat
- The 25t servo arms made of aluminum alloy material,hard aluminum construction for precision and durability.
- 5 sizes to chosen from. Distance from hole center to hole center (Longest)：1inch/1.25inch/1.5inch/1.75inch/2inch (Optional).
- 25 Tooth Spline with M3 Threads;A great replacement part for your rc car airplane boat. Color:Red/Black(Optional)
- Pack of 3Piece 25T Servo Horn Arm.Color:Red.Easy and convenient to install and remove.
- 25T Servo arm, F = 5.0mm | Length = 20mm | M0.2, please check if the diameter of your servo gear is 5.0mm too.
- Made of high quality aluminum with great durability.
- Suitable for aftermarket servo for SCX24 1/24 RC Crawler.
- Compatible with MEX8/MEX12 from MEUS, RS100 and other high torque servos from the market.
- 【Brand Product】Emax ES08MAII 12g analog servo, high sensitivity, stable and low-noise.
- 【Excellent Performance】 High precise metal gear, with better accuracy and longer service life.
- 【Servo Upgrades】Upgraded high torque analog scx24 emax servo, large steering angle. React quickly and accurately.
- 【Perfect Combination】This scx24 servo is equipped with metal mount and servo horn, replaces the original plastic accessories.
- 【Application Scope】Perfect for Axial scx24 Gladiator Bronco C10 JLU Deadbolt B17 or RC Helicopters, small robots, and other models.
- Package includes 2PCS 25T servo arm.CNC machining makes it precise in size and stable in performance.
- Compatible with mostly standard servo motors,for example, compatible with Futaba HSP Power HD Axial Savox Xcore MG995 MG996R MG946R and So on.Compatible with Traxxas Axial Tamiya HPI HSP Wltoys Axial SCX01 rc car truck.
- Distance from hole center to hole center：12mm, 16mm, 20mm
- Size:28x10x7.5mm
- Weight:1.7g/PCS
- Designed for use in aircraft, car, boat, and helicopter models
- Unlike conventional servo arms, they are made of long fiber composites for added strength
- Longer versions have increased throw allowing for greater movement in controls
- PARAMETER - head hole inner diameter:3mm, please refer to each style size from the description.
- FEATURE - 23 tooth spline,1 set with 4 style steering arm to adjust.
- for - JR.
- MATERIAL - plastic.
- PACKAGE CONTENT - 1 set x Servo Arm.
- The 25t long servo arm Compatible with Futaba Savox Xcore HL HSP HD power Go tech Rc Servos designed for RC Airplanes RC Plane Helicopter Aircraft.
- The 25t servo horn long made of aluminum alloy,CNC machining makes it precise in size and stable in performance.
- Total Length:63mm/2.48";Distance from Hole Center to Hole Center：38.1mm, 44.5mm, 50.8mm/2.0inch
- 25 Thread Spline,easy and convenient to install.The 25t servo horn long also fit for 1/10 RC Model Car,check the size before buying.
- Pack of 2pieces rc aircraft servo arms.Color:Red/Black(Optional);A great replacement part for your rc car airplane boat.
Best Rc Servo Arms Buying Guide
Before choosing the best rc servo arm you should consider following options:
1. Material: The material used to make the arm is an important factor to consider. Some of the common materials used to make these arms include aluminum, steel, and nylon.
Aluminum is a lighter material that is easy to work with, but it is prone to warping and breaking. Steel is heavier but is stronger and more durable. Nylon is a good choice if you want something that is affordable but not very durable.
2. Mounting: The type of mounting that the arm has is also an important consideration. It is possible to get arms with different types of mounting made of different materials.
If you need a strong and durable arm, aluminum is the best option. If you want something that is lightweight and easy to work with, steel is a better option.
3. Bearing: The bearing that the arm has is another important factor to consider. It is possible to get different types of bearings such as ball, needle, and slotted.
Needle bearings are great for heavy-duty applications, but they are not very easy to work with. Ball bearings are easy to work with but not very strong. Slotted bearings are a good choice if you want something that is affordable and easy to work with.
4. Torque: The torque that a servo arm has is important to consider. The torque is the amount of force that the arm can withstand before breaking.
If you need something that is strong, you should get a servo arm with a high level of torque. If you want something that is lightweight and easy to work with, you can get a servo arm with a low level of torque.
5. Angle: You should also consider the angle that the servo arm can hold. Some arms have a wide angle while others have a narrow one.
If you want something that has a wide angle, you should get a servo arm with a higher holding torque. If you want something that is lightweight and easy to work with, you can get a servo arm with a narrow angle.
6. Cost: Cost is obviously an important factor to consider. You can get servo arms made of different materials at different prices.
The material you get will depend on the application you need the arm for. If you want something that is lightweight and easy to work with, you can get a servo arm made of nylon.
What else you should know about rc servo arms
1. What is the function of a servo arm?
A servo arm is a type of mechanical arm that is used to move or rotate an object.
2. How is the servo arm attached to the servo?
The servo arm is attached to the servo by a screw.
3. What is the servo arm made of?
The servo arm is made of plastic and is attached to the servo motor with screws.
4. How do I know what size servo arm to use?
The size of the servo arm will be determined by the size of the servo motor.
5. How do I install a servo arm?
There is no one-size-fits-all answer to this question, as the installation process for a servo arm will vary depending on the make and model of the servo arm. However, in general, the installation process for a servo arm will involve attaching the arm to the servo shaft using a set screw, and then attaching the control surface to the servo arm using another set screw.
Conclusion
On the market, there are numerous best rc servo arms. Hopefully, the list of the top ten best rc servo arms will save you time researching and deciding on the best one for you.