best servo for arrma kraton

5 Best Servo for Arrma Kraton: Experience Top-Notch Controlling

Are you confused about picking the right servo for your Arrma Kraton? With so many options in hand, it is tough to make up your mind. 

There’s differences in everything – speed, torque, gear type, motor, and whatnot. But which one is the best?

Don’t worry. I’ve made a list for you containing the best servo for Arrma Kraton. Keep reading this article till the end to find out your preferred servo.

You’ll get to know about the top 5 servos that’s dominating the market right now. 

So, hurry up and start reading the review. You don’t want the best servo to get stocked out!

Comparison Table: The 5 Best Servos for Arrma Kraton



Gear Material



ZOSKAY 35kg High Torque Coreless Motor Servo 

Stainless Steel

35kg/cm @7.4V

Digital Servo Full Metal Gear High Torque

Full Metal

20kg/cm @ 6.6V

BETU 2Pack 25KG High Torque RC Servo

Full Metal

25kg/cm @ 6.8v 

Powerhobby 729MBL High Voltage Brushless Steel Gear


40kg/cm @ 8.4v

Spektrum S652 18Kg Servo Steel Gear


18kg/cm @ 6v

ZOSKAY 35kg High Torque Coreless Motor servo 

Master of Accuracy and Precision


  • Size: 40 x 20 x 38.5 mm (1.58 x 0.79 x 1.50 in)
  • Weight: 60 g (2.12 oz)
  • Motor Type: Coreless Motor
  • Gear Type: Copper and Aluminum/Stainless Steel and Aluminum
  • Operating Voltage: 5 ~ 7.4 DC Volts
  • Bearing: Dual Ball Bearings
  • Torque: 35kg/cm @7.4V


  • Doesn’t buzz unnecessarily and has a quieter operation.
  • Being a digital servo, it ensures precise and accurate movements.
  • Takes less time in installation.
  • Gives your RC car more power than stock servo. 


  • The extra gears are made of plastic material.

The top servo we got for you is the ZOSKAY High Torque Coreless Motor Servo. According to our calculations, this is the best servo for Arrma Kraton. In a bit, we’ll explain why this servo seems the best deal.

First of all, this ZOSKAY servo’s gear is made of stainless steel. This means the gear will not get rusted too easily. On top of that, it’s also waterproof which ensures underwater RC submarine ride. 

It provides a control angle of 270°. So, it’s ideal for RC cars and robotic parts. 

And it’s actually very easy to install. In fact, you’ll need only 10 minutes to set things straight. You won’t feel it as a hassle at all.

But the best part of this servo is that it works really well as a digital servo. The torque rating of 35kg/cm @7.4V is a reason behind its mind-blowing performance. Besides, this high torque rating ensures both precision and accuracy in action.

You can use it with the Sanwa MT-S radio and RX-482 receiver. Power it up till 7.4V at 10 amp, you’ll get to reach the strongest peak!

And as it uses a Coreless motor, you’ll get higher speed and performance.

However, there’s only a small drawback to this servo. Though you get the main gear made of stainless steel, the extras are made of plastic. 

You won’t get the same performance from the plastic gears as the stainless steel one. So, this is slightly a concerning issue.

But overall, we think it’s absolutely amazing for the price it comes in.  


  • Size: 54.5 x 20 x 47.5 mm (2.14 x 0.78 x 1.87 in)
  • Weight: 66 g (2.32 oz)
  • Motor Type: N/A
  • Gear Type: Full Metal
  • Operating Voltage: 6-7.4 DC Volts
  • Bearing: Rubber Seal Ring
  • Torque: 20kg/cm @7.4V


  • Has full metal gears which means it’s suitable for high-impact application.
  • High torque ensures full control over your RC vehicle.
  • Has larger dimensions which is good for bigger RCs.
  • Has an Aluminum case that makes heat dissipation easier. 


  • Doesn’t rotate more than 160-degrees.
  • Heavier than other servos.

So, the next servo we have is the Digital Servo Full Metal Gear High Torque Servo. 

It has metal gears which means this servo is a beast for high-impact applications. Also, it’s pretty strong and responsive. So, you don’t have to worry about steering response anymore.

Speaking of its torque speed, it’s quite good enough to help you control your RC. But the torque speed is almost half that of the ZOSKAY’s servo. 

It has a controllable angle ranging 0 degrees to 180 degrees. In some cases, you can rotate it to 360 degrees too! If you’re a robot enthusiast, it’ll help you tremendously.

What we really love about this servo is that it fits well in bigger RC vehicles. And the Aluminum case helps to keep the motor functioning even at maximum heat.

But as the case is made of aluminum, it is slightly heavier than other servos.

Not to mention, the price is extremely budget-friendly. It’s about 2x lower in price than the other servos we reviewed in this article.

BETU 2Pack 25KG High Torque RC Servo

Less Heat, Goes Upbeat


  • Size: 40 x 20 x 40.5 mm (1.57 x 0.78 x 1.59 in)
  • Weight: 60 g (2.12 oz)
  • Motor Type: 3-pole(s) Iron Core Motor
  • Gear Type: Full Metal
  • Operating Voltage: 4.8-6.8 Volts
  • Bearing: Double Bearings
  • Torque: 25kg/cm @7.4V


  • Built with Iron Core Motor that ensures more power capacity. 
  • Works great for developing robot parts with software.
  • The motor doesn’t get too hot even using a 2000 mA hour 7.2 V battery.
  • It’s so powerful that it beats the two-steering servos in turning tires.


  • Doesn’t fit well with heavy-weight rims and tires.

Next, we’re rooting for the coolest servo for Arrma Kraton. It’s the BETU 2Pack 25KG High Torque RC Servo. It boosts the acceleration power of your RC.  

Now, why are we calling it the COOLEST? The reason lies with the motor it uses. Even if you run it for 2000 mA per hour, it doesn’t make your RC hot. This is why we love this servo so much.

It’s almost the size of the ZOSKAY servo we reviewed above. However, the gear material matches with the Digital Servo ones.

Well, there’s a unique feature in this BETU servo. Apart from using it in Arrma Kraton, you can use it in developing robot parts. 

This servo is compatible with different sized RC cars. For example, it goes very well with 1/6,1/8, 1/10, 1/12 RC Cars.  

But there is a small drawback to this unique servo. It is not very compatible with heavy-weight tires and rims. The lightweight material and small size is responsible for this.  

However, we think this servo does the best job having a price tag below $40. 


  • Size: 40 x 20 x 37.2 mm (1.57 x 0.78 x 1.46 in)
  • Weight: 77.96 g (2.75 oz)
  • Motor Type: Brushless motor
  • Gear Type: Steel
  • Operating Voltage: 4.8-8.4 Volts
  • Bearing: Double Bearings
  • Torque: 40kg/cm @ 8.4v


  • It has a brushless motor for which it responds pretty fast.
  • Compatible with 2S LiPo battery without BEC because it can operate on more than 7.4 V. 
  • Flicks tires left and right excellently.
  • Functions well even after staying underwater for 2 minutes.


  • Short wire harness.
  • It might need a slight trimming if the frame is rubbed a bit. 

Introducing our next star – the Powerhobby 729MBL High Voltage Brushless Steel Gear. When it comes to performance, it’s a beast having the highest torque rating on today’s list (40kg/cm @ 8.4v)

It has a built-in brushless motor which gives the servo supremacy in responses. You can notice how your RC tires steer when you use this bad boy.

If you’re looking for a dashing waterproof servo, Powerhobby should be on your list. Take your RC underwater. Spend almost 2 minutes and still it’ll work as a brand new model.

But one thing might piss you off a bit. The cable you’ll get is a little shorter than the regular ones. If Power Hobby would have extended it for only half an inch, it would’ve been perfect.

It’s a waterproof servo which is compatible with 1/10, 1/8 on road, off road, truck/cars.

Other than that, it has an outstanding gear quality. And you’ll definitely be impressed by the torque it produces. 

Hence, it is more expensive than the other servos we reviewed in this article. 

Spektrum S652 18Kg Servo Steel Gear

Quick Response Every Time


  • Size: 40.1 x 20.0 x 39.4 mm (1.58 x 0.79 x 1.55 in)
  • Weight: 62 g (2.18 oz)
  • Motor Type: Brushless motor
  • Gear Type: Steel
  • Operating Voltage: 6-7.2 Volts
  • Bearing: N/A
  • Torque: 18kg/cm @ 6v


  • It uses a brushless motor. So, you get quicker torque through the servo.
  • Has a quicker response time.
  • Operates under 7.2 Volts which means it performs well on terrains.


  • Comes in a plastic case that minimizes the heat dissipation level.

Finally, we’ll close the review with the mighty Spektrum S652 18Kg Servo Steel Gear. This monster is well equipped in all aspects that’ll improve your RC’s performance.

It’s the lightest servo in this article. So, it also produces the lowest torque (18kg/cm @ 6V) among the servos we reviewed today.

But it has a quicker response time which makes it a fan-favorite. The gear type is also made of steel. This means even though it’s lightweight, you can use it for heavy applications.

Not to mention the brushless motor which produces up to 7.2 Volts. 

One slight drawback may make you think twice about purchasing this servo. The price is a bit higher than the Digital Servo and Zoskay. 

But you’ll be so impressed by its performance that you won’t be bothered about the price too much.  

5 Things You Should Keep in Mind While Buying a Servo

At this point, you know what 5 top servos offer. You have seen differences in speed, torque, gear type, quality, motor type, and performance. So, which one should you pick? 

We think a small buying guide can help you make the best decision. We’ve explained which factor is important in which case. Take a look at the factors below. 

Size and Torque

The size and torque of servos have relations. When you’re opting for a heavier servo, you’ll get a higher torque. So, it depends whether you want to keep your RC heavier or lighter.

The optimum range is 35kg/cm @7.4V to 40kg/cm @6V for torque. 


When the servo is able to produce a good amount of torque, it increases the speed. 

For example, if the operating speed is 0.12 sec/60 degree @6.0V, you’ll experience better performance. And faster servos allow the RC to race well on smooth terrains. 

Motor Type

As we were on the subject of faster applications, brushless motors work like a charm. However, if you’re looking for a more reliable and power-optimized servo, Coreless motors are the best.   

Gear Type

Gear is an important element of a servo. Depending on its material quality, you’ll see a severe change in the performance. 

The best gears are made of metal and stainless steel. These gears act like a beast in heavy applications. And there are plastic gears that are good for light applications.

So, combining all of these factors you’ll find the most suitable servo for you! We hope you’ll find the best servo for your Arrma Kraton. 

Frequently Asked Questions (FAQs)

How do I know what size servo to get?

To determine the correct servo size, you’ve to measure the motor speed and torque first. Calculate the speed by dividing it by the speed required. Then, as you sound it up, you’ll get a starting gear ratio. Similarly, calculate the torque. You’ll know what size of servo will be appropriate for you. 

How many servos does an RC car need?

You will need only one servo for an RC car. The servo kind of acts like the controller of your RC vehicle. Servos come in different sizes, torque, and power capacities. Depending on the servo you are choosing, you’ll see a change in the performance of RCs.  

Can I mix digital and analog servos?

Yes, you can mix digital and analog servos. But it is not a good idea. If you mix the servos, the receiver and transmitter won’t match with the servo. The circuitry inside the servo has to have the capabilities to detect the match. Hence, it’s risky to mix both of the servo types. 


There you go! Now you know about the best servo for Arrma Kraton. Depending on the quality, performance, and price, each of the servos have unique characteristics.

Pick any one according to your preference. You won’t regret it a bit!

Wishing you good luck in choosing the right servo for your Arrma Kraton. 

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