The Ultimate Guide to Enhancing Performance and Durability: Best Upgrades for Arrma Kraton 6S RC Truck


The Arrma Kraton 6S RC Truck

The Arrma Kraton 6S RC truck is an incredibly powerful and versatile vehicle that has become a favorite among enthusiasts of the hobby. With a top speed of over 60 miles per hour (97 km/h) and the ability to handle rough terrain with ease, the Kraton is a force to be reckoned with.

At its core, the Kraton features a durable and lightweight aluminum chassis that provides a solid foundation for all of its components. It also boasts an impressive array of features, including high-performance shocks, adjustable suspension, and powerful brushless motor.

Importance of Upgrading to Improve Performance and Durability

While the stock version of the Arrma Kraton 6S RC truck is undoubtedly impressive, there are always ways to improve its performance and durability. Upgrading various components can make a significant difference in how well it performs on the track or in off-road conditions.

One reason why it’s essential to upgrade your Kraton is to keep up with competitors who may have already made upgrades or have more advanced vehicles in their fleet. By upgrading your truck, you’ll give yourself an edge on any course you tackle.

Another reason why upgrading your Kraton is important is that it can protect your investment. The last thing you want as an enthusiast is for something minor to go wrong during a race or routine practice run that could have been prevented by upgrading some parts.

In this article, we’ll discuss some of the best upgrades you can make to your Arrma Kraton 6S RC truck to improve performance and durability. Whether you’re looking for faster speeds or better handling through turns, we’ve got you covered.

Chassis Upgrades

One of the most critical areas to upgrade on the Arrma Kraton 6S RC truck is the chassis. The stock chassis is made of composite material, which can crack or flex under high-stress conditions, leading to a loss of control and damage.

To prevent this, upgrading to an aluminum chassis brace is essential. The brace adds strength and rigidity to the chassis, providing a more solid platform for the rest of the upgrades.

In addition to an aluminum brace, heavy-duty shock towers are another critical component in improving suspension performance. The stock shock towers can bend or break under hard landings or rough terrain, causing handling issues and damage to other components.

Upgrading to heavy-duty shock towers will increase durability and support heavier springs for improved performance. The center differential upgrade is another crucial modification that improves power distribution in the Arrma Kraton 6S RC truck.

A center differential distributes power between the front and rear wheels, allowing for better traction and control on all types of surfaces. The stock center differential is open, meaning that power can transfer unevenly between the front and rear wheels during acceleration or braking.

By upgrading to a sealed center differential with a higher fluid capacity, power distribution becomes more consistent. When installing these upgrades on your Arrma Kraton 6S RC truck’s chassis, it’s important always to use high-quality materials from reputable manufacturers.

Cheaper alternatives may not provide adequate support or longevity needed for rough off-road driving conditions. Upgrading your Arrma Kraton 6S RC truck’s chassis with an aluminum brace, heavy-duty shock towers and a center differential will provide you with increased strength and rigidity leading towards improved suspension performance along with better power distribution while driving over different terrains.

Drivetrain Upgrades

When it comes to the Arrma Kraton 6S, the drivetrain is a crucial component that transfers power from the motor to the wheels. Upgrading your Kraton’s drivetrain will not only increase its durability and strength, but also improve its overall performance on and off-road. Here are some recommended drivetrain upgrades for your Kraton 6S:

Steel Driveshafts

The stock driveshafts that come with the Arrma Kraton 6S are made of plastic, which can be prone to breaking or bending under heavy use or rough terrain. Upgrading to steel driveshafts will significantly increase their durability and strength, allowing your truck to handle more aggressive driving without any issues. Plus, they’re also less likely to warp or bend when exposed to extreme temperatures.

Metal Gears in the Differential

The differential is an integral part of any RC truck’s drivetrain, and upgrading it with metal gears can greatly improve its reliability and longevity. The stock plastic gears found in most RC trucks tend to wear down over time and can break easily under stress. By replacing them with metal gears, you’ll have a more robust differential that can handle high-torque situations and last longer before needing replacement.

Upgraded Bearings

Bearings are small components that play a significant role in reducing friction throughout your vehicle’s moving parts. By upgrading your stock bearings to high-quality alternatives such as ceramic bearings or sealed bearings, you’ll see an improvement in overall efficiency and reduced wear on other components like axles or driveshafts. This upgrade will also help prevent overheating within critical areas of your vehicle’s transmission system.

Installation Tips

It’s important when upgrading your drivetrain components to pay attention to the installation process. Some upgrades may require specific tools or additional parts, so it’s always a good idea to have a comprehensive guide or tutorial available before starting any major upgrade. Additionally, make sure to use thread locker on all screws and bolts during the process to prevent them from loosening over time.


Upgrading your Arrma Kraton 6S’s drivetrain is an essential step towards improving its overall performance and durability. Steel driveshafts, metal gears in the differential, and upgraded bearings are just a few of the many ways you can make your truck more robust and efficient. With these upgrades, you’ll be able to tackle even the toughest terrain with confidence.

Suspension Upgrades

High-Performance Shocks with Adjustable Damping

The shocks on the Arrma Kraton 6S RC truck are already impressive, but upgrading to high-performance shocks with adjustable damping can take your suspension to the next level. These shocks are specifically designed to handle rough terrain and provide a smoother ride.

With adjustable damping, you can fine-tune the shock absorption to fit your driving style and terrain preferences. A firmer shock setting will provide better handling on smooth surfaces, while a softer setting will allow for more suspension travel on bumpy terrain.

Stiffer Springs to Prevent Bottoming Out

When driving your Arrma Kraton 6S RC truck at high speeds or over rough terrain, it’s not uncommon for the suspension to bottom out. This occurs when the suspension compresses too much and hits its limit, causing a harsh impact that can damage your vehicle.

Upgrading to stiffer springs can help prevent this from happening by providing more resistance against compression. Stiffer springs also improve handling by reducing body roll during turns.

Sway Bars to Reduce Body Roll During High-Speed Turns

Body roll during high-speed turns is a common issue with most RC trucks, including the Arrma Kraton 6S. Sway bars are an effective solution that works by connecting both sides of the suspension at each axle, reducing lateral movement and preventing excessive body roll.

They provide better stability during cornering and increase overall control of your vehicle. Sway bars come in different sizes and stiffness levels, so it’s important to choose ones that match your driving style and preferences.


Suspension upgrades play a vital role in improving the performance and durability of your Arrma Kraton 6S RC truck. High-performance shocks with adjustable damping provide smoother handling on all terrains, while stiffer springs prevent bottoming out and reduce body roll during turns.

Sway bars are an excellent addition to further enhance stability and control. Upgrading your suspension system may take some time and effort, but the results are well worth it in terms of improved performance and overall enjoyment of your RC truck.

Electronics Upgrades

Investing in electronics upgrades is a great way to unlock the full potential of your Arrma Kraton 6S RC truck. Upgrading your servo, motor, and ESC will significantly improve your truck’s performance and allow you to fine-tune its settings for different driving conditions.

High-torque servo for better steering control

The stock servo that comes with the Arrma Kraton 6S RC truck may not be powerful enough to handle high-speed turns or rough terrain. Upgrading to a high-torque servo will give you more precise steering control and faster response times.

One popular option is the Savox SW-0231MG High Torque Digital Servo, which has a torque rating of 15kg-cm and operates at a speed of 0.16 seconds per 60 degrees. This upgrade will ensure that your truck responds quickly to every turn of the wheel, allowing you to navigate tight corners and tricky obstacles with ease.

Brushless motor upgrade for increased speed and power

The stock motor in the Arrma Kraton 6S RC truck is decent but upgrading to a brushless motor can dramatically increase its speed and power. A popular option is the Castle Creations Neu-Castle 1515 1Y Brushless Motor, which can generate up to 2200 watts of power at peak performance.

This upgrade will give you lightning-fast acceleration and top speeds that can reach up to 60 mph or more depending on battery configuration! Keep in mind that upgrading your motor may also require upgrading other parts of your drivetrain such as driveshafts or differentials so make sure you do thorough research before making any purchases.

ESC upgrade with programmable settings for fine-tuning performance

The Electronic Speed Controller (ESC) is responsible for controlling the motor’s speed and power output. Upgrading your ESC to one with programmable settings will allow you to fine-tune your truck’s performance for different driving conditions.

One popular option is the Hobbywing Max 6 ESC, which has a range of programmable settings including throttle profiles, brake force, and drag brake. This upgrade will enable you to customize your truck’s acceleration and braking to suit the terrain you’re driving on while also preventing overheating or damage caused by high current draw.


Upgrading your electronics is an essential step in improving the performance of your Arrma Kraton 6S RC truck. With a high-torque servo, brushless motor, and programmable ESC, you can unlock its full potential and enjoy faster speeds, better control, and greater stability on the track or off-road terrain.

Body Upgrades

Protecting Your Kraton 6S RC Truck

Off-road trucks like the Arrma Kraton 6S are designed to take a beating, but even the toughest vehicle can suffer damage from crashes and hard landings. Fortunately, there are several upgrades you can make to help protect your truck and keep it running smoothly for years to come.

Heavy-Duty Body Mounts

One of the first upgrades many Kraton 6S owners make is replacing the stock body mounts with heavy-duty versions. These mounts are designed to be stronger and more durable than the stock options, which can break or bend in rough terrain or during hard landings. With heavy-duty mounts installed, your body will be better stabilized and less likely to suffer damage from impacts.

The RPM Heavy Duty Rear Bumper Mount is an excellent example of a quality upgrade option. This mount is crafted from tough nylon materials that resist bending and breaking, while also featuring an adjustable design that allows you to fine-tune alignment with your body for maximum protection.

Roll Cage or Bumper Upgrades

In addition to heavy-duty body mounts, you may also want to consider adding a roll cage or bumper upgrade for further protection against crash damage. A roll cage will help prevent your body from cracking or breaking apart in high-speed crashes, while a tough bumper can absorb impacts and minimize damage on impact.

The T-Bone Racing Basher Series Front Bumper is one such option worth considering. This bumper is built with high-quality materials designed for off-road use and features a semi-flexible design that helps distribute impact force across multiple points on the front end of your truck.


If you’re serious about protecting your Arrma Kraton 6S from damage and ensuring you can enjoy it for years to come, upgrading your body mounts and adding a roll cage or bumper are smart moves. With the right upgrades in place, you can push your truck to its limits without worrying about expensive repairs or replacements down the line.


Upgrading your Arrma Kraton 6S RC truck can make a significant difference in its performance, durability, and overall enjoyment. By implementing the various upgrades discussed in this article, you’ll be able to take your driving experience to the next level.

Chassis Upgrades

Upgrading the chassis of your Arrma Kraton 6S RC truck is essential for improving its performance and durability. Aluminum chassis braces provide extra strength and rigidity, while heavy-duty shock towers improve suspension performance. Additionally, a center differential upgrade is recommended for better power distribution.

Drivetrain Upgrades

The drivetrain is another critical component that requires upgrading to enhance your Arrma Kraton 6S’s performance. Steel driveshafts increase durability and strength, while metal gears in the differential improve reliability. Upgraded bearings reduce friction and improve efficiency.

Suspension Upgrades

The suspension system of your Arrma Kraton 6S RC truck needs upgrading for better handling and stability during high-speed turns or jumps. High-performance shocks with adjustable damping allow you to fine-tune the suspension system for various terrains.

Stiffer springs prevent bottoming out when hitting big jumps or landing hard on rough terrain. Sway bars reduce body roll during high-speed turns.

Electronics Upgrades

The electronic components of your Arrma Kraton 6S RC truck play a crucial role in its overall performance and speed. A high-torque servo provides better steering control during tight turns or high-speed maneuvers.

Moreover, a brushless motor upgrade delivers increased speed and power suitable for racing or bashing sessions with other hobbyists. An ESC upgrade with programmable settings helps fine-tune the vehicle’s performance to your driving style and preference.

Body Upgrades

The body of your Arrma Kraton 6S RC truck needs upgrading for better protection against crashes or hard landings. Heavy-duty body mounts prevent damage from hard landings, while roll cage upgrades provide the ultimate protection for the body during crashes.

Bumper upgrades absorb impact forces to prevent any significant damage. Upgrading your Arrma Kraton 6S RC truck with these recommended upgrades can transform it into a high-performance machine that can handle any terrain.

Whether you’re racing or bashing with other hobbyists, you’ll have the confidence and durability needed to take on any challenge. So go ahead and upgrade your vehicle today, and take your driving experience to the next level!