Fixing Traxxas RC Cars: A Beginner's Guide

Fixing Traxxas RC Cars: A Beginner’s Guide

Traxxas RC cars are a popular choice among remote control car enthusiasts. They are known for their high speed, durability, and impressive performance. However, even the best machines can break down or malfunction. As a Traxxas RC car owner, it is important that you know how to fix your car when something goes wrong. Learning how to fix your car can save you time and money, and can also help you to get the most out of your hobby. Fortunately, fixing a Traxxas RC car is not as complicated as it may seem. In this article, we will provide you with some basic tips and tricks on how to fix a Traxxas RC car, even if you have no experience. With a few simple steps, you can diagnose the problem, replace and repair the necessary parts, and fine-tune your car for optimal performance. Whether you are a beginner or an experienced RC car enthusiast, this guide will help you to keep your Traxxas RC car in top shape and have more fun controlling it.

Assess the Problem

When your Traxxas RC car is not performing as expected, the first thing you need to do is determine the problem. Some common issues you may encounter include:

  • The car won’t turn on or respond to the controller
  • The car makes strange noises, smokes, or leaks fluids
  • The car moves unevenly, vibrates, or drifts

To diagnose the problem, you can follow these steps:

  1. Check the battery to see if it’s charged and working properly. You can use a volt meter to test the voltage.
  2. Check the wires and connections to make sure they’re tight and not damaged.
  3. Check the gears and bearings for signs of wear or damage.
  4. Check the tires for proper inflation, grip, and alignment.
  5. Check the body for any cracks, scratches or loose parts.

If you’re not sure how to diagnose the problem, you can check the Traxxas website or the online forums for troubleshooting guides and videos. You can also contact Traxxas customer service or take your car to a local RC hobby store for assistance.

Why is my Traxxas RC car not working?

Possible reasons why your Traxxas RC car may not be working properly are:

  • The battery is low or dead
  • The motor is burnt out or not properly connected
  • The receiver or transmitter is not working

To troubleshoot your Traxxas RC car, you can:

  • Check the battery charge and connections
  • Inspect the motor and wiring for any damage or loose connections
  • Test the receiver and transmitter with fresh batteries or a different model

For more tips and support, you can visit the Traxxas website or contact their customer service.

Replace the Parts

If you have identified a broken or worn-out part during your assessment, you will need to replace it to restore your Traxxas RC car’s performance. Here are some tips on how to replace Traxxas RC car parts:

  • Make sure you have the right replacement part that matches the model and version of your Traxxas RC car. Refer to the user manual or the Traxxas website for details.
  • Use the appropriate tools, such as screwdrivers, pliers, and hex wrenches, to remove and install the parts.
  • Follow the instructions carefully and double-check the alignments and fittings of the parts.
  • Test the car after you have replaced the part to make sure it’s working properly and safely.

Here’s a table of some common Traxxas RC car parts and their average prices:

Part Average Price
Battery $20-$50
Motor $50-$100
Servo $20-$50
Suspension Kit $30-$70
Tires and Rims $20-$50 per set

Note that the prices may vary depending on the brand, the size, and the quality of the parts. You can buy Traxxas RC car parts from the Traxxas website, online retailers, or local hobby stores. Don’t forget to shop around and compare prices and reviews before making a purchase.

Is Traxxas a good RC car brand?

Traxxas is a well-known brand in the world of Remote Control (RC) car enthusiasts. Here are some things to keep in mind before buying a Traxxas RC car:

  • Traxxas cars are known for their durability and high-quality build
  • They have a wide range of models catering to both beginners and advanced users
  • Traxxas offers excellent customer service and support
  • However, their cars can be on the more expensive side compared to other brands

It would be wise to research multiple brands and read reviews before making your purchase.

Clean and Lubricate the Parts

Cleaning and lubricating your Traxxas RC car is essential to prevent dirt, dust, and debris from causing damage and prolong the lifespan of the parts. Here are some tips on how to clean and lubricate your Traxxas RC car:

  • Use a soft brush or cloth to remove any visible dirt or dust from the car’s body, wheels, and suspension.
  • Use an air compressor or can of compressed air to blow away any debris from the motor, gears, and bearings.
  • Apply a small amount of silicon-based lubricant or WD-40 to the moving parts, such as the gears, the driveshaft, and the wheel hubs. Make sure not to over-lubricate or lubricate the electronic components.
  • Wipe off any excess lubricant with a clean cloth to avoid attracting more dirt and moisture.

You can also buy cleaning and lubrication products that are specifically designed for RC cars, such as the Traxxas Cleaning Kit or the Avid RC Bearing Oil. These products can help you achieve a deeper and more thorough cleaning and lubrication.

Keep in mind that cleanliness and lubrication are not one-time tasks but ongoing maintenance requirements. You should clean and lubricate your Traxxas RC car regularly, especially after each use or exposure to dirt and water. By doing so, you can enhance the performance and longevity of your beloved toy.

How do you clean and maintain an RC car?

  • After every use, remove the batteries to prevent corrosion and damage to electronic components.
  • Wipe down the exterior of the car with a soft cloth to remove any dirt or debris.
  • Clean the tires with a firm-bristled brush to remove any rocks or debris that may have become lodged during use.
  • Inspect the axles and gears for signs of wear and tear. If any are found, replace them as needed to prevent further damage.
  • Lubricate the moving parts of the car to prevent rust and ensure smooth operation.
  • Store the car in a dry, cool location to prevent damage from moisture or extreme temperatures.

For products and resources related to keeping your RC car in top shape, check out websites such as RC Driver and Redcat Racing.

Adjust the Settings and the Calibration

If you’ve replaced or cleaned the broken parts of your Traxxas RC car and it’s still not running smoothly, you might need to adjust the settings and calibration. By doing this, you can optimize the performance and handling of your RC car. Here are some tips on how to adjust the settings and calibration of your Traxxas RC car:

  • Modify the Gear Ratio: Changing the gear ratio can help you customize the speed, torque, and acceleration of your RC car. You can switch the pinion gear or the spur gear to achieve the desired ratio based on the type of terrain you’re driving on.
  • Tweak the Suspension: Adjusting the shock absorbers, springs, and oil viscosity can affect the behavior of the suspension. You can make the suspension softer or stiffer and lower or raise the ride height according to your preference and driving conditions.
  • Calibrate the Steering and Throttle: Your Traxxas RC car may come with a programmable electronic speed controller (ESC) that allows you to fine-tune the steering and throttle response, brake force, and motor timing. You can also use the included radio or transmitter to adjust the endpoints, trim, and other settings.


In conclusion, fixing a Traxxas RC car requires some patience, knowledge, and tools, but it’s also a fun and rewarding experience. By identifying the problem, replacing or cleaning the parts, adjusting the settings and calibration, and testing and fine-tuning the car, you can diagnose and solve most issues that your Traxxas RC car may encounter. You can also learn from your mistakes and experiment with various upgrades and modifications to enhance the performance and style of your RC car. Don’t forget to share your passion with fellow hobbyists and enthusiasts by joining online communities, attending events, or building your personal track. Happy driving!