drum brakes to disc conversion

Converting Drum Brakes to Disc Brakes A Comprehensive Guide

The braking system of a vehicle is critical for safety and performance. While drum brakes have been a reliable choice for many years, disc brakes are increasingly preferred for their superior performance, especially under high stress. This article explores the reasons behind converting drum brakes to disc brakes and offers a comprehensive guide on the conversion process.

Why Convert from Drum to Disc Brakes?

1. Improved Performance Disc brakes generally provide better stopping power than drum brakes. They dissipate heat more effectively, which reduces brake fade during heavy use, making them ideal for high-performance vehicles.

2. Faster Cooling The design of disc brakes allows them to cool down more quickly than drum brakes. This is because their exposed surface area is larger, which enhances air circulation around the brake components. Improved cooling translates to consistent performance and enhanced safety.

3. Easier Maintenance Generally, disc brakes are easier to inspect and service than drum brakes. With disc brakes, you can quickly check the condition of the pads and rotors without disassembling the entire assembly, which can save time and effort during maintenance.

4. Better Modulation Disc brakes provide improved brake modulation, allowing for finer control. This feature is particularly beneficial in performance driving or during emergency braking situations, where controlled deceleration is vital.

5. Reduced Weight In many cases, converting to disc brakes can reduce the weight of the braking system, which can improve overall vehicle performance and fuel efficiency.

The Conversion Process

1. Gathering Necessary Materials Before starting the conversion, ensure you have all the necessary components. These generally include disc brake calipers, rotors, mounting brackets, brake lines, and possibly a new master cylinder. Often, conversion kits are available that contain all needed parts specifically tailored to your vehicle make and model.

2. Lifting the Vehicle Safely lift the vehicle using a jack and secure it with jack stands. Ensure you have adequate workspace and tools handy.

3. Removing the Drum Brakes Start by removing the wheels and then disassemble the drum brake components. This typically involves removing the drum, backing plate, shoes, and hardware. Make sure to take note of how everything is assembled for reference during installation.

4. Installing the Disc Brake Components Begin by attaching the new mounting brackets to the hub. Then, install the brake rotors onto the wheel hub. After that, attach the calipers and ensure they are properly aligned with the rotors.

5. Setting Up the Brake Lines If the conversion requires new brake lines, replace the old lines with the new ones ensuring they are compatible with the new calipers. It’s critical to avoid any leaks and maintain proper routing to prevent interference with the steering or suspension components.

6. Bleeding the Brakes After everything is installed, pump the brake pedal to build pressure, and then bleed the brakes to remove any air from the system. This step is crucial to ensure the brakes function effectively.

7. Testing the System With everything installed, lower the vehicle, and conduct a brake test in a safe area to ensure everything is working correctly. Make gradual stops to familiarize yourself with the new braking system’s responsiveness.

Conclusion

Converting from drum brakes to disc brakes can significantly enhance your vehicle’s braking performance, safety, and maintenance ease. While the conversion process requires attention to detail and proper tools, the benefits of improved stopping power and reduced maintenance make it a rewarding upgrade for any vehicle enthusiast. Always consult service manuals or professionals if you’re unsure about any steps in the conversion process.