how to convert drum to disc brakes

How to Convert Drum Brakes to Disc Brakes A Comprehensive Guide

Converting drum brakes to disc brakes is a popular modification among car enthusiasts seeking better performance, safety, and aesthetics for their vehicles. Disc brakes provide superior heat dissipation, improved stopping power, and a more responsive feel compared to drum brakes. This guide will walk you through the essential steps involved in this conversion, ensuring a smooth and efficient process.

Why Convert from Drum to Disc Brakes?

Before diving into the conversion process, it’s important to understand why many car owners choose to make this switch. Here are some key benefits of disc brakes

1. Improved Performance Disc brakes respond faster and provide greater stopping power due to their design, which allows for better heat dissipation. This means reduced brake fade during extended use.

2. Better Aesthetics Disc brakes often look more modern and can enhance the overall appearance of your vehicle. They offer a cleaner and more sophisticated look compared to traditional drum brakes.

3. Easier Maintenance Disc brakes are generally easier to inspect and service. Accessing brake pads is simpler as they are located on the outside of the rotor, making replacements quicker and less labor-intensive.

4. Enhanced Safety With their superior stopping ability, disc brakes can contribute to overall vehicle safety. They perform better in wet conditions and offer enhanced control during hard braking situations.

Necessary Tools and Parts

Before starting the conversion, it’s essential to gather all necessary tools and parts

- New disc brake assemblies (calipers and rotors) - Brake pads - Hub assemblies (may vary based on the vehicle) - Brake lines and fittings (if needed) - Brake fluid - Basic hand tools (wrenches, sockets, screwdrivers) - Jack and jack stands

Step-by-Step Conversion Process

1. Preparation Start by safely lifting your vehicle with a jack and securing it with jack stands. Remove the wheels to access the brake components.

2. Remove the Drum Brakes Detach the drum brake assembly by removing the retaining screws and disconnecting the brake lines. Pay careful attention to how the components are assembled, as you will need to refer to this during reinstallation.

3. Install the New Hub Assembly Depending on your car's design, you may need to replace your existing hub assembly with one that is compatible with disc brakes. Follow the manufacturer’s instructions to ensure correct installation.

4. Mount the Calipers and Rotors Secure the new disc brake rotor onto the hub assembly. Next, mount the caliper brackets to the same location where the drum brakes were supported. Make sure to properly torque all bolts according to the specifications provided by the kit manufacturer.

5. Attach the Brake Lines Connect the new brake lines to the calipers. Ensure that all connections are secure and there are no leaks. If your conversion requires new hard lines or a different master cylinder, follow the specific guidelines provided in the brake kit.

6. Install Brake Pads With calipers in place, insert the new brake pads into the calipers. Ensure they are orientated correctly and are seated properly.

7. Bleed the Brake System It’s vital to remove any air from the brake lines. Use a brake bleeder tool or have a friend pump the brakes while you open the bleeder valve on the caliper to release trapped air. Continue until you see a steady stream of brake fluid without bubbles.

8. Reassemble and Test After everything is back in place, reattach the wheels and lower the vehicle. Test the brakes at low speeds in a safe area to ensure they function properly before returning to regular driving conditions.

Conclusion

Converting drum brakes to disc brakes can significantly improve your vehicle’s braking performance and reliability. While the process may require some technical knowledge, the benefits are well worth the effort. With proper tools and patience, you can achieve a safer and more responsive braking system for your car. Always remember to check your local regulations regarding brake modifications to ensure compliance. Happy driving!