But this time, it wasn't just holding a steel wheel to a drum. It was now part of a hydraulic system. When Jake eventually hit the brake pedal, fluid would push a piston, which would squeeze a pad, which would clamp a rotor. And the lug nut’s job was to make sure the wheel—and the rotor—stayed exactly where they belonged.
Pull off the old brake drum. If rusted, gently tap the perimeter with a mallet to break the scale free. lug nut 4x4 disc brake conversion
The conversion had begun.