It might still be systemically racist, but at least the consequences thereof will be lower.
We've already tried reforming departments. It doesn't work. The entire management structure of your neighbourhood police department resists reform. The line officers resist reform. The police chief resists reform. No amount of winger-wagging at them will result in reform. No amount of sensitivity training or unconscious bias training, or body cams have managed to reign them in.
Wiping the slate clean, and starting over might.