REPLACEMENT GLASS Even if mirror has a crack or bad blemish, you'll not get that precious MOT pass so don't risk it. Fit a Zeus Automotive replacement mirror glass today. It's easy and inexpensive - the fast and simple way to make your car legal and SAFE! Our range of replacement mirror glass from Zeus has been designed to be a inexpensive and quick way to replace your cracked or broken mirror glass. Just remove any loose fragments of original mirror glass and stick the self-adhesive backed replacement straight on.