Should my alloy wheels be peeling?

I have recently bought a Volvo V60 2021 plate and the alloys were refurbished just before I bought it but I have noticed the black part of the alloys has started to peel and underneath it is a shiny black...

Can you repair diamond cut alloy wheels?

Once water has got behind the lacquer finish of diamond cut wheels, can anything be done to reduce the rate of deterioration ?