Once corrosion takes hold on chrome or bare metal, restoring the original finish is far more difficult (and expensive) than simply preventing it in the first place.
A Product Worth Using
ACF-50 Anti Corrosion Formula is a widely-used corrosion inhibitor that’s popular for protecting electrics, fasteners, and unpainted metal on classic bikes.
When to Apply It
Applying a corrosion inhibitor straight after a wash, once the bike is fully dry, and again before any extended period of storage, gives the best ongoing protection.