
Originally Posted by
mbeige
Most of the time the rotors are designed to withstand extreme changes in temperatures but I'm sure they're shielded well enough from the huge splashes. Of course it pays to slow down as this is the most dangerous part of a downpour because the water will force the road dirt and oil to float on water making a thin film of fluid to tread on. This is aggravated by a huge downpour and worse if your car's tires are worn, hydroplaning is more likely to happen. The change in temperature will also lessen the tire grip on the road, and this combined with the floating oil and debris will make things harder for the first few minutes of the downpour kaya take it slow.