Guides

Looking for help understanding a vehicle, part, or tool for your next project? The Guides section is here to help. Here you’ll find CARiD explainers for everything from common repairs and maintenance procedures to advanced advice about building your dream ride.

Ready for a new set of wheels? Before choosing, read this and get schooled on the importance of diameter, width, offset, backspacing, center bore, and bolt patterns.
Replacing a timing belt before it suffers complete failure can save thousands of dollars worth of repairs, including the need for a new engine.
Also known as dampers, these crucial suspension components play an important role in vehicle safety, comfort, and performance.
Bad spark plugs lead to poor fuel efficiency, rough idling, loss of power, and more, and this guide will teach you how to tell when it’s time to replace them.
Unlike many parts of your vehicle, brake calipers don’t have a set replacement interval, so how do you know when they’re bad?
Replacing a bad alternator keeps the battery charged and helps prevent you from getting stranded in the middle of nowhere.
Without knowing the cab and bed style of a truck, there’s a big risk of buying accessories that don’t fit.
Replacing brake fluid is one of the easiest ways to extend the life of your car’s brakes while ensuring the best performance along the way.
Off-road tire sizes might seem a bit weird at first, but they’re actually easier to understand than normal tire sizes.