A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Why aren't disc brakes used in all 4 wheels of a car?

Best Answers

In addition to all the other answers I’d like to point out why drum brakes aren’t used on the front wheels. Drum brakes don’t provide equal braking power from one side to the other. read more

4 wheel disc brakes offer a number of advantages, the first of which is maintaining brake balance under different situations such as normal, and very heavy brake use. Disc brakes also lend themselves to being more effective with ABS systems, and lastly have the advantage of reducing unsprung weight. As far as AWD vs 2WD, the main difference would of course be drag. Try pushing an AWD car around a parking lot, and then do the same with a similar sized 2WD. read more

All cars sold in the United States use disc brakes for the front wheels, but many cars still use drum brakes in the rear. Braking causes the car's weight to shift forward; as a result, about 70% of the work is done by the front brakes. read more

Encyclopedia Research

Wikipedia:

Related Question Categories

Further Research

How do brakes work?
www.explainthatstuff.com

How the braking system works
www.howacarworks.com