Impossible to answer unless you tell us name and year of vehicle. -They are NOT all the same !
You have drum brakes on the rear.
( 1 ) on each of the rear drum brakes
Drum brakes.
front front - rear rear.
LS6 Chevelles had rear disc-brakes
disc brakes - front and rear
The front and rear brakes are both made of ceramic. i bought front and rear brakes on eBay for $80 total.
On a Ford Explorer : 1991 to 1994 model years have ( drum brakes on the rear ) 1995 and newer models have ( disc brakes on the rear )
Front brakes have significantly more stopping power than rear brakes.
The rear brakes on a 1984 Chevy truck are drum brakes.
More information. There generally isn't a fuse for rear brakes.
Of course. All vehicles have front & rear brakes.