The thickness of the back plate of the disc brake pad is generally 5~6·5mm, and some brake pads are also available.
The backing plate has a thickness of 4.5 mm. The thickness of the backboard is generally required by the automobile manufacturer.
The design is proposed, the model is smaller or the car is not very heavy, generally 5mm
Left and right, if the car is heavy, it is about 6.5mm.