This is the one single brake disc. If you plan to change discs on the entire axle then you should buy two products.
Dimensions and size
Brake Disc Thickness
23
mm
Centering Diameter
71
mm
Height
45
mm
Minimum thickness
20
mm
Outer Diameter
315
mm
The original Zimmermann® brake disc responds to the highest quality and original requirements of vehicle manufacturers. The exceptional braking result is achieved by combining high-quality cast materials with anti-corrosion protection Coat Z™. Zimmermann® brake disc has significantly longer life and outstanding resistance to thermo-mechanical deformation.