EBC 180mm Contour Brake Rotor Upgrade Kit | Bicycle & E-Bike dial plate Outer Diameter (small tooth gear):

Outer Diameter (small tooth gear): 40mm

forged aluminum assembly designed to reduce rotational mass and significantly improve throttle response

Original ZNEN Part Number: 45200-XSG-E000

as they trap dirt inside the tumblers and make the problem worse in the long run

EBC 180mm Contour Brake Rotor Upgrade Kit | Bicycle & E-Bike dial plate Outer Diameter (small tooth gear):Boost your stopping power by up to 20% with the EBC MTBD160 180C 180mm Contour Brake Rotor Upgrade Kit. This kit converts your existing 160mm disc setup to a 180mm rotor without changing your caliper, cables, hydraulics, or lever. Includes a relocation bracket that repositions your stock caliper to align with the new oversized rotor. All you need are two allen keys. Premium heat treated stainless steel, diamond ground, and compatible with every type