Brake Disc 55083 BRAKE Disc Application Summary:Â Chevrolet,Pontiac Product Description Front axle Height: 46.7mm Diameter: 256mm Pitch circle diameter: 100mm Brake disc thickness: 24mm Minimum thickness: 22mm Number of holes: 4 Solid or vented: V Stud supplied: no Style: full cast AIMCO: 55083 Applications: Chevrolet and Pontiac Detailed Applications Chevrolet,Pontiac As a car brake parts exporter, we supply brake disc, pad, cylinder and shoe, clutch master and slave cylinder.