Premium Quality Replacement PartFRONT LEFT / RIGHT and REAR BRAKE DISC ROTORFor POLARIS Models:Scrambler 500 4×4 2010-2012Scrambler 500 4×4 Intl 2010-2012Trail Blazer 330 2010-2013Trail Blazer 330 Intl 2010-2013Trail Boss 330 2010-2013Trail Boss 330 Intl 2010-2013Part Number:5253186 (Rear Disc)5244314 (Front Disc)Dimensions:Front Disc Inner Diameter 3.50″ | 89mmFront Outer Diameter 9.0″ | 229mmFront Disc Thickness 0.15″ | 4mmRear Outer Diameter 8.0″ | 203mmRear Disc Thickness 0.18″ | 4.75mmRear Disc Mounting Hole Distance 3.7″ | 94mm Order Includes:2x Front Brake Disc1x Rear Brake Disc**