ApplicationCompatible for YamahaRhino 450 YXR450 2006-2009Rhino 660 YXR6602004-2007OEMandPart Number5UG-2580V-02-00,5UG-2580V-00-00SpecificationPlace on Vehicle: RearDiameter and thickness of brake disc:180mm/3.5mmBrake system: for TRWQuantity: Brake Caliper with pads as picture showReminder: Always inspect rotors for cracks and replace as necessary for longer brake pad life.Note*Hardware included for a complete removal and replacement. Just bolt on, bleed and top off fluid and ride.* Professional installation is highly recommended (No Instruction Included)* For any needs please contact us: SalesUS@Maxpeedingrods.com