Quad Logic Rear Left Brake Caliper Polaris RZR / Sportsman Replace a worn or damaged brake caliper with a direct OE style replacement from Quad Logic. This brake caliper offers a precise fit and is compatible with both OEM and aftermarket master cylinders. Installation is streamlined, utilizing the existing brake line without the need for additional modifications. Features: OE style replacement Works with OEM and aftermarket master cylinders Sold individually, left and right Replaces OEM part numbers: 1911216, 1911544