{"product_id":"bosch-53011530-disc-brake-rotor-rear","title":"Bosch 53011530 Disc Brake Rotor - Rear","description":"\u003ch2\u003eBosch QuietCast Rear Brake Rotor for MX-5 Miata\u003c\/h2\u003e\u003cp\u003eThe Bosch QuietCast Disc Brake Rotor, part number 53011530, is a rear replacement rotor built for the Mazda MX-5 Miata and Fiat 124 Spider. It uses an iron alloy construction with a smooth brake surface and Geomet disc finish to support consistent braking performance and corrosion resistance.\u003c\/p\u003e\u003cp\u003eFor drivers searching for a rear brake rotor for 2016-2025 Mazda MX-5 Miata or 2017-2020 Fiat 124 Spider, this Bosch QuietCast rotor is a direct-fit option with the correct 4-bolt pattern and 55 mm center bore. The 53011530 rotor is also a solid, conventional rotor without a hub assembly.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBosch QuietCast Disc Brake Rotor, part number 53011530\u003c\/li\u003e\n\u003cli\u003eRear disc brake rotor for Mazda MX-5 Miata and Fiat 124 Spider applications\u003c\/li\u003e\n\u003cli\u003eIron alloy construction with a smooth brake surface\u003c\/li\u003e\n\u003cli\u003eGeomet disc finish and coated hat finish for rust resistance\u003c\/li\u003e\n\u003cli\u003eDirectional brake surface design\u003c\/li\u003e\n\u003cli\u003eSolid, conventional rotor without hub assembly\u003c\/li\u003e\n\u003cli\u003e4 mounting bolt holes with a 100 mm bolt circle diameter\u003c\/li\u003e\n\u003cli\u003e55 mm center bore diameter and 280 mm outside diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eBosch QuietCast brake rotors are built for drivers who want a precise OE-style replacement with attention to surface finish and corrosion protection. This rotor uses a smooth braking surface, Geomet coating on the disc, and a coated hat finish to help maintain appearance and resist rust in everyday driving conditions. The 53011530 rotor measures 280 mm in outside diameter and 9.5 mm nominal thickness, with a 35.7 mm overall height.\u003c\/p\u003e\u003cp\u003eThis part cross-references 68313167AA and N25126251 for the same application. It is a strong fitment match for rear brake service on the Mazda MX-5 Miata and Fiat 124 Spider, especially when replacing a worn, scored, or rusted rotor.\u003c\/p\u003e\u003ch2\u003eCommon Brake Issues This Rotor Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pulsation caused by rotor wear or thickness variation\u003c\/li\u003e\n\u003cli\u003eVisible scoring, grooves, or uneven rotor surface wear\u003c\/li\u003e\n\u003cli\u003eRust buildup on the braking surface or hat area\u003c\/li\u003e\n\u003cli\u003eReduced braking consistency from an out-of-spec rear rotor\u003c\/li\u003e\n\u003cli\u003eNoisy braking related to rotor surface condition\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2016-2025 Mazda MX-5 Miata, rear\u003c\/li\u003e\n\u003cli\u003eFits 2017-2020 Fiat 124 Spider, rear\u003c\/li\u003e\n\u003cli\u003eVerify rotor thickness, center bore, and bolt pattern before installation\u003c\/li\u003e\n\u003cli\u003eInspect pads, caliper hardware, and hub condition during brake service\u003c\/li\u003e\n\u003cli\u003eClean the rotor and hub mating surfaces before mounting\u003c\/li\u003e\n\u003cli\u003eFollow the vehicle manufacturer’s brake service procedure and torque specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eBosch QuietCast rotors are engineered with corrosion-resistant finishes and OE-style dimensions for accurate replacement fitment. Part number 53011530 is built to match the listed rear applications for the Mazda MX-5 Miata and Fiat 124 Spider.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":51810586034357,"sku":"BBHK-53011530","price":60.57,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_53011530_Fro.jpg?v=1774642891","url":"https:\/\/www.partcatalog.com\/products\/bosch-53011530-disc-brake-rotor-rear","provider":"PartCatalog","version":"1.0","type":"link"}