{"product_id":"zimmermann-150-2977-20-disc-brake-rotor-front-left","title":"Zimmermann 150.2977.20 Disc Brake Rotor - Front Left","description":"\u003ch2\u003eBrake Rotor Overview\u003c\/h2\u003e\u003cp\u003eThis Zimmermann disc brake rotor is built for specific BMW and Mini applications that require a front left fitment. It combines an internally vented design with a coated surface and high-carbon machining for consistent braking performance and corrosion resistance.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFits 2021 BMW 228i Gran Coupe, front left.\u003c\/li\u003e\n\u003cli\u003eFits 2020-2021 BMW 228i xDrive Gran Coupe, front left.\u003c\/li\u003e\n\u003cli\u003eFits 2020-2021 BMW X1, front left.\u003c\/li\u003e\n\u003cli\u003eFits 2020-2021 BMW X2, front left.\u003c\/li\u003e\n\u003cli\u003eFits 2020 BMW M235i xDrive Gran Coupe, front left.\u003c\/li\u003e\n\u003cli\u003eFits 2020 Mini Cooper Clubman, front left.\u003c\/li\u003e\n\u003cli\u003eFits 2020 Mini Cooper Countryman, front left.\u003c\/li\u003e\n\u003cli\u003eInternally vented rotor construction helps manage heat during repeated braking.\u003c\/li\u003e\n\u003cli\u003eCoated surface supports corrosion resistance and cleaner long-term appearance.\u003c\/li\u003e\n\u003cli\u003eECE R90 approved for regulated aftermarket brake replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eZimmermann 150.2977.20 is a front left disc brake rotor engineered for BMW 228i Gran Coupe, BMW X1, BMW X2, and Mini Cooper Clubman and Countryman applications listed in the fitment data. The rotor uses a high-carbon machined design with a 360 mm outer diameter, 30 mm thickness, and 28.4 mm minimum thickness, along with a 112 mm bolt circle and 6\/5 hole arrangement. The coated finish and internally vented construction support stable braking characteristics and help resist surface corrosion. Part number 150.2977.20 also cross-references 150.2977.32 for the same application.\u003c\/p\u003e\u003ch2\u003eWhat It Is Used For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake pulsation caused by worn or uneven rotor surfaces.\u003c\/li\u003e\n\u003cli\u003eReduced braking consistency from heat buildup in repeated stops.\u003c\/li\u003e\n\u003cli\u003eCorrosion on exposed rotor surfaces.\u003c\/li\u003e\n\u003cli\u003eRotor replacement on BMW and Mini front left brake service.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify rotor dimensions, bolt pattern, and centering diameter before installation. Confirm the vehicle application matches the listed front left fitment for BMW and Mini models. Inspect pads, caliper condition, and hub surface during brake service to help ensure proper rotor seating.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eThis Zimmermann rotor carries ECE R90 approval, indicating compliance with recognized aftermarket brake performance standards. Part number 150.2977.20 is manufactured to match the specified application requirements for the listed BMW and Mini vehicles.\u003c\/p\u003e","brand":"Zimmermann","offers":[{"title":"Default Title","offer_id":53534307680437,"sku":"BKND-150.2977.20","price":191.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/ZI_150297720_Fro.jpg?v=1792134333","url":"https:\/\/www.partcatalog.com\/products\/zimmermann-150-2977-20-disc-brake-rotor-front-left","provider":"PartCatalog","version":"1.0","type":"link"}