{"product_id":"dynamic-friction-355-46021-brake-master-cylinder","title":"Dynamic Friction 355-46021 Brake Master Cylinder","description":"\u003ch2\u003eDFC Brake Master Cylinder for Cadillac ATS and CTS\u003c\/h2\u003e\u003cp\u003eThe Dynamic Friction DFC Brake Master Cylinder, part number 355-46021, is a direct-fit hydraulic brake component for select Cadillac ATS and CTS applications. It is built for vehicles with standard or performance brake configurations listed below, including Brembo front caliper and J55\/J56 brake packages.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake master cylinder for hydraulic brake system service\u003c\/li\u003e\n\u003cli\u003eFits 2013-2015 Cadillac ATS, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2016-2019 Cadillac ATS, N\/A, Standard Brakes; Brembo Front Calipers\u003c\/li\u003e\n\u003cli\u003eFits 2015-2019 Cadillac CTS, N\/A\u003c\/li\u003e\n\u003cli\u003eFits 2014 Cadillac CTS, N\/A, Heavy Duty Brakes (J55) Vsport; Performance Brakes (J56)\u003c\/li\u003e\n\u003cli\u003eDynamic Friction DFC Brake Master Cylinder line\u003c\/li\u003e\n\u003cli\u003ePart number 355-46021 for application matching\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details\u003c\/h2\u003e\u003cp\u003eThe DFC Brake Master Cylinder is part of Dynamic Friction’s brake hydraulics lineup and is specified for Cadillac ATS and Cadillac CTS models across multiple years. Use 355-46021 when replacing a worn or leaking master cylinder on vehicles listed in the fitment data, including ATS models with standard brakes or Brembo front calipers and CTS models with standard, heavy-duty, or performance brake packages. This part cross-references Monroe Shocks \u0026amp; Struts (e.g., 172286, 182286) for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Issues This Part Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLow or inconsistent brake pedal response caused by master cylinder wear\u003c\/li\u003e\n\u003cli\u003eExternal brake fluid leakage at the master cylinder\u003c\/li\u003e\n\u003cli\u003eInternal hydraulic bypass that affects pedal feel\u003c\/li\u003e\n\u003cli\u003eBrake warning concerns tied to master cylinder failure\u003c\/li\u003e\n\u003cli\u003eUneven hydraulic pressure delivery in the brake system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eConfirm the brake package on the vehicle before ordering, especially on Cadillac ATS and CTS models with Brembo, J55, or J56 brake equipment. After installation, bleed the brake system thoroughly and verify pedal firmness and fluid level before returning the vehicle to service. Match the part number 355-46021 to the listed fitment for proper application selection.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDynamic Friction’s DFC Brake Master Cylinder line is cataloged for specific vehicle and brake-package applications to support accurate replacement selection.\u003c\/p\u003e","brand":"Dynamic Friction","offers":[{"title":"Default Title","offer_id":43389453500597,"sku":"HBHR-355-46021","price":202.77,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DF_35546021_Generic.jpg?v=1774726608","url":"https:\/\/www.partcatalog.com\/products\/dynamic-friction-355-46021-brake-master-cylinder","provider":"PartCatalog","version":"1.0","type":"link"}