{"product_id":"rear-left-brake-caliper-with-bracket-18-b5030-reliable-replacement","title":"Rear Left Brake Caliper With Bracket 18-B5030 - Reliable Replacement","description":"\u003cp\u003eOur review of the Rear Left Brake Caliper With Bracket (18-B5030) focuses on drivers who need a direct replacement for late-model full-size GM SUVs and trucks. The bottom line is straightforward: this caliper is best for owners of Escalade, Tahoe, Suburban, Silverado and similar models who want an OEM-spec fit and solid braking function at a reasonable price. It installs as a rear driver side unit and aims to match original equipment dimensions and performance, making it a practical choice when a worn or leaking caliper needs replacement.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle fitment:\u003c\/strong\u003e Covers a wide range of Cadillac, Chevrolet and GMC models so buyers can confidently match the caliper to compatible years and trims.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCaliper construction:\u003c\/strong\u003e Built to strict quality control standards and designed to meet or exceed OEM specifications for dependable braking response.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePiston design:\u003c\/strong\u003e Single 2 in phenolic piston reduces weight and resists heat transfer for consistent brake feel under normal driving conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard ports:\u003c\/strong\u003e M10 x 1.0 bleeder and inlet ports allow direct connection to existing brake lines and bleed fittings without adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage content:\u003c\/strong\u003e Ships as a complete rear driver side caliper with bracket for a straightforward swap when replacing a damaged or seized unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis caliper is aimed at owners and independent mechanics working on 2007 to 2018 Cadillac Escalade variants, 2007 to 2018 Chevrolet Silverado 1500 and Tahoe, 2007 to 2018 GMC Sierra and Yukon models, and compatible Suburban and Avalanche years. It is a good fit for people who prefer parts that follow OEM specifications and who want a mostly plug-and-play replacement without needing extensive modification.\u003c\/p\u003e\n\u003cp\u003eIt is not intended for buyers who need fully rebuilt or performance-ported calipers, nor for those seeking calipers preassembled with pads or with custom coatings guaranteed against chipping. Customers with unusual brake line adapters or nonstandard fittings should verify port compatibility before ordering.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGood vehicle coverage across Cadillac, Chevrolet and GMC full-size SUVs and trucks, simplifying part selection.\u003c\/li\u003e\n\u003cli\u003eMeets or exceeds OEM specifications, so brake feel and function are comparable to factory units.\u003c\/li\u003e\n\u003cli\u003ePhenolic 2 in piston offers reduced heat transfer and lightweight operation, aiding brake pedal stability.\u003c\/li\u003e\n\u003cli\u003eIncludes bracket and is packaged as a rear driver side unit for an easier replacement process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSome installers report alignment or fitment challenges during installation, so basic mechanical skill is helpful.\u003c\/li\u003e\n\u003cli\u003eA few customers noted cosmetic coating wear over time, so the painted finish may not be as durable as the internal components.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eFitment\u003c\/td\u003e\n\u003ctd\u003eCadillac, Chevrolet, GMC rear driver side (selected 2007-2018 models)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBleeder port size\u003c\/td\u003e\n\u003ctd\u003eM10 x 1.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet port size\u003c\/td\u003e\n\u003ctd\u003eM10 x 1.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston diameter\u003c\/td\u003e\n\u003ctd\u003e2 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston count\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston material\u003c\/td\u003e\n\u003ctd\u003ePhenolic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage includes\u003c\/td\u003e\n\u003ctd\u003e1 x brake caliper with bracket (rear driver side)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 18-B5030 rear left caliper is a practical, value-oriented replacement for owners of compatible Cadillac, Chevrolet and GMC trucks and SUVs who need to restore braking function without paying dealer prices. Its OEM-style sizing, phenolic piston and standard ports make it a sensible swap for many DIYers and shops, though installers should be prepared for occasional alignment tweaks and take care with the painted finish.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this caliper fit my 2011 Silverado?\u003c\/strong\u003e\u003cbr\u003eIt fits Silverado 1500 models between 2007 and 2018; verify left rear driver side application and port thread sizes before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the bleeder and inlet ports standard?\u003c\/strong\u003e\u003cbr\u003eYes, both the bleeder and inlet use M10 x 1.0 threads to match common OEM fittings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the piston metal or plastic?\u003c\/strong\u003e\u003cbr\u003eThe single piston is phenolic, chosen to reduce heat transfer and weight while maintaining brake performance.\u003c\/p\u003e","brand":"cciyu","offers":[{"title":"Default Title","offer_id":48231324319963,"sku":"B0CL3TKJSY","price":60.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/619M6gcRo5L._AC_SL1500.jpg?v=1770660602","url":"https:\/\/gearmusthave.com\/products\/rear-left-brake-caliper-with-bracket-18-b5030-reliable-replacement","provider":"GearMustHave","version":"1.0","type":"link"}