{"product_id":"autoround-brake-caliper-replacement-for-1999-2013-chevy-gmc-cadillac-hummer-front-rear-direct-fit-oe-quality","title":"Autoround Brake Caliper Replacement for 1999–2013 Chevy\/GMC\/Cadillac\/Hummer — Front\/Rear Direct-Fit, OE-Quality","description":"\u003cstrong\u003eAutoround 18B4728 \/ 18B4729 brake calipers are direct-fit replacement calipers engineered to meet OE specifications for select 1999–2013 Chevrolet, GMC, Cadillac and Hummer models.\u003c\/strong\u003e\n\n\u003cp\u003eThis replacement brake caliper from Autoround restores clamping force and fluid sealing for vehicles originally equipped with part numbers 184728, 184729 (and equivalent cross-references). Built to ISO-quality standards by an OEM-level manufacturer, the caliper is pressure- and leak-tested before shipping and includes a three-year QA backing from Autoround. The fitment list covers a wide range of full-size trucks, SUVs and vans — check compatibility notes carefully to ensure correct front or rear placement for your vehicle.\u003c\/p\u003e\n\n\u003ch3\u003eWhich vehicles and positions does this caliper fit?\u003c\/h3\u003e\n\u003cp\u003eThe Autoround caliper fits numerous GM vehicles across model years roughly 1999–2013. Compatibility is specific to front or rear axle, and some applications require identifying GVW, brake code, or piston configuration.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCadillac Escalade models (2002–2006) and Escalade EXT\/ESV front positions.\u003c\/li\u003e\n\u003cli\u003eHummer H2 rear (2003–2009) and multiple Chevrolet Silverado\/Sierra Suburban Tahoe applications.\u003c\/li\u003e\n\u003cli\u003eExpress\/Savana vans and GMC\/Yukon\/XL models with listed year and axle positions.\u003c\/li\u003e\n\u003cli\u003eCross-reference numbers: 18-B4728, 18-B4729, 18040100\/01, 25848000.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this caliper match OE quality and safety expectations?\u003c\/h3\u003e\n\u003cp\u003eAutoround calipers are produced to OE design tolerances and undergo factory inspection to ensure proper bore finish, piston fit, and bleed port integrity. Components use durable coatings and seals designed for long service life under road conditions.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eManufactured under ISO quality controls to OE dimensional standards.\u003c\/li\u003e\n\u003cli\u003eFactory-tested for leaks and functionality prior to shipment.\u003c\/li\u003e\n\u003cli\u003eDurable corrosion-resistant finish and factory-installed rubber seals.\u003c\/li\u003e\n\u003cli\u003eSupplied with manufacturer QA and customer support for three years.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I check before ordering and installing this caliper?\u003c\/h3\u003e\n\u003cp\u003eConfirm your vehicle’s year, make, model and whether the original caliper was front or rear, single- or dual-piston, or tied to a specific GVW\/brake code. Compare the OEM part numbers or cross-references to ensure a match and inspect mounting points and brake hose fittings during installation.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVerify OEM part numbers: 184728, 184729, 18-P4728, 18-P4729.\u003c\/li\u003e\n\u003cli\u003eConfirm axle position (front or rear) and piston configuration.\u003c\/li\u003e\n\u003cli\u003eCheck vehicle GVW or brake code when noted (some vans\/trucks require specific variants).\u003c\/li\u003e\n\u003cli\u003eBleed brake system after installation and inspect for leaks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAre there parts or services typically needed when replacing a caliper?\u003c\/h3\u003e\n\u003cp\u003eWhen replacing a caliper, technicians commonly replace brake pads, hardware, and sometimes the brake hose or rotor if worn. Proper installation includes bench-bleeding the caliper and torquing bolts to manufacturer specs to prevent uneven braking or leaks.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eInspect and replace brake pads and mounting hardware as needed.\u003c\/li\u003e\n\u003cli\u003eCheck rotor thickness and surface; resurface or replace if below spec.\u003c\/li\u003e\n\u003cli\u003eBleed the brake system, and torque caliper guide bolts to spec.\u003c\/li\u003e\n\u003cli\u003eUse compatible brake fluid and follow safety protocols for disposal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The Autoround 18B4728\/18B4729 caliper is intended for DIY mechanics and professional shops replacing worn, corroded, or leaking calipers on compatible GM full-size trucks, SUVs, and vans. It suits owners who need a direct-fit OE-style replacement with factory testing and a multi-year QA period. If you are unsure about fitment, verify your vehicle’s OEM part number, axle position and any GVW or brake-code details before purchase or contact Autoround Customer Service for guidance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this caliper fit my 2005 Silverado 1500?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Possibly — this caliper fits many 2005 Silverado 1500 front applications, especially with rear disc brakes. Confirm by comparing your OEM part number or axle position.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does Autoround include warranty or support?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — Autoround provides three years of QA and customer support via Autoround Customer Service for fitment and product questions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Autoround","offers":[{"title":"Default Title","offer_id":48081569185950,"sku":"B0BR574Q43","price":181.98,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/autoround-caliper-front-view.jpg?v=1785808119","url":"https:\/\/northtrailauto.ca\/products\/autoround-brake-caliper-replacement-for-1999-2013-chevy-gmc-cadillac-hummer-front-rear-direct-fit-oe-quality","provider":"North Trail Auto","version":"1.0","type":"link"}