{"product_id":"scitoo-front-left-right-disc-brake-calipers-assembly","title":"SCITOO Front Left \u0026 Right Disc Brake Calipers Assembly","description":"\u003cp\u003eIn this review the SCITOO front disc brake caliper assembly is evaluated for owners who need a direct replacement for Lexus RX350, Toyota Highlander and Toyota Sienna models from the 2010s. The bottom line: this kit is for DIY mechanics and independent shops that want a complete front driver and passenger side caliper set with brackets and robust iron pistons, and the single biggest reason to buy is the direct-fit design that arrives with mounting hardware to simplify installation and restore braking function quickly.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVehicle Coverage:\u003c\/strong\u003e Compatible with Lexus RX350 and a range of Toyota Highlander and Sienna engines, making it a convenient replacement for common 2010-2018 applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Front Set:\u003c\/strong\u003e The kit includes both left and right front calipers with brackets so both sides are replaced together for balanced braking performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurable Pistons:\u003c\/strong\u003e Each caliper uses two iron pistons with a 1.75 in (44.5mm) diameter for proven strength under heat and load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOE Fitment:\u003c\/strong\u003e Supplied to match OE mounting points and ports, including M7 x 1.0 inlet and M10 x 1.0 bleeder threads, which reduces the chance of fitment issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReady to Install:\u003c\/strong\u003e Calipers are coated and tested to meet or exceed OE standards and come with mounting hardware for a direct installation without modification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis caliper assembly is aimed at owners and mechanics who need an affordable, direct-replacement front caliper solution for Lexus RX350 2010-2015 and Toyota Highlander\/Sienna models 2010-2018. It suits people comfortable with brake service and bleeding procedures and who prefer replacing both front calipers and brackets in one job for consistent braking.\u003c\/p\u003e\n\u003cp\u003eThose who should look elsewhere include owners of non-listed model years or engine variants not mentioned in the coverage notes, and anyone unwilling to perform brake bleeding after installation; several users report the bleeding step can take extra time and attention.\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 fit and compatibility across listed Lexus and Toyota models, reducing fitment guesswork.\u003c\/li\u003e\n\u003cli\u003eDelivered as a complete front pair with brackets and hardware, saving time sourcing parts.\u003c\/li\u003e\n\u003cli\u003eSolid construction with iron pistons and a protective coating that customers say looks and feels durable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSeveral installers report that bleeding the calipers can be time consuming and may require patience or a second person.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSCITOO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eFront driver \u0026amp; passenger side for RX350, Highlander, Sienna\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOE Numbers\u003c\/td\u003e\n\u003ctd\u003e19B6274 (driver), 19B6275 (passenger)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Count\u003c\/td\u003e\n\u003ctd\u003e2 pistons per caliper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Diameter\u003c\/td\u003e\n\u003ctd\u003e1.75 in (44.5mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInlet Port Size\u003c\/td\u003e\n\u003ctd\u003eM7 x 1.0\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\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe SCITOO front caliper assembly is a practical, value-oriented replacement for owners of the listed Lexus and Toyota models who want a ready-to-install front pair with brackets and hardware. It offers solid construction and good fitment for the price, though installers should be prepared for careful bleeding during installation. Overall it represents sensible value for DIYers and independent shops that need dependable brake hardware.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill these calipers fit my Highlander or Sienna?\u003c\/strong\u003e\u003cbr\u003eThey fit the listed Highlander and Sienna model years and engine types noted in the product information; confirm your vehicle year and engine before purchase.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo these calipers come with mounting hardware?\u003c\/strong\u003e\u003cbr\u003eYes, the assembly includes brackets and mounting hardware to support direct installation without modification.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre there any known installation issues?\u003c\/strong\u003e\u003cbr\u003eMost buyers report good fit and finish, but several mention that bleeding the calipers can require extra time and attention.\u003c\/p\u003e","brand":"SCITOO","offers":[{"title":"Default Title","offer_id":48650559062235,"sku":"B0CKYV95SV","price":116.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71yCxZfabYL._AC_SL1500.jpg?v=1778555482","url":"https:\/\/gearmusthave.com\/products\/scitoo-front-left-right-disc-brake-calipers-assembly","provider":"GearMustHave","version":"1.0","type":"link"}