{"product_id":"powerstop-jbr739scr-disc-brake-rotor-rear","title":"PowerStop JBR739SCR Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003ePowerStop JBR739SCR is a rear disc brake rotor built as a direct bolt-on replacement for original equipment. It is designed for Lexus applications that need OE-style fitment, smooth braking performance, and corrosion protection around the hat and edge.\u003c\/p\u003e\u003cp\u003eThis rotor fits 1998-2005 Lexus GS300, rear; 2001-2005 Lexus GS430, rear; 2001-2005 Lexus IS300, rear; 1998-2000 Lexus GS400, rear; and 2002-2010 Lexus SC430, rear. The JBR739SCR also cross-references Toyota\/Lexus OE numbers 42431-30260 and 42431-53011 for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePartially coated rotor with silver epoxy on corrosion-prone areas\u003c\/li\u003e\n\u003cli\u003eRust-resistant finish on the hat, outer edge, and vanes\u003c\/li\u003e\n\u003cli\u003eFull cast construction with mill balancing\u003c\/li\u003e\n\u003cli\u003eSmooth, solid rotor design for OE-style braking feel\u003c\/li\u003e\n\u003cli\u003eMatches original equipment weight and vane count for fitment consistency\u003c\/li\u003e\n\u003cli\u003eRear brake rotor for Lexus GS, IS, and SC applications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003ePowerStop’s coated hat and edge rotor line focuses on OE replacement fitment with added corrosion protection where it matters most. The JBR739SCR uses a full cast, solid rotor design with a smooth surface and mill-balanced construction to align with original equipment specifications. Its 307.00 mm outside diameter, 144.30 mm bolt circle, and 5-lug pattern support the correct rear brake setup on the listed Lexus models.\u003c\/p\u003e\u003cp\u003eFor drivers maintaining a Lexus GS300, GS430, IS300, GS400, or SC430, this rotor provides a direct replacement path without changing the original brake layout. The coated finish helps preserve appearance behind alloy wheels while the rotor’s OE-matched design supports consistent installation and serviceability. PowerStop JBR739SCR is a practical choice when replacing a rear brake rotor on compatible Lexus vehicles.\u003c\/p\u003e\u003ch2\u003eWhat It Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCorrosion on exposed rotor surfaces\u003c\/li\u003e\n\u003cli\u003eBrake vibration caused by worn or uneven rotors\u003c\/li\u003e\n\u003cli\u003eLoss of braking consistency from rotor wear\u003c\/li\u003e\n\u003cli\u003eVisible rust buildup behind alloy wheels\u003c\/li\u003e\n\u003cli\u003eFitment issues from non-OE-style replacement parts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstall as a rear brake rotor on the listed Lexus applications only. Verify disc dimensions, bolt circle, and hub fit before installation. The rotor is solid and does not include an ABS tone ring. Follow standard brake service procedures and inspect pads, calipers, and related hardware during replacement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003ePowerStop designs this rotor to match original equipment performance and specifications, including weight and vane count, for confirmed fitment on the listed applications. The coated finish adds corrosion resistance to the hat, outer edge, and vanes for long-term appearance and service support.\u003c\/p\u003e","brand":"PowerStop","offers":[{"title":"Default Title","offer_id":53609647767733,"sku":"BHKQ-JBR739SCR","price":78.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/P8_JBR739SCR_Fro.jpg?v=1793078373","url":"https:\/\/www.partcatalog.com\/products\/powerstop-jbr739scr-disc-brake-rotor-rear","provider":"PartCatalog","version":"1.0","type":"link"}