{"product_id":"powerstop-ar8641evc-disc-brake-rotor","title":"PowerStop AR8641EVC Disc Brake Rotor - Rear","description":"\u003ch2\u003ePower Stop Rear Genuine Geomet Coated Rotor Overview\u003c\/h2\u003e\u003cp\u003eThe Power Stop - Rear Genuine Geomet Coated Rotor (Part Number AR8641EVC) is engineered for reliable braking performance on select Chevrolet and GMC trucks and SUVs. Designed with a rust-resistant Geomet coating and vented rotor construction, this disc brake rotor supports consistent stopping power and durability.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Chevrolet Astro, Avalanche 1500, Safari, Sierra 1500, Sierra 1500 Classic, Silverado 1500, Silverado 1500 Classic, Suburban 1500, Tahoe, Yukon, and Yukon XL 1500\u003c\/li\u003e\n\u003cli\u003ePart Number: AR8641EVC\u003c\/li\u003e\n\u003cli\u003eVented disc brake rotor design for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eRust-resistant Geomet coating to reduce corrosion\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 20.00 mm and discard thickness of 18.50 mm\u003c\/li\u003e\n\u003cli\u003eOverall height of 85.50 mm and outside diameter of 324.00 mm\u003c\/li\u003e\n\u003cli\u003eMounting bolt hole circle diameter of 139.70 mm with 6 lug holes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Rotor Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis Power Stop rear rotor features a vented design that enhances heat dissipation during braking, helping to maintain consistent performance under demanding conditions. The Geomet coating provides a protective layer against rust and corrosion, extending the rotor's service life. With a nominal thickness of 20.00 mm and a discard thickness of 18.50 mm, this rotor meets OEM specifications for thickness and durability. The rotor's overall height measures 85.50 mm, and it has an outside diameter of 324.00 mm, ensuring proper fitment and compatibility with the specified Chevrolet and GMC models. The mounting bolt hole circle diameter is 139.70 mm, accommodating 6 lug holes with a diameter of 5.50 mm each.\u003c\/p\u003e\u003ch2\u003eAbout the Power Stop - Rear Genuine Geomet Coated Rotor Line\u003c\/h2\u003e\u003cp\u003eThe Power Stop - Rear Genuine Geomet Coated Rotor product line focuses on delivering rotors with factory-level quality and corrosion resistance. The Geomet coating applied to these rotors provides enhanced protection against rust, which is especially beneficial for vehicles exposed to harsh weather or road conditions. This line is designed to meet or exceed OEM standards, making it a suitable replacement for rear disc brake rotors on compatible Chevrolet and GMC trucks and SUVs.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rear disc brake rotors on Chevrolet and GMC trucks and SUVs\u003c\/li\u003e\n\u003cli\u003eAddresses brake noise and vibration caused by uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eHelps restore proper braking performance and pedal feel\u003c\/li\u003e\n\u003cli\u003ePrevents premature rotor corrosion and rust buildup\u003c\/li\u003e\n\u003cli\u003eSupports safe braking under heavy load or towing conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure rotor thickness is above discard thickness (18.50 mm) before installation\u003c\/li\u003e\n\u003cli\u003eClean mounting surfaces to prevent rotor runout and vibration\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications for proper fitment\u003c\/li\u003e\n\u003cli\u003eInspect brake pads and replace if worn to ensure optimal rotor performance\u003c\/li\u003e\n\u003cli\u003eFollow vehicle-specific service manual instructions for rear rotor replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003ePower Stop rotors are manufactured to meet OEM standards for fit, form, and function. The Geomet coating enhances corrosion resistance, contributing to longer rotor life. While specific warranty details for part number AR8641EVC are not provided here, Power Stop typically offers limited warranties covering defects in materials and workmanship. Refer to official Power Stop documentation for complete warranty information.\u003c\/p\u003e","brand":"PowerStop","offers":[{"title":"Default Title","offer_id":43590208028853,"sku":"BHKQ-AR8641EVC","price":79.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/P8_AR8641EVC_Fro.jpg?v=1774635268","url":"https:\/\/www.partcatalog.com\/products\/powerstop-ar8641evc-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}