{"product_id":"centric-121-39020-disc-brake-rotor","title":"Centric 121.39020 Disc Brake Rotor - Rear","description":"\u003ch2\u003eOverview of Centric C-TEK Standard Disc Brake Rotor 121.39020\u003c\/h2\u003e\u003cp\u003eThe Centric C-TEK Standard Disc Brake Rotor 121.39020 is engineered for reliable braking performance on select Volvo models. Designed as a solid rotor with a smooth surface, it provides consistent stopping power for vehicles like the Volvo 850, C70, S70, and V70.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Volvo 850, C70, S70, and V70 models\u003c\/li\u003e\n\u003cli\u003ePart number 121.39020 for precise identification\u003c\/li\u003e\n\u003cli\u003eSolid disc brake rotor with smooth surface finish\u003c\/li\u003e\n\u003cli\u003eOutside diameter of 11.614 inches (295 mm)\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 0.378 inches (9.6 mm) and discard thickness of 0.331 inches (8.4 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height of 2.835 inches (72 mm)\u003c\/li\u003e\n\u003cli\u003eFive lug holes with 0.581 inch (14.75 mm) diameter and 4.252 inch (108 mm) bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 2.677 inches (68 mm)\u003c\/li\u003e\n\u003cli\u003eWeight approximately 11.4 lbs (5.18 kgs)\u003c\/li\u003e\n\u003cli\u003eDoes not include ABS tone ring or bearings\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the C-TEK Standard Disc Brake Rotors Line\u003c\/h2\u003e\u003cp\u003eThe C-TEK Standard Disc Brake Rotors line by Centric offers rotors designed to meet or exceed OEM specifications for standard braking applications. This product line focuses on delivering consistent performance and durability with solid rotor construction and smooth surfaces, suitable for everyday driving conditions. The 121.39020 rotor is part of this line, providing a direct replacement option for compatible Volvo vehicles.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Centric disc brake rotor features a solid design with a smooth surface type, ensuring even pad contact and reliable braking response. The rotor measures 11.614 inches in outside diameter and has a nominal thickness of 0.378 inches, with a discard thickness of 0.331 inches, indicating when replacement is necessary. The overall height is 2.835 inches, and it includes five lug holes arranged on a 4.252 inch bolt circle diameter, matching the factory specifications for Volvo 850, C70, S70, and V70 models. The rotor does not include an ABS tone ring or bearings, so these components must be sourced separately if required.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement for worn or warped rotors causing brake pulsation\u003c\/li\u003e\n\u003cli\u003eRestores proper rotor thickness to maintain braking efficiency\u003c\/li\u003e\n\u003cli\u003eEliminates noise and vibration from uneven rotor surfaces\u003c\/li\u003e\n\u003cli\u003eAddresses rotor damage from corrosion or scoring\u003c\/li\u003e\n\u003cli\u003eEnsures compatibility with Volvo 850, C70, S70, and V70 braking systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify rotor dimensions and bolt pattern match vehicle specifications before installation\u003c\/li\u003e\n\u003cli\u003eEnsure hub surface is clean and free of rust to prevent rotor runout\u003c\/li\u003e\n\u003cli\u003eTorque lug nuts to manufacturer specifications to avoid rotor distortion\u003c\/li\u003e\n\u003cli\u003eReplace brake pads when installing new rotors for optimal performance\u003c\/li\u003e\n\u003cli\u003eCheck for ABS tone ring requirements as this rotor does not include one\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCentric C-TEK Standard Disc Brake Rotors are manufactured to meet OEM standards for fit, form, and function. While specific warranty details are not provided here, Centric typically offers coverage against defects in materials and workmanship. Using part number 121.39020 ensures compatibility and quality consistent with Volvo factory requirements.\u003c\/p\u003e","brand":"Centric","offers":[{"title":"Default Title","offer_id":44567979294901,"sku":"BKNJ-121.39020","price":41.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/CE_12139020_Fro_601a84ed-1ae1-48ea-a705-9c66fc0dd692.jpg?v=1774638430","url":"https:\/\/www.partcatalog.com\/products\/centric-121-39020-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}