{"product_id":"raybestos-980427-disc-brake-rotor","title":"Raybestos 980427 Disc Brake Rotor - Front","description":"\u003ch2\u003eOverview of Raybestos Specialty - Truck Disc Brake Rotor 980427\u003c\/h2\u003e\u003cp\u003eThe Raybestos Specialty - Truck Disc Brake Rotor 980427 is engineered for reliable braking performance on select Mercedes-Benz truck models. Designed as a vented, conventional rotor, it offers precise fitment and durability for vehicles like the GL320, ML350, and R500.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eVented disc brake rotor for improved heat dissipation\u003c\/li\u003e\n\u003cli\u003eNominal thickness of 1.260 inches (32.000 mm) with discard thickness at 1.157 inches (29.400 mm)\u003c\/li\u003e\n\u003cli\u003eOverall height of 2.146 inches (54.500 mm)\u003c\/li\u003e\n\u003cli\u003eOutside diameter measuring 12.992 inches (330.000 mm)\u003c\/li\u003e\n\u003cli\u003eFive mounting bolt holes with a 4.409 inch (112.000 mm) bolt circle diameter\u003c\/li\u003e\n\u003cli\u003eCenter hole diameter of 2.638 inches (67.000 mm)\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Mercedes-Benz truck models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eRaybestos Specialty - Truck Product Line Details\u003c\/h2\u003e\u003cp\u003eThe Specialty - Truck line from Raybestos focuses on heavy-duty brake components tailored for truck applications. This product line emphasizes durability and performance under demanding conditions, making it suitable for Mercedes-Benz trucks requiring robust braking solutions. The 980427 rotor exemplifies this with its vented design and precise specifications to maintain braking efficiency and safety.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications and Features\u003c\/h2\u003e\u003cp\u003eThis disc brake rotor features a vented design that enhances cooling during braking, reducing the risk of brake fade. The nominal thickness of 1.260 inches (32.000 mm) ensures structural integrity, while the discard thickness of 1.157 inches (29.400 mm) indicates the minimum safe thickness before replacement is necessary. The rotor’s overall height of 2.146 inches (54.500 mm) and outside diameter of 12.992 inches (330.000 mm) provide the correct dimensions for proper fitment. The five mounting bolt holes with a 4.409 inch (112.000 mm) bolt circle diameter and a center hole diameter of 2.638 inches (67.000 mm) ensure compatibility with specified Mercedes-Benz models.\u003c\/p\u003e\u003ch2\u003eCompatible Mercedes-Benz Models and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMercedes-Benz GL320, GL450, GL550\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz ML320, ML350, ML450, ML500, ML550\u003c\/li\u003e\n\u003cli\u003eMercedes-Benz R320, R350, R500\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis rotor is designed specifically for these models, providing a direct replacement that meets factory specifications.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by Raybestos Rotor 980427\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake rotor warping causing vibration during braking\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency due to worn or thin rotors\u003c\/li\u003e\n\u003cli\u003eOverheating and brake fade from insufficient rotor ventilation\u003c\/li\u003e\n\u003cli\u003eUneven brake pad wear linked to rotor surface irregularities\u003c\/li\u003e\n\u003cli\u003eNoise and pulsation caused by damaged or out-of-spec rotors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the rotor surface and hub are clean and free of rust before installation. Verify the rotor thickness is above the discard thickness of 1.157 inches (29.400 mm) to maintain safety. Use proper torque specifications on the five mounting bolts to avoid rotor distortion. It is recommended to replace brake pads simultaneously to ensure optimal braking performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos Specialty - Truck rotors are manufactured to meet or exceed OEM standards for fit, form, and function. While specific warranty details for part number 980427 should be confirmed with the supplier, Raybestos products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44466083496117,"sku":"BDBL-980427","price":116.04,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_980427_Fro.jpg?v=1774637119","url":"https:\/\/www.partcatalog.com\/products\/raybestos-980427-disc-brake-rotor","provider":"PartCatalog","version":"1.0","type":"link"}