{"product_id":"raybestos-2591r-brake-drum","title":"Raybestos 2591R Brake Drum - Rear","description":"\u003ch2\u003eOverview of Raybestos R-Line 2591R Brake Drum\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line 2591R brake drum is engineered for reliable performance on heavy-duty Chevrolet and GMC trucks and vans. Designed to meet exacting specifications, this brake drum supports safe and consistent braking for vehicles such as the Chevrolet C30 and GMC Savana 3500.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eOutside Diameter: 16.200 inches\u003c\/li\u003e\n\u003cli\u003eNominal Drum Diameter: 13.100 inches\u003c\/li\u003e\n\u003cli\u003eDepth: 4.300 inches\u003c\/li\u003e\n\u003cli\u003eOuter Cooling Fins: Yes\u003c\/li\u003e\n\u003cli\u003eStud\/Lug Hole Quantity: 8\u003c\/li\u003e\n\u003cli\u003eStud\/Lug Hole Diameter: 0.611 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe 2591R brake drum features a 16.200-inch outside diameter and a nominal drum diameter of 13.100 inches, providing the correct fit and braking surface for compatible Chevrolet and GMC models. Its 4.300-inch depth ensures proper engagement with brake shoes, while the inclusion of outer cooling fins helps dissipate heat during braking, reducing the risk of brake fade under heavy loads. The drum is designed with eight lug holes, each measuring 0.611 inches in diameter, to match the wheel stud pattern of vehicles like the GMC K3500 and Chevrolet Express 3500.\u003c\/p\u003e\u003ch2\u003eR-Line Product Line Information\u003c\/h2\u003e\u003cp\u003eThe Raybestos R-Line is a product line focused on delivering dependable brake components for commercial and heavy-duty vehicles. Parts in this line, including the 2591R brake drum, are manufactured to meet or exceed OEM standards, ensuring compatibility and durability for demanding applications. The R-Line offers a balance of quality and value for fleet operators and professional technicians working on Chevrolet and GMC trucks and vans.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet C30, C3500, Express 3500\u003c\/li\u003e\n\u003cli\u003eGMC G30, K30, K3500, Savana 3500\u003c\/li\u003e\n\u003cli\u003eChevrolet and GMC P30, R30, S30, V30 series heavy-duty trucks and vans\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by the 2591R Brake Drum\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBrake noise and vibration due to worn or damaged drums\u003c\/li\u003e\n\u003cli\u003eReduced braking efficiency from heat-related brake fade\u003c\/li\u003e\n\u003cli\u003eUneven brake shoe wear caused by improper drum dimensions\u003c\/li\u003e\n\u003cli\u003eCorrosion and surface damage affecting braking performance\u003c\/li\u003e\n\u003cli\u003eCompatibility issues with OEM wheel stud patterns\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify vehicle compatibility with Chevrolet and GMC heavy-duty models listed\u003c\/li\u003e\n\u003cli\u003eInspect wheel studs and brake components for wear before installation\u003c\/li\u003e\n\u003cli\u003eEnsure proper torque specifications on lug nuts to avoid drum distortion\u003c\/li\u003e\n\u003cli\u003eCheck for proper brake shoe adjustment after installation\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools to avoid damage to cooling fins and drum surface\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eRaybestos R-Line brake drums are manufactured to meet OEM specifications, ensuring consistent fit and function. The 2591R part undergoes rigorous quality control to maintain performance standards required for heavy-duty Chevrolet and GMC vehicles. Warranty coverage details should be confirmed with the original product documentation or authorized Raybestos distributors.\u003c\/p\u003e","brand":"Raybestos","offers":[{"title":"Default Title","offer_id":44437666496693,"sku":"BDBL-2591R","price":168.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RS_2591R_Fro.jpg?v=1775020030","url":"https:\/\/www.partcatalog.com\/products\/raybestos-2591r-brake-drum","provider":"PartCatalog","version":"1.0","type":"link"}