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Raybestos 582374 Disc Brake Rotor - Front
Overview of Raybestos 582374 Disc Brake Rotor
The Raybestos Specialty - Street Performance; Coated Rotor (part number 582374) is engineered for reliable braking performance on select Buick and Cadillac models. Designed specifically for vehicles like the Buick Regal Sportback, Regal TourX, and Cadillac ELR, this vented disc brake rotor offers consistent stopping power and durability.
- Coated vented rotor for enhanced heat dissipation
- Nominal thickness of 1.181 inches (30.000 mm) with discard thickness at 0.984 inches (25.000 mm)
- Overall height of 1.772 inches (45.000 mm) ensuring proper fitment
- Outside diameter of 13.587 inches (345.100 mm) and inside diameter of 8.469 inches (215.100 mm)
- Five mounting bolt holes with a 4.528 inch (115.000 mm) bolt circle diameter
- Smooth surface type for consistent pad contact
Specialty - Street Performance; Coated Rotor Product Line
The Raybestos Specialty - Street Performance; Coated Rotor line focuses on delivering rotors that balance street performance with durability. The coating helps resist corrosion and extends rotor life, while the vented design improves heat management during braking. This product line is suitable for drivers seeking dependable braking components tailored for street-driven Buick and Cadillac vehicles.
Detailed Product Description
This disc brake rotor features a vented design that promotes efficient heat dissipation, reducing the risk of brake fade during extended use. The smooth surface ensures even pad wear and consistent braking response. With a nominal thickness of 1.181 inches and a discard thickness of 0.984 inches, the rotor maintains structural integrity throughout its service life. The rotor’s dimensions, including an outside diameter of 13.587 inches and an inside diameter of 8.469 inches, are engineered to fit precisely on compatible Buick Regal Sportback, Regal TourX, and Cadillac ELR models. The five mounting bolt holes and 4.528 inch bolt circle diameter provide secure installation and alignment.
Common Applications and Problem Solving
- Replacement for worn or warped rotors on Buick Regal Sportback and Regal TourX
- Addressing brake noise and vibration issues in Cadillac ELR
- Improving heat dissipation to reduce brake fade during street driving
- Restoring proper rotor thickness to maintain braking efficiency
- Corrosion resistance to extend rotor lifespan in varied weather conditions
Installation Notes and Tips
- Verify compatibility with Buick Regal Sportback, Regal TourX, and Cadillac ELR before installation
- Ensure rotor thickness is above discard thickness (0.984 inches) before reuse
- Clean mounting surfaces to prevent uneven rotor seating
- Torque mounting bolts to manufacturer specifications for secure fitment
- Inspect brake pads for wear and replace if necessary to optimize rotor performance
Quality Assurance and Warranty
Raybestos rotors undergo rigorous quality control to meet OEM standards for fit, form, and function. The Specialty - Street Performance; Coated Rotor line is designed to provide consistent braking performance and durability. While specific warranty details for part number 582374 should be confirmed with the retailer or manufacturer, Raybestos typically offers limited warranties covering defects in materials and workmanship.
| Brand | Raybestos |
|---|---|
| Part Number | 582374 |
| Position | Specialty - Street Performance; Coated Rotor, Front |
| Center Hole Diameter | 2.783 |
| Center Hole Diameter | 70.700 |
| Conventional Or Drum-In-Hat Type Rotor | Conventional |
| Discard Thickness | 0.984 |
| Discard Thickness | 25.000 |
| Inside Diameter | 8.469 |
| Inside Diameter | 215.100 |
| Mounting Bolt Hole Circle Diameter | 4.528 |
| Mounting Bolt Hole Circle Diameter | 115.000 |
| Mounting Bolt Hole Diameter | 0.555 |
| Mounting Bolt Hole Diameter | 14.100 |
| Mounting Bolt Hole Quantity | 5 |
| Nominal Thickness | 1.181 |
| Nominal Thickness | 30.000 |
| Outside Diameter | 13.587 |
| Outside Diameter | 345.100 |
| Overall Height | 1.772 |
| Overall Height | 45.000 |
| Solid Or Vented Type Rotor | Vented |
| Stud/Lug Hole Quantity | 5 |
| Surface Type | Smooth |
This part fits 6 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2020 | Buick | Regal Sportback | Front | GM Brake Code JQ5; Raybestos Specialty - Street Performance |
| 2019 | Buick | Regal Sportback | Front | Disc Brake Pad Set compatible with GM vehicles with Brake Code JQ5.; Specialty - Street Performance; Coated Rotor |
| 2019 | Buick | Regal TourX | Front | Disc Brake Pad Set compatible with GM vehicles with Brake Code JQ5.; Specialty - Street Performance; Coated Rotor |
| 2018 | Buick | Regal Sportback | Front | Disc Brake Pad Set compatible with GM vehicles with Brake Code JQ5.; Specialty - Street Performance; Coated Rotor |
| 2018 | Buick | Regal TourX | Front | Disc Brake Pad Set compatible with GM vehicles with Brake Code JQ5.; Specialty - Street Performance; Coated Rotor |
| 2016 | Cadillac | ELR | Front | CHY Brake Code JQ5; Raybestos Specialty - Street Performance |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.