OE Quality
60-Day Returns

Raybestos 682665R Disc Brake Rotor - Rear
Overview of Raybestos R-Line Disc Brake Rotor 682665R
The Raybestos R-Line Disc Brake Rotor 682665R is engineered for reliable braking performance on the Ford Mustang Mach-E. This solid, cast iron rotor is designed to meet the specific requirements of this electric SUV, ensuring consistent stopping power and durability.
- Material: Cast iron for durability and heat dissipation
- Rotor Type: Solid, drum-in-hat design
- Surface Type: Smooth finish for consistent pad contact
- Mounting Bolt Holes: 5 holes with 108 mm bolt circle diameter
- Dimensions: 316 mm outside diameter, 226.5 mm inside diameter
- Thickness: Nominal thickness 11.1 mm, discard thickness 9.0 mm
Detailed Product Features and Specifications
This Raybestos R-Line rotor (part number 682665R) is constructed from cast iron, a material known for its strength and ability to withstand high temperatures generated during braking. The rotor features a solid design with a drum-in-hat configuration, which integrates the parking brake drum into the rotor itself. The smooth surface finish ensures even brake pad wear and consistent braking performance. With an outside diameter of 316 mm and an inside diameter of 226.5 mm, this rotor is specifically sized for the Ford Mustang Mach-E. The mounting bolt hole pattern includes 5 holes arranged on a 108 mm bolt circle diameter, matching the vehicle’s hub specifications. The nominal thickness of 11.1 mm and discard thickness of 9.0 mm provide clear service limits for maintenance and replacement.
R-Line Product Line Information
The Raybestos R-Line product line focuses on delivering reliable, OE-quality brake components designed to meet or exceed factory specifications. The R-Line rotors are engineered for direct fitment and consistent performance, making them suitable for drivers who require dependable braking without modification. This part number 682665R is part of the R-Line series, ensuring compatibility and quality for the Ford Mustang Mach-E’s braking system.
Common Applications and Problem Solving
- Replacement for worn or warped rotors causing brake pulsation
- Addressing reduced braking efficiency due to rotor surface wear
- Resolving noise issues related to uneven rotor surfaces
- Upgrading to OE-spec rotors for consistent stopping power
- Maintaining proper parking brake function with drum-in-hat design
Installation Notes and Tips
When installing the Raybestos R-Line Disc Brake Rotor 682665R on a Ford Mustang Mach-E, ensure the hub surface is clean and free of rust or debris to promote proper rotor seating. Torque the mounting bolts to the manufacturer’s specifications to avoid rotor warping. It is recommended to replace brake pads simultaneously to ensure optimal braking performance. Verify rotor thickness before installation to confirm it meets the nominal thickness requirements.
Quality Assurance and Warranty
Raybestos R-Line rotors are manufactured to meet strict quality standards, providing reliable performance and durability. The cast iron construction and precise machining contribute to consistent braking characteristics. While specific warranty details are not provided here, Raybestos typically offers limited warranties covering defects in materials and workmanship. Consult product documentation or Raybestos directly for warranty terms related to part number 682665R.
| Brand | Raybestos |
|---|---|
| Part Number | 682665R |
| Position | R-Line, Rear |
| Conventional Or Drum-In-Hat Type Rotor | Drum-In-Hat |
| Discard Thickness | 0.354 |
| Discard Thickness | 9.000 |
| Inside Diameter | 8.917 |
| Inside Diameter | 226.500 |
| Material | Cast Iron |
| Mounting Bolt Hole Circle Diameter | 4.252 |
| Mounting Bolt Hole Circle Diameter | 108.000 |
| Mounting Bolt Hole Quantity | 5 |
| Nominal Thickness | 0.437 |
| Nominal Thickness | 11.100 |
| Outside Diameter | 12.441 |
| Outside Diameter | 316.000 |
| Solid Or Vented Type Rotor | Solid |
| Stud/Lug Hole Quantity | 5 |
| Surface Type | Smooth |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2023 | Ford | Mustang Mach-E | Rear | Raybestos R-Line |
| 2022 | Ford | Mustang Mach-E | Rear | R-Line |
| 2021 | Ford | Mustang Mach-E | Rear | R-Line |
* 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.