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Dynamic Friction 830-80085R Disc Brake Rotor - Rear Right
| Brand | Dynamic Friction 830-80085R |
|---|---|
| Position | Rear Right |
| Discard Thickness | 8 |
| Nominal Thickness | 10 |
| Disc Finish | Plain |
| Hat Finish | Geospec silver grey |
| Rust Resistant Coating | Yes |
| Bolt Hole Quantity | 5 |
| Outside Diameter | 325 |
| Height | 40 |
| Surface Type | Slotted x drilled |
| Center Hole Diameter | 68 |
| Stud/Lug Hole Quantity | 5 |
| Directional or Non-Directional Brake Surface | Directional |
| Bolt Circle Diameter | 114.3 |
| Product line | DFC Geoperformance Rotor - Drilled and Slotted |
| Fits | Mazda · 4 vehicles |
Drilled and slotted. Directional surface helps maintain consistent brake contact.
Corrosion protection. Geospec silver gray hat finish with rust-resistant coating.
Performance rotor line. DFC Geoperformance combines a tuned surface design with a coated finish.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Overview
The Dynamic Friction 830-80085R is a rear right disc brake rotor for the Mazda CX-50. It uses a slotted and drilled surface with a directional brake face, giving this rotor a performance-oriented design for the rear brake system.
Part number 830-80085R is part of the DFC Geoperformance Rotor line, which combines a drilled-and-slotted layout with a Geospec silver gray hat finish and rust-resistant coating for added surface protection.
Key Features
- Fits 2023-2026 Mazda CX-50, rear right.
- Slotted X drilled surface for consistent brake contact.
- Directional brake surface design.
- Geospec silver gray hat finish with rust-resistant coating.
- 5-lug pattern with 114.3 bolt circle diameter.
Detailed Description
This Dynamic Friction brake rotor is built for the Mazda CX-50 rear right position and is identified by part number 830-80085R. The rotor measures 325 mm in outside diameter, with a 40 mm height, 68 mm center hole diameter, and 5 bolt holes to match the listed application. Its nominal thickness is 10 mm, with an 8 mm discard thickness specification.
The DFC Geoperformance Rotor - Drilled and Slotted line focuses on a vented-style performance surface approach through directional slotting and drilling. The plain disc finish is paired with a coated hat area to help resist corrosion where the rotor mounts. This makes 830-80085R a direct replacement option for drivers servicing the Mazda CX-50 rear brake system.
What It Is Used For
- Replacing a worn rear brake rotor on the Mazda CX-50.
- Addressing brake pulsation caused by rotor wear or uneven surface condition.
- Restoring proper braking contact when the rotor surface is scored or heat affected.
- Supporting rear brake service when thickness has reached discard limits.
Installation Notes and Tips
Verify rotor dimensions, bolt pattern, and rear right fitment before installation. Clean the hub mounting surface and inspect related brake components for wear before installing the new rotor. Confirm the directional surface orientation matches the listed application.
Quality Assurance
Dynamic Friction manufactures this rotor under the DFC Geoperformance Rotor line, with a rust-resistant coating and coated hat finish for added surface protection.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2026 | Mazda | CX-50 | Rear Right | DFC Geoperformance Rotor - Drilled and Slotted |
| 2025 | Mazda | CX-50 | Rear Right | DFC Geoperformance Rotor - Drilled and Slotted |
| 2024 | Mazda | CX-50 | Rear Right | DFC Geoperformance Rotor - Drilled and Slotted |
| 2023 | Mazda | CX-50 | Rear Right | DFC Geoperformance Rotor - Drilled and Slotted |
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