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Dynamic Friction 830-80085L Disc Brake Rotor - Rear Left
| Brand | Dynamic Friction 830-80085L |
|---|---|
| Position | Rear Left |
| 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 rotor surface for consistent brake contact and heat management.
Rust-resistant coating. Helps protect the rotor surface from corrosion during service life.
Geoperformance line. Performance-focused rotor design with a Geospec Silver Grey hat finish.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Overview
The Dynamic Friction 830-80085L is a rear left disc brake rotor for the Mazda CX-50. It uses a slotted and drilled surface with a directional brake face, plus a rust-resistant coating for added surface protection.
Built as part of the DFC Geoperformance Rotor - Drilled and Slotted line, this rotor combines a plain disc finish with a Geospec Silver Grey hat finish for a clean, functional appearance. It is a fitment-specific replacement for 2023-2026 Mazda CX-50 rear left brake service.
Key Features
- Slotted and drilled rotor surface for consistent brake contact.
- Directional brake surface design.
- Rust-resistant coating for improved corrosion protection.
- Geospec Silver Grey hat finish.
- 5-bolt, 5-lug pattern with 114.3 mm bolt circle diameter.
Detailed Description
The 830-80085L is engineered as a direct-fit disc brake rotor for the rear left position on the Mazda CX-50. Its 325 mm outside diameter, 40 mm height, 68 mm center hole diameter, and 5-bolt layout match the listed application, while the slotted X drilled surface supports stable brake pad interaction under repeated use. The DFC Geoperformance Rotor - Drilled and Slotted line is focused on performance-oriented rotor construction with a directional braking surface and corrosion-resistant finish details.
This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.
Common Uses
- Replacing a worn rear left brake rotor on a Mazda CX-50.
- Addressing rotor scoring or uneven braking feel.
- Restoring braking surface thickness within service limits.
- Correcting corrosion-related rotor surface deterioration.
Installation Notes
Verify rotor dimensions, bolt pattern, and directional orientation before installation. Confirm the rear left application on the Mazda CX-50 and inspect pads, caliper condition, and hub surfaces during brake service. Follow the vehicle service procedure for proper brake system reassembly and bedding.
Quality Assurance
Dynamic Friction supplies this rotor under the DFC Geoperformance Rotor - Drilled and Slotted product line, with a rust-resistant coating and application-specific dimensions for the listed fitment.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2026 | Mazda | CX-50 | Rear Left | DFC Geoperformance Rotor - Drilled and Slotted |
| 2025 | Mazda | CX-50 | Rear Left | DFC Geoperformance Rotor - Drilled and Slotted |
| 2024 | Mazda | CX-50 | Rear Left | DFC Geoperformance Rotor - Drilled and Slotted |
| 2023 | Mazda | CX-50 | Rear Left | DFC Geoperformance Rotor - Drilled and Slotted |
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