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Dynamic Friction 631-42046L Disc Brake Rotor - Front Left
| Brand | Dynamic Friction 631-42046L |
|---|---|
| Position | Front Left |
| Discard Thickness | 26 |
| Nominal Thickness | 28 |
| Bolt Hole Diameter | 17 |
| Disc Finish | Plain |
| Bolt Hole Quantity | 5 |
| Outside Diameter | 330 |
| Height | 52.3 |
| Surface Type | Slotted x drilled |
| Solid Or Vented Type Rotor | Vented |
| Center Hole Diameter | 72 |
| Stud/Lug Hole Quantity | 5 |
| Directional or Non-Directional Brake Surface | Directional |
| Bolt Circle Diameter | 127 |
| Product line | DFC Brake Rotor - Drilled and Slotted - Silver |
| Fits | Jeep · 5 vehicles |
Slotted and drilled. Surface design helps manage heat and maintain pad contact during braking.
Vented construction. Promotes airflow through the rotor for more stable braking performance.
Directional surface. Built for application-specific rotation and consistent brake service.
Overview
The Dynamic Friction 631-42046L is a vented disc brake rotor with a slotted and drilled surface, built for specific Jeep Grand Cherokee front-left applications. Its directional braking surface and plain finish support consistent braking performance and a clean, service-ready appearance.
Key Features
- Slotted and drilled rotor surface for improved pad bite and heat management.
- Vented rotor construction for better airflow through the braking surface.
- Directional braking surface for application-specific rotation.
- 5-lug pattern with a 127 mm bolt circle and 72 mm center hole.
- 330 mm outside diameter, 52.3 mm height, and 26 mm discard thickness.
Fitment
- Fits 2026 Jeep Grand Cherokee, front left.
- Fits 2022-2025 Jeep Grand Cherokee, front left. Solid rear disc.
Detailed Description
Dynamic Friction 631-42046L is a disc brake rotor engineered around the dimensions and mounting pattern required for select Jeep Grand Cherokee models. The slotted X drilled surface helps maintain a more consistent contact area under braking, while the vented design promotes airflow to manage heat during repeated stops. The plain finish keeps the rotor surface straightforward for service and inspection. This rotor is a fitment-specific replacement for the front left position on the Jeep Grand Cherokee, and the part number 631-42046L should be verified against the vehicle’s brake configuration before ordering. For buyers comparing brake rotor options for Jeep Grand Cherokee service, 631-42046L provides the specified 330 mm diameter, 5-lug pattern, and directional surface design in one application-specific part. This part cross-references no listed interchange numbers for the same application.
Installation Notes
Confirm rotor diameter, bolt circle, center hole diameter, and discard thickness before installation. Match the directional surface to the correct rotation direction and verify brake system configuration on 2022-2025 Jeep Grand Cherokee models, since the fitment notes specify solid rear disc. Use proper brake service procedures and inspect pads, caliper condition, and hub surfaces during replacement.
| Year | Make | Model | Submodel | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2026 | Jeep | Grand Cherokee | — | 2.0L | L4 | Front Left | DFC Brake Rotor - Drilled and Slotted - Silver |
| 2025 | Jeep | Grand Cherokee | Laredo | — | — | Front Left | Solid Rear Disc; DFC Brake Rotor - Drilled and Slotted - Silver |
| 2024 | Jeep | Grand Cherokee | Laredo | — | — | Front Left | Solid Rear Disc; DFC Brake Rotor - Drilled and Slotted - Silver |
| 2023 | Jeep | Grand Cherokee | Summit | 3.6L | V6 | Front Left | Solid Rear Disc; DFC Brake Rotor - Drilled and Slotted - Silver |
| 2022 | Jeep | Grand Cherokee | Summit | 3.6L | V6 | Front Left | Solid Rear Disc; DFC Brake Rotor - Drilled and Slotted - Silver |
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