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OEM numbers, and community knowledge...
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💡 This page improves over time as the community adds casting photos and confirms fitment
Front Left Brake Rotor
This usually takes 5-15 seconds. We're pulling together fitment data,
OEM numbers, and community knowledge...
Dusting off the service manual...
💡 This page improves over time as the community adds casting photos and confirms fitment
Wiki page
5L V8 Naturally Aspirated Coyote V8 (435hp).
Quick reference
Verify rotor diameter for non-GT Mustang models
Check for mid-cycle updates that may affect rotor compatibility
Context
When searching for a replacement front left brake rotor for your 2018 Ford Mustang equipped with the naturally aspirated 5.0L Coyote V8, it's essential to ensure compatibility with the S550 platform. The OEM part number FR3Z-1125-D is specifically designed for the 2015-2019 Mustang models. Consider checking the rotor's condition for any signs of warping or scoring, as these can impact braking performance. During installation, ensure that the rotor is seated correctly and that all mounting bolts are torqued to Ford's specifications. If sourcing from a junkyard, ensure the rotor's surface is free from excessive rust or pitting. This part is directly interchangeable with other Mustangs within the same generation, but always verify the rotor diameter and thickness, especially if your model is a non-GT variant, as these may have different specifications.
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Confirmed fitment
| Year | Make | Model | Engine | Confidence |
|---|---|---|---|---|
| 2018 | Ford | Mustang | 5L V8 Naturally Aspirated Coyote V8 (435hp) | 80% |
Available parts

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