Stock rotors on the GT500 5.8L were engineered for street compliance, not the kind of repeated hard braking that comes with a 662-horsepower supercharged V8 at an event. EBC's GD7640 GD Sport Rotors give the front axle a purpose-built upgrade, combining slotted and dimple-drilled geometry with corrosion-resistant finish to handle the thermal demands this platform puts on brakes.
Third-generation GD slot geometry keeps temperatures in check. The wide-aperture slots draw cool air under the pad-to-rotor interface, an area where temperatures exceed 1,000 degrees during heavy braking. That airflow reduces fade, expels water, mud, dust, and debris, and promotes more even pad wear across the contact surface.
Dimple drilling without the cracking risk. EBC pioneered the dimple-drilled rotor in the 1990s specifically to allow pad degassing without punching through-holes in the disc face. Through-drilling concentrates stress at each hole and can initiate cracks under thermal cycling; dimple drilling provides the same degassing benefit while preserving rotor integrity over the long term.
Machined from R90-approved blanks with castings sourced from the EU. Every GD series rotor goes through 100 percent runout, metallurgy, and dimensional inspection before release. Slotting is performed at EBC's Las Vegas or UK facility, and each finished rotor is balanced and runout-inspected in-house. The silver corrosion-resistant finish protects the disc between heat cycles and on vehicles that see wet-weather use.
Product Benefits
- Direct Front Fitment: Sized and drilled specifically for the 2013-2014 Mustang GT500 5.8L front axle.
- Wide-Aperture Slots: Draw cool air to the pad interface, reduce fade, and clear debris from the braking surface.
- Dimple-Drilled Design: Enables pad degassing without through-holes that promote rotor cracking.
- R90-Approved Blanks: Castings meet EU R90 brake component standards before machining begins.
- 100% Pre-Release Inspection: Every rotor passes runout, dimensional, and metallurgy checks plus a final balance inspection.
- Corrosion-Resistant Silver Finish: Long-lasting coating protects the rotor between heat cycles and in wet conditions.
- Fast-Street Ready: Optimized for high-performance street driving where repeated hard stops are part of the routine.
About EBC Brakes: EBC Brakes manufactures brake components across ISO and TÜV approved facilities in the UK and Italy, with additional operations in Las Vegas. The company enforces strict quality controls, including 100 percent runout, metallurgy, and dimensional checks, across its full rotor lineup before any product ships to market.
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Product Specifications & Vehicle Fitment
Review the product details and confirm compatibility with your vehicle before ordering.
| Specification | Details |
|---|---|
| Vehicle Trim | Shelby GT500 |
| Vehicle Fitment | 2013, 2014 |
| FMSI Pad No. | D1666 |