What is the main benefit of the slots on these EBC rotors?

The wide slots on these EBC GD Sport rotors are designed to help clear out dirt, dust, and gas from the braking surface. This helps to reduce brake fade and keep the rotors running cooler, especially during heavy braking or at higher speeds.

Are these rotors made in the USA?

EBC manufactures many of their rotors in their own UK foundry using OE-spec grey cast iron. While they occasionally source parts from approved overseas suppliers to complete their range, they emphasize their British manufacturing for many designs.

What is the anodized finish for?

The gold anodized finish on these rotors is for protection. It helps prevent corrosion and maintain the appearance of the rotor, especially on import vehicles like your Mazda 3.

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Trusted Since 1957

Est. 1957

Specifications

Brand: EBC
Part #: GD1315
UPC: 840655064459

EBC 03-05 Mazda 3 2.3 GD Sport Rear Rotors

Name: EBC 03-05 Mazda 3 2.3 GD Sport Rear Rotors
Brand: EBC
SKU: ebc-ebc-03-05-mazda-3-2-3-gd-sport-rear-rotors-t14-33610
Price: 264.67 USD
Availability: BackOrder

$264.67

On Backorder — Expected to ship by May 9, 2026

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2004-2013 Mazda 3. EBC GD Sport rear rotors with wide slots to help brakes run cooler.

Key Features

Fits 2004-2013 Mazda 3.
Wide slots help remove dirt, dust, and debris from the braking zone.
The slots also help the brakes run cooler, reducing brake fade under load and at speed.
Gold anodized finish provides protection for import vehicles.
Constructed from OE-spec grey cast iron for reliable performance.
Designed for sedan use, truck/SUV, and towing applications.

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About this part

Product Details

When you're looking to improve your Mazda 3's braking performance, especially for spirited driving or hauling, consider these EBC GD Sport slotted rotors for the rear. These aren't just any rotors; they're built to help your brakes work better under pressure.

EBC makes these rotors from OE-spec grey cast iron, the same material used on new cars coming off the assembly line. Many of these are made in EBC's own UK foundry. The wide slots cut into the rotor surface are designed to help clear out dirt, dust, and gas, which can reduce brake fade and keep your brakes running cooler, especially when you're putting them to work. For import vehicles like your Mazda 3, they come with a gold anodized finish for protection.

These rotors are a solid option if you're looking for an improved braking feel and performance over stock, particularly for sedan use or if you occasionally tow. They are designed to fit your 2004-2013 Mazda 3 without issue.