EBC USR7739 USR Sport Slotted Rear Brake Rotors for 2014–2018 Mazda 3

Choose from EBC plain non drilled rotors or sport rotors in two choices - wide aperture 3GD series for cooler running or new SUPER SILENT Ultimax USR slotted series. All EBC rotors are British made and are precision machined in the UK. Rotors are made from high quality grey iron to exacting standards and undergo extensive testing and rigorous quality control.Slotted rotors can significantly improve brake performance and longevity when used with a matching high friction pad set. Having sold hundreds of thousands of brake kits EBC Brakes feel confident their approach is as perfect as it gets. For FMSI Pad No. D2042

• Narrow slots reduce air noise
• Reduced Brake Fade At Speed
• Pads Stay Smooth And Flat
• Ideal For Premium Sedans
• Brakes Run Cooler

Upgrade the rear braking performance of your 2014–2018 Mazda 3 with EBC USR7739 USR Backdash Sport Slotted Rotors. Designed for premium sedans and daily-driven performance applications, these rotors feature precision-machined slots that help manage heat, reduce brake fade, and maintain consistent pad contact. They are engineered for use with FMSI D2042 brake pads and can deliver the best results when paired with a matching high-friction pad set.

EBC manufactures its rotors in the United Kingdom using high-quality grey iron produced to exacting standards. Each rotor undergoes extensive testing and rigorous quality control to support dependable fit, braking consistency, and long service life. The narrow slot design helps reduce air noise while promoting cooler brake operation and keeping the pads smooth and flat during repeated braking. The EBC USR7739 is a direct-fit rear rotor option for compatible Mazda 3 applications, making installation straightforward without modifications.

Key Product Specifications & Technical Data

• Brand: EBC Brakes
• Part Number: USR7739
• Product Type: Rear sport slotted brake rotor
• Rotor Series: USR Backdash Sport Slotted
• Material: High-quality grey iron
• Manufacturing Origin: United Kingdom
• Brake Pad Compatibility: FMSI D2042
• Vehicle Application: 2014–2018 Mazda 3, rear axle

What's Included

• One EBC USR7739 sport slotted rear brake rotor

Verify vehicle year, model, axle position, and brake pad compatibility before installation. Professional installation is recommended, along with inspection of related braking components and proper bedding of the rotor and pads.

Features:

• Narrow Slots: Help reduce air noise while supporting consistent pad contact.
• Reduced Brake Fade: Slotted design helps dissipate heat during repeated braking at speed.
• Smooth Pad Contact: Helps keep brake pads smooth and flat for more even wear.
• Cooler Brake Operation: Promotes improved heat management for dependable performance.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1