Metrix Premium Chassis Parts 11.92 in Rear Coated Solid Brake Rotor

In this review the Metrix Premium Chassis Parts 11.92 in rear coated solid brake rotor is examined for fit, finish, and on-road performance. It is aimed at owners of compatible Mazda models who want a like-for-like replacement that prioritizes durability and rust resistance. The single biggest reason to buy is the factory mill-balanced construction and European certifications that deliver smooth, pulsation-free stops and confidence that the rotor meets OE matched safety standards.

Key Features

• Compatibility: Designed to fit 2013-2023 Mazda CX-5 and specified CX-30 and MX-30 EV models, making it an easy replacement for those exact rear rotor diameters.
• Balanced design: Factory mill-balanced rotors provide equal mass distribution so braking feels smooth and avoids the pulsation associated with warped or uneven rotors.
• Coated finish: A protective coating reduces surface rust during storage and first-season use, improving the rotor's appearance and longevity.
• Certified quality: ECE R 90 and multiple ISO certifications indicate production quality and that the rotors match industry performance expectations for OE replacements.
• Durability under load: Engineered to withstand thermal fatigue and high-load conditions, the rotors are intended to remain reliable in everyday and demanding driving.

Who It's For

These rotors are best for owners of the listed Mazda models who need a direct rear rotor replacement and value a rotors that are balanced, coated, and produced to European standards. A DIY mechanic or independent shop fitting a pair of rear rotors will appreciate the clear compatibility and the fact that the kit contains two rear rotors.

Drivers who demand high performance brake upgrades, or those driving vehicles with nonstandard rotor sizes or aftermarket big-brake kits, should look elsewhere; this product is a premium OE-style replacement rather than a competition rotor.

Pros & Cons

Pros

• Quality construction and coating deliver good rust resistance and a clean appearance.
• Perfectly balanced from the factory, which reduces vibration and improves pedal feel.
• ECE R 90 and ISO certifications back consistent manufacturing and safety standards.
• Sold as a two-piece kit, so both rear rotors are replaced for matched performance.

Cons

• Intended as a like-for-like replacement, so it is not a performance upgrade for track use.
• Coating delays rust but will wear at the pad contact area as with any coated rotor.

Specifications

Product type	Rear solid disc brake rotor (2 pc kit)
Rotor diameter	11.92 in (302.75 mm)
Compatible models	2013-2023 Mazda CX-5; 2020-2023 Mazda CX-30 AWD (11.92 in); 2022-2023 Mazda CX-30; 2022-2023 Mazda MX-30 EV
Kit contents	2 x rear brake rotor (part number 981008FZN)
Certifications	ECE R 90, ISO 9001, ISO 14001, ISO 45001, ISO 5001
Finish	Protective coating for rust resistance

Our Verdict

For Mazda owners needing a dependable rear rotor replacement, this Metrix option offers balanced performance, solid corrosion protection, and the reassurance of European certification. It is good value for those seeking OE matched quality and longevity, but drivers looking for race-oriented upgrades should consider performance-specific rotors instead.

Frequently Asked Questions

Will these rotors fit my Mazda CX-5?
These rotors are specified for 2013-2023 Mazda CX-5 models as the rear 11.92 in replacement; confirm your rotor diameter before ordering.

Do they come as a pair?
Yes, the kit contains two rear brake rotors so both sides can be replaced together for matched performance.

Is the coating permanent?
The protective coating reduces rust during storage and early use but will wear at the pad contact areas over time as with any coated rotor.