# Rear Disc Brake Rotors Pair For 2004-2011 Mazda RX-8 K8-100854

Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched braking performance, 100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed, Cross-Hatched smooth surface to improve the pad's ability to grip the rotor surface, especially during initial brake applications or in wet conditions, Double disc ground finish eliminates lateral run-out and DTV (disk thickness variation) issues on the rotor and improves pad-rotor bed-in, Tested for maximum tolerance to voluminous amount of constant thermal cycles, CNC-Machined to the tightest tolerances to guarantee manufacturing precision and accuracy, Thickness and Metallurgy electronically validated for manufacturing consistency, Best matched with CMX, TEC, SIM or PPF brake pads, Kit Includes: 2x Rear Disc Brake Rotor (Both Side)

## Details

- **Price:** 69.59 CAD
- **Vendor:** CMX
- **Type:** Wheel Bearing And Hub Assembly Kit
- **Tags:** AG31458 CR31458 PR31458 31458 YH200372 120.45072 BR900460 MA-881 2031458 ONZ0253 248880522 348880522 748880522 900460 Q31458 980522FZN 980522R 980522 A31458, CMX, Rear

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 69.59 CAD | In stock |

## Images

- K8-100854_CMX_Rear

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/rear-disc-brake-rotors-pair-for-2004-2011-mazda-rx-8-k8-100854)
> Updated: 2026-06-02