# CMX K8C-100585 Front Disc Brake Kit for 2003-2009 Toyota 4Runner, Lexus GX470

### Performance Overview

Transit Auto offers the most comprehensive and highest-quality replacement kits on the market. Thanks to our cutting-edge AI, in-house product team, and proprietary fitment data, we are able to build and deliver the most accurate kits on the market. All our kits include the highest-quality parts on the market, sourced directly by Transit and its sub-brands. Backed by over 50 years of experience and with in-house quality assurance, every customer CMX K8C-100585 is a vehicle-specific disc brake kit designed for compatible applications for 2003-2009 Toyota, Lexus 4Runner, GX470.

### Key Features

-   Exclusive CeramiX™ High-Density Ceramic compound provides optimal braking performance (Stable Friction, High Temperature Stability, Extended Lifetime
-   Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched
-   Rubberized Multi-Layer Stainless Steel Shim reduces noise, vibration, and harshness for complete quietness
-   100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed
-   Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to increase durability

### Vehicle Fitment

**Fitment Position:** Front

**Fitment Summary:** 2003-2009 Toyota, Lexus 4Runner, GX470

**Position:** Front

-   2006-2009 Toyota 4Runner — Position: Front; Note: With 338mm Diameter Front Rotor
-   2003-2009 Lexus GX470 — Position: Front
-   2003-2005 Toyota 4Runner — Position: Front; Note: With 17" Factory Wheels

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase.

**What part number is this?**  
The listed part number is K8C-100585.

**Is this product designed for direct replacement?**  
Yes. This product is intended to match compatible vehicle applications listed in the fitment section.

**Should I confirm fitment before ordering?**  
Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering.

### Common Searches

-   Disc Brake Kit for 4Runner
-   Disc Brake Kit for Toyota 4Runner
-   K8C-100585 fitment
-   CMX Disc Brake Kit
-   Front Disc Brake Kit
-   2003 Toyota 4Runner Disc Brake Kit

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2006

Toyota

4Runner

Front

With 338mm Diameter Front Rotor

2007

Toyota

4Runner

Front

With 338mm Diameter Front Rotor

2008

Toyota

4Runner

Front

With 338mm Diameter Front Rotor

2009

Toyota

4Runner

Front

With 338mm Diameter Front Rotor

2003

Lexus

GX470

Front

2004

Lexus

GX470

Front

2005

Lexus

GX470

Front

2006

Lexus

GX470

Front

2007

Lexus

GX470

Front

2008

Lexus

GX470

Front

## Details

- **Price:** 160.79 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Kit
- **Tags:** 2003 Lexus GX470, 2003-2009-lexus-gx470-brakes-front-esi2085066, 2004 Lexus GX470, 2005 Lexus GX470, 2006 Lexus GX470, 2006 Toyota 4Runner, 2006-2009-toyota-4runner-brakes-front-with-338mm-diameter-front-rotor-esi9142862, 2007 Lexus GX470, 2007 Toyota 4Runner, 2008 Lexus GX470, 2008 Toyota 4Runner, 2009 Toyota 4Runner, Automotive Parts, CMX, CMX K8C-100585, Daily Driver, Direct Replacement, Disc Brake Kit, Disc Rotors and Ceramic Brake Pads Kit, Front, K8C-100585, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 160.79 CAD | In stock |

## Images

- CMX K8C-100585 Disc Brake Kit for 2003-2009 Toyota 4Runner, Lexus GX470 - Front product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-k8c-100585-disc-brake-kit-for-2003-2009-toyota-4runner-lexus-gx470-front-k8c-100585)
> Updated: 2026-07-15