# CMX KC8-100440C Disc Brake Kit for 2010-2012 Lexus RX450h, Toyota Sienna, Lexus RX350 - Rear

### 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 KC8-100440C is a vehicle-specific disc brake kit designed for compatible applications for 2010-2012 Lexus RX450h, Toyota Sienna, Lexus RX350.

### Key Features

-   Kit includes: 2x Disc Brake Caliper 2x Disc Rotor 1x Brake Pad

### Package include:

-   2x Rear Disc Brake Caliper (Both Side) + 2x Rear Disc Brake Rotor (Both Side) + 1x Rear Ceramic Brake Pad Set (Hardware Included)

### Vehicle Fitment

**Fitment Summary:** 2010-2012 Lexus, Toyota RX450h, Sienna, RX350

**Position:** Rear

-   2012 Lexus RX450h — Position: Rear; Note: To 10/2011
-   2011-2012 Toyota Sienna — Position: Rear
-   2010-2012 Lexus RX350 — Position: Rear
-   2010-2011 Lexus RX450h — Position: Rear

### FAQ

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

**What part number is this?**  
The listed part number is KC8-100440C.

**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 Lexus RX450h
-   2010-2012 Lexus RX450h Disc Brake Kit
-   KC8-100440C fitment
-   CMX Disc Brake Kit
-   Rear Disc Brake Kit

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2012

Lexus

RX450h

Rear

To 10/2011

2011

Toyota

Sienna

Rear

2012

Toyota

Sienna

Rear

2010

Lexus

RX350

Rear

2011

Lexus

RX350

Rear

2012

Lexus

RX350

Rear

2010

Lexus

RX450h

Rear

2011

Lexus

RX450h

Rear

## Details

- **Price:** 332.05 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Kit
- **Tags:** 2010 Lexus RX350, 2010 Lexus RX450h, 2011 Lexus RX350, 2011 Lexus RX450h, 2011 Toyota Sienna, 2012 Lexus RX350, 2012 Lexus RX450h, 2012 Toyota Sienna, Automotive Parts, CMX, CMX KC8-100440C, Daily Driver, Direct Replacement, Disc Brake Kit, KC8-100440C, Rear, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 332.05 CAD | In stock |

## Images

- CMX KC8-100440C Disc Brake Kit for 2010-2012 Lexus RX450h, Toyota Sienna, Lexus RX350 - Rear product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-kc8-100440c-disc-brake-kit-for-2010-2012-lexus-rx450h-toyota-sienna-lexus-rx350-rear-kc8-100440c)
> Updated: 2026-06-06