# CMX K8C-103960 Rear Disc Brake Kit for 2008-2013 Cadillac CTS

### 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-103960 is a vehicle-specific disc brake kit designed for compatible applications for 2008-2013 Cadillac CTS.

### Key Features

-   Exclusive CeramiX™ High-Density Ceramic compound provides optimal braking performance (Stable Friction, High Temperature Stability, Extended Lifetime
-   Exclusive MetalliX™ Low Resin Semi-Metallic compound provides unmatched braking performance (abrasive friction, high temperature tolerance, quicker compound
-   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
-   Engineered with High Carbon SteelRX™ alloy (Pressure Resistant, Thermal Conductive) and dipped in an Anti-Rust Black Paint to improve durability

### Vehicle Fitment

**Fitment Position:** Rear

**Fitment Summary:** 2008-2013 Cadillac CTS

**Position:** Rear

-   2012-2013 Cadillac CTS — Position: Rear; Note: With 339mm Diameter Rear Rotor
-   2011 Cadillac CTS — Position: Rear; Fitment Precision: Base/Coupe/Premium/Luxury/Performance; Note: With Heavy Duty Brakes
-   2010 Cadillac CTS — Position: Rear; Fitment Precision: Base/Premium/Luxury/Performance; Note: With Heavy Duty Brakes
-   2009 Cadillac CTS — Position: Rear; Fitment Precision: Base/Premium/Luxury; Note: With Heavy Duty Brakes
-   2008 Cadillac CTS — Position: Rear; Note: With Heavy Duty Brakes

### 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-103960.

**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 CTS
-   Disc Brake Kit for Cadillac CTS
-   K8C-103960 fitment
-   CMX Disc Brake Kit
-   Rear Disc Brake Kit
-   2008 Cadillac CTS Disc Brake Kit

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2012

Cadillac

CTS

Rear

With 339mm Diameter Rear Rotor

2013

Cadillac

CTS

Rear

With 339mm Diameter Rear Rotor

2011

Cadillac

CTS

Rear

Base/Coupe/Premium/Luxury/Performance

With Heavy Duty Brakes

2010

Cadillac

CTS

Rear

Base/Premium/Luxury/Performance

With Heavy Duty Brakes

2009

Cadillac

CTS

Rear

Base/Premium/Luxury

With Heavy Duty Brakes

2008

Cadillac

CTS

Rear

With Heavy Duty Brakes

## Details

- **Price:** 223.42 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Kit
- **Tags:** 2008 Cadillac CTS, 2009 Cadillac CTS, 2010 Cadillac CTS, 2011 Cadillac CTS, 2012 Cadillac CTS, 2013 Cadillac CTS, Automotive Parts, CMX, CMX K8C-103960, Daily Driver, Direct Replacement, Disc Brake Kit, Disc Rotors and Ceramic Brake Pads Kit, K8C-103960, Rear, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 223.42 CAD | In stock |

## Images

- CMX K8C-103960 Disc Brake Kit for 2008-2013 Cadillac CTS - Rear product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-k8c-103960-disc-brake-kit-for-2008-2013-cadillac-cts-rear-k8c-103960)
> Updated: 2026-06-03