# CMX K8-100591 Rear Disc Brake Rotor for 2006-2009 Buick Terraza, Chevrolet Uplander, Pontiac Montana & more

### Performance Overview

As a leader in the Automotive Braking industry, CMX delivers unrivaled braking solutions that redefine performance, reliability, and safety for your vehicle. CMX offers a comprehensive range of cutting-edge brake components meticulously engineered to meet the demands of do-it-yourself customers, garages and large fleet operators. From high-performance brake pads and rotors, to durable brake drums, reliable brake wheel cylinders, state-of-the-art CMX K8-100591 is a vehicle-specific disc brake rotor designed for compatible applications for 2006-2009 Buick, Chevrolet, Pontiac, Saturn Terraza, Uplander, Montana, Relay.

### Key Features

-   Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance, tensile strength and steel hardness providing unmatched
-   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

### Vehicle Fitment

**Fitment Position:** Rear

**Fitment Summary:** 2006-2009 Buick, Chevrolet, Pontiac, Saturn Terraza, Uplander, Montana, Relay

**Position:** Rear

-   2007 Buick Terraza — Position: Rear
-   2007-2009 Chevrolet Uplander — Position: Rear
-   2007-2009 Pontiac Montana — Position: Rear
-   2007 Saturn Relay — Position: Rear
-   2006 Buick Terraza — Position: Rear; Fitment Precision: FWD; Note: With Beam Rear Axle
-   2006 Chevrolet Uplander — Position: Rear; Fitment Precision: FWD
-   2006 Pontiac Montana — Position: Rear; Fitment Precision: FWD
-   2006 Saturn Relay — Position: Rear; Note: With FE1 Suspension and With FE2 Suspension and With FE3 Suspension

### 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 K8-100591.

**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 Rotor for Terraza
-   Disc Brake Rotor for Buick Terraza
-   K8-100591 fitment
-   CMX Disc Brake Rotor
-   Rear Disc Brake Rotor
-   2006 Buick Terraza Disc Brake Rotor

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2007

Buick

Terraza

Rear

2007

Chevrolet

Uplander

Rear

2008

Chevrolet

Uplander

Rear

2009

Chevrolet

Uplander

Rear

2007

Pontiac

Montana

Rear

2008

Pontiac

Montana

Rear

2009

Pontiac

Montana

Rear

2007

Saturn

Relay

Rear

2006

Buick

Terraza

Rear

FWD

With Beam Rear Axle

2006

Chevrolet

Uplander

Rear

FWD

## Details

- **Price:** 86.96 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Rotor
- **Tags:** 2006 Buick Terraza, 2006 Chevrolet Uplander, 2007 Buick Terraza, 2007 Chevrolet Uplander, 2007 Pontiac Montana, 2007 Saturn Relay, 2007-2007-buick-terraza-brakes-rear-esi5203146, 2008 Chevrolet Uplander, 2008 Pontiac Montana, 2009 Chevrolet Uplander, 2009 Pontiac Montana, Automotive Parts, CMX, CMX K8-100591, Daily Driver, Direct Replacement, Disc Brake Rotor, Disc Brake Rotor Kit, K8-100591, Rear, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 86.96 CAD | In stock |

## Images

- CMX K8-100591 Disc Brake Rotor for 2006-2009 Buick Terraza, Chevrolet Uplander, Pontiac Montana & more - Rear product image

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/cmx-k8-100591-disc-brake-rotor-for-2006-2009-buick-terraza-chevrolet-uplander-pontiac-montana-and-more-rear-k8-100591)
> Updated: 2026-07-15