# Genius KG-100400 Disc Brake Rotor for 1997-2010 Chevrolet Impala, Buick Allure and More - Rear

### Performance Overview

Genius has been the undisputed leader in coated rotor manufacturing for the last 15 years thanks to it's groundbreaking lab engineered G-Cast™ iron cast and G-Coat™ dipped conative. Genius in-house engineered managed to develop the best combination of iron cast and coating to produce unmatched protection that adhere and stay durable for the lifetime of the rotor, without compromising on the rotor braking performan...

### Key Features

-   Engineered with with Carbon-Enhanced G-Cast™ (G11H18/G3000) iron castings to achieve an optimal braking performance (strength, stability, durability)
-   Exclusive G-Coat™ double-layer (8µm) protective coating provides rust protection on 100% of the non-braking surface
-   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

### Package include:

-   2x Disc Brake Rotor

### Vehicle Fitment

**Fitment Summary:** 1997-2010 Chevrolet Impala, Buick Allure, Buick LaCrosse, Chevrolet Venture, Oldsmobile Alero, Chevrolet Monte Carlo

**Position:** Rear

-   2010 Chevrolet Impala — Position: Rear | Note: With Drum In Hat Parking Brake
-   2009 Buick Allure — Position: Rear | Fitment Precision: Super
-   2009 Buick LaCrosse — Position: Rear | Fitment Precision: Super
-   2008 Buick Allure — Position: Rear | Fitment Precision: 5.3L
-   2008 Buick LaCrosse — Position: Rear | Fitment Precision: 5.3L
-   2005 Chevrolet Venture — Position: Rear
-   2003-2004 Oldsmobile Alero — Position: Rear | Fitment Precision: Disc rear brakes
-   2002-2004 Chevrolet Venture — Position: Rear | Fitment Precision: FWD
-   2000-2009 Chevrolet Impala — Position: Rear
-   2000-2007 Chevrolet Monte Carlo — Position: Rear

### FAQ

**Will this fit my vehicle?**  
Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. This listing includes fitment data for 1997-2010 Chevrolet Impala, Buick Allure, Buick LaCrosse, Chevrolet Venture, Oldsmobile Alero, Chevrolet Monte Carlo.

**What part number is this?**  
The listed part number is KG-100400.

**Is this product designed for direct replacement?**  
Yes. This Disc Brake Rotor 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 Chevrolet Impala
-   KG-100400 fitment
-   Genius Disc Brake Rotor
-   Rear Disc Brake Rotor
-   1997-2010 Chevrolet Impala Disc Brake Rotor

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2010

Chevrolet

Impala

Rear

With Drum In Hat Parking Brake

2009

Buick

Allure

Rear

Super

2009

Buick

LaCrosse

Rear

Super

2008

Buick

Allure

Rear

5.3L

2008

Buick

LaCrosse

Rear

5.3L

2005

Chevrolet

Venture

Rear

2003

Oldsmobile

Alero

Rear

Disc rear brakes

2004

Oldsmobile

Alero

Rear

Disc rear brakes

2002

Chevrolet

Venture

Rear

FWD

2003

Chevrolet

Venture

Rear

FWD

2004

Chevrolet

Venture

Rear

FWD

2000

Chevrolet

Impala

Rear

2001

Chevrolet

Impala

Rear

2002

Chevrolet

Impala

Rear

2003

Chevrolet

Impala

Rear

2004

Chevrolet

Impala

Rear

2005

Chevrolet

Impala

Rear

2006

Chevrolet

Impala

Rear

2007

Chevrolet

Impala

Rear

2008

Chevrolet

Impala

Rear

2009

Chevrolet

Impala

Rear

2000

Chevrolet

Monte Carlo

Rear

2001

Chevrolet

Monte Carlo

Rear

2002

Chevrolet

Monte Carlo

Rear

2003

Chevrolet

Monte Carlo

Rear

2004

Chevrolet

Monte Carlo

Rear

## Details

- **Price:** 83.28 CAD
- **Vendor:** Genius
- **Type:** Disc Brake Rotor
- **Tags:** 1997-2010 Chevrolet Impala, Automotive Parts, Brake Parts, Chevrolet Impala, Disc Brake Rotor, Genius, KG-100400, Rear, Replacement Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 83.28 CAD | In stock |

## Images

- Genius KG-100400 Disc Brake Rotor for 1997-2010 Chevrolet Impala, Buick Allure and More - Rear

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/genius-kg-100400-disc-brake-rotor-1997-2010-chevrolet-impala)
> Updated: 2026-07-16