# Genius KG-100421 Disc Brake Rotor for 2015-2020 Chevrolet Colorado, GMC Canyon - 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:** 2015-2020 Chevrolet Colorado, GMC Canyon

**Position:** Rear

-   2015-2020 Chevrolet Colorado — Position: Rear
-   2015-2020 GMC Canyon — 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 2015-2020 Chevrolet Colorado, GMC Canyon.

**What part number is this?**  
The listed part number is KG-100421.

**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 Colorado
-   KG-100421 fitment
-   Genius Disc Brake Rotor
-   Rear Disc Brake Rotor
-   2015-2020 Chevrolet Colorado Disc Brake Rotor

### Vehicle Fitment Table

Year

Make

Model

Position

Fitment Precision

Note

2015

Chevrolet

Colorado

Rear

2016

Chevrolet

Colorado

Rear

2017

Chevrolet

Colorado

Rear

2018

Chevrolet

Colorado

Rear

2019

Chevrolet

Colorado

Rear

2020

Chevrolet

Colorado

Rear

2015

GMC

Canyon

Rear

2016

GMC

Canyon

Rear

2017

GMC

Canyon

Rear

2018

GMC

Canyon

Rear

2019

GMC

Canyon

Rear

2020

GMC

Canyon

Rear

## Details

- **Price:** 114.1 CAD
- **Vendor:** Genius
- **Type:** Disc Brake Rotor
- **Tags:** 2015-2020 Chevrolet Colorado, Automotive Parts, Brake Parts, Chevrolet Colorado, Disc Brake Rotor, Genius, KG-100421, Rear, Replacement Parts, Vehicle Fitment

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 114.10 CAD | In stock |

## Images

- Genius KG-100421 Disc Brake Rotor for 2015-2020 Chevrolet Colorado, GMC Canyon - Rear

---

> Source: [Standard Auto Part](www.standardautopart.com/products/genius-kg-100421-disc-brake-rotor-2015-2020-chevrolet-colorado)
> Updated: 2026-06-10