# CMX 8-TQ8421 Front Disc Brake Rotor for 2017-2022 Tesla 3

### Performance Overview

The CMX 8-TQ8421 Disc Brake Rotor is designed as a direct replacement part for compatible Tesla 3 applications. It is built to support reliable performance, proper fitment, and straightforward installation when replacing a worn or damaged component.

**Installation Position:** Front

### Key Features

-   Make sure to buy two (2)!
-   (One for left side and one for right side)
-   Engineered with carbon-enhanced XCast™ (G3000) iron castings to achieve an optimal wear resistance
-   tensile strength and steel hardness providing unmatched braking performance
-   100% Precision Spin and Mill-Balanced for smoother stopping and zero vibration at any speed

### Interchange Numbers

**Interchange / Cross Reference Part Numbers:** AR99015, CR99015, PR99015, YH665964, YH665964C, YH665964P, 120.52004, BR901872, TE-103, 2950351, ONZ1310, 2488822436, 3488822436, 7488822436, 901872, 950351, 670000, Q1982780, 982780FZN, 982780R, 982780, TE1003, ATE1003, TQ8421, G8421

Please compare these interchange numbers with your original part number and confirm vehicle compatibility before ordering.

### Vehicle Fitment

Review the vehicle fitment list below to confirm this part matches your vehicle before purchase.

-   2017 Tesla 3
-   2018 Tesla 3
-   2019 Tesla 3
-   2020 Tesla 3
-   2021 Tesla 3
-   2022 Tesla 3

### Vehicle Fitment Table

   

Year

Make

Model

Position

2017

Tesla

3

Front

2018

Tesla

3

Front

2019

Tesla

3

Front

2020

Tesla

3

Front

2021

Tesla

3

Front

2022

Tesla

3

Front

### FAQ

**Will this fit a 2017 Tesla 3?**  
Yes, this Disc Brake Rotor fits the vehicles listed in the Vehicle Fitment section above. Please confirm the year, make, model, and position before ordering.

**What position does this part fit?**  
This part is listed for the Front position on compatible vehicles.

**Can I use the interchange numbers to confirm compatibility?**  
Yes. Compare the interchange or cross-reference numbers shown above with your original part number, then verify the vehicle fitment before ordering.

**Is professional installation recommended?**  
Professional installation is recommended to help ensure proper fit, safe operation, and correct system performance.

### Common Searches

-   Disc Brake Rotor for Tesla 3
-   Front Disc Brake Rotor for 2017 Tesla 3
-   CMX 8-TQ8421 Disc Brake Rotor
-   replacement 8-TQ8421 Disc Brake Rotor
-   2017-2022 Tesla 3 Disc Brake Rotor

## Details

- **Price:** 59.77 CAD
- **Vendor:** CMX
- **Type:** Disc Brake Rotor
- **Tags:** 120.52004, 2017 Tesla 3, 2017-2022 Tesla 3, 2017-2022 Tesla 3 Disc Brake Rotor, 2018 Tesla 3, 2019 Tesla 3, 2020 Tesla 3, 2021 Tesla 3, 2022 Tesla 3, 2488822436, 2950351, 3488822436, 670000, 7488822436, 8-TQ8421, 901872, 950351, 982780, 982780FZN, 982780R, AI Readable Fitment, AR99015, ATE1003, BR901872, brake rotor, Brake Rotor fitment, CMX, CMX 8-TQ8421 Disc Brake Rotor, CMX Brake Rotor, CR99015, Disc Brake Rotor, Disc Brake Rotor for Tesla 3, Front, Front Disc Brake Rotor for 2017 Tesla 3, G8421, ONZ1310, PR99015, Q1982780, replacement 8-TQ8421 Disc Brake Rotor, replacement auto part, Rotor, TE-103, TE1003, Tesla 3, TQ8421, vehicle fitment, YH665964, YH665964C, YH665964P

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 59.77 CAD | In stock |

## Images

- CMX_Disc Brake Rotor_8-TQ8421

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/front-disc-brake-rotor-1-piece-only-for-tesla-3-with-gray-painted-calipers)
> Updated: 2026-06-02