What is the benefit of the black electro-coating on this rotor?

The black electro-coating on this R1 Concepts rotor helps prevent rust and corrosion on the rotor's surface. This is especially useful in areas with high humidity or exposure to road salt, helping to maintain the rotor's appearance and integrity over time.

How do the drilled holes and slots improve braking?

The drilled holes allow heat and gases to escape from the rotor surface, which helps prevent brake fade during heavy use. The slots also help to vent gases and dust, ensuring the brake pads maintain consistent contact with the rotor for more reliable stopping power.

Do I need to buy anything else to install this rotor?

This listing is for a single front left brake rotor. You will need to purchase a second rotor for the front right side to complete the axle. It is also recommended to inspect and potentially replace your brake pads and hardware when installing new rotors.

1 / 5

Specifications

Brand: R1 Concepts
Part #: ECB-46017L
UPC: 194873265175

R1 04-08 Cadillac CTS Front Left Drilled & Slotted Black Brake Rotor

Name: R1 04-08 Cadillac CTS Front Left Drilled & Slotted Black Brake Rotor
Brand: R1 Concepts
SKU: r1-concepts-r1-04-08-cadillac-cts-front-left-drilled-slotted-black-brake-rotor-t14-975185
Price: 137.72 USD
Availability: BackOrder

$137.72

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Fits 2005-2008 Cadillac STS. This R1 Concepts front left drilled and slotted brake rotor offers improved stopping power with its black finish.

Key Features

Fits 2005-2008 Cadillac STS, 2006-2007 Cadillac CTS, and 2004-2005 Pontiac Bonneville.
Features a black electro-coating to resist rust and corrosion on the rotor surface.
Drilled holes help dissipate heat and gases for improved stopping performance.
Slotted design clears brake dust and moisture for consistent pad contact.
Designed as a direct replacement for the front left brake rotor.
This is a single rotor; order two for a complete front axle replacement.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

Secure CheckoutFast Shipping631-982-0042

About this part

Product Details

This R1 Concepts brake rotor features a black electro-coating, which helps prevent rust and corrosion on the rotor's surface, especially in areas prone to moisture. It's drilled and slotted, a design choice that helps dissipate heat and gases more effectively than a standard rotor. This means you get more consistent braking performance, particularly during repeated stops or when you need to slow down quickly.

Designed as a direct replacement for the front left side of your 2005-2008 Cadillac STS, this rotor is built to fit right without modifications. The combination of drilled holes and deep slots helps clear away brake dust and moisture, ensuring the brake pads maintain solid contact with the rotor surface. This updated design contributes to a more reliable and responsive braking feel, which is important for everyday driving and more demanding situations.

For optimal performance, it's recommended to pair this rotor with compatible brake pads. Always refer to the manufacturer's installation instructions for proper bedding procedures to get the most out of your new braking components.