Why are brake rotors drilled?

Drilled rotors have holes that help to vent hot gases and heat away from the rotor surface. This improves cooling and can lead to more consistent braking performance, especially under heavy use.

What is the black coating on the rotor?

The black coating is a protective layer applied by R1 Concepts to prevent rust and corrosion. It helps keep the rotor looking good during storage and before installation, and it typically wears off after the first few brake applications.

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

This listing is for a single front left brake rotor. You will typically need to replace brake pads at the same time, and it's recommended to replace both front rotors for balanced braking. Always refer to the manufacturer's installation instructions for complete details.

Specifications

Brand: R1 Concepts
Part #: 623-63008L

R1 79-85 Mercedes-Benz 300SD Front Left Drilled Black Brake Rotor

Name: R1 79-85 Mercedes-Benz 300SD Front Left Drilled Black Brake Rotor
Brand: R1 Concepts
SKU: r1-concepts-r1-79-85-mercedes-benz-300sd-front-left-drilled-black-brake-rotor-t14-958738
Price: 105.01 USD
Availability: BackOrder

$105.01

On Backorder

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R1 Concepts 1979-1985 Mercedes-Benz 300SD front left drilled brake rotor. Improves heat dissipation for consistent stopping.

Key Features

Fits 1979-1985 Mercedes-Benz 300SD front left.
Drilled rotor design helps dissipate heat for improved stopping performance.
Black coating resists corrosion and rust.
Helps clear brake dust and gases from the rotor surface.

This brake rotor is designed for the front left position on 1979-1985 Mercedes-Benz 300SD models. Please verify fitment for your specific vehicle.

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About this part

Product Details

This is a front left drilled brake rotor from R1 Concepts, made specifically for your 1979-1985 Mercedes-Benz 300SD. When you're braking, especially repeatedly or hard, the rotors get hot. The holes drilled into this rotor help that heat escape, which means you get more consistent stopping power and less chance of the brakes fading when you need them most.

R1 Concepts coats these rotors in black to help prevent rust and corrosion, especially during shipping and before installation. The drilling pattern is designed to help clear out brake dust and gases that can build up between the pad and rotor surface, further aiding in heat management and maintaining a clean contact patch for the brake pads. This rotor is a direct replacement for the original part on your 300SD, making installation straightforward.