R1 Concepts Rear Drilled & Slotted Brake Rotor

2005–2023 Dodge Challenger, Dodge Charger, Chrysler 300, Dodge Magnum Various Engines

Part #: 631-39020L

Overview

The R1 Concepts Rear Drilled & Slotted Brake Rotor is engineered to provide enhanced braking performance and improved heat dissipation for a range of Dodge and Chrysler vehicles from 2005 through 2023. Designed specifically for the rear left position, this rotor is an ideal upgrade for drivers seeking better stopping power, reduced brake fade, and a more responsive pedal feel. Whether you drive a Dodge Challenger, Charger, Chrysler 300, or Dodge Magnum, this rotor delivers consistent performance under demanding conditions.

Perfect for enthusiasts who demand reliability and precision from their braking system, this rotor combines functional design with durable construction to withstand daily driving and spirited performance use.

Key Features

R1 Concepts has incorporated advanced features into this rear brake rotor to optimize braking efficiency and longevity:

• Drilled holes for superior heat dissipation and gas venting, reducing brake fade during aggressive driving
• Slotted surface to help clean brake pads and maintain consistent friction
• Precision-machined for exact fitment and smooth rotor-to-pad contact
• Corrosion-resistant silver finish to protect against rust and extend rotor life
• Balanced design to minimize vibration and noise for a smooth braking experience
• Compatible with OEM brake pads and calipers for straightforward installation
• Engineered specifically for rear left application to ensure proper fit and function

Construction & Design

Manufactured from high-quality cast iron, the R1 Concepts brake rotor offers excellent thermal conductivity and durability. The drilled and slotted pattern is strategically designed to maximize airflow and heat evacuation, preventing overheating during heavy braking. The silver coating not only enhances corrosion resistance but also provides a sleek, clean appearance that complements your vehicle’s performance aesthetic. Each rotor undergoes rigorous quality control to meet or exceed OEM standards, ensuring reliable performance mile after mile.

Installation & Fitment

This rear left drilled and slotted rotor is a direct replacement for factory rotors on select Dodge and Chrysler models, requiring no modifications for installation. It fits the following vehicles and engine configurations:

• 2015–2023 Dodge Challenger: 3.6L V6, 5.7L Hemi, 6.4L 392, 6.2L Hellcat
• 2015–2023 Dodge Charger: 3.6L V6, 5.7L Hemi, 6.4L 392, 6.2L Hellcat
• 2011–2014 Chrysler 300: 6.4L 392
• 2008–2010 Dodge Challenger: 6.1L SRT8
• 2011–2014 Dodge Challenger: 6.4L 392
• 2006–2010 Dodge Charger: 6.1L SRT8
• 2011–2014 Dodge Charger: 5.7L Hemi, 6.4L 392
• 2005–2010 Chrysler 300: 2.7L V6, 6.1L SRT8
• 2005–2008 Dodge Magnum: 6.1L SRT8

Installation typically requires standard hand tools and basic mechanical knowledge. It is recommended to have the brake system inspected and serviced by a professional to ensure optimal safety and performance.

What's Included

• One (1) Rear Left Drilled & Slotted Brake Rotor

Ideal For

This rotor is ideal for drivers who want to upgrade their braking system for improved heat management and stopping power without sacrificing OEM fitment. It suits daily drivers, weekend enthusiasts, and those who occasionally push their vehicles on the street or track. If you own a Dodge Challenger, Charger, Chrysler 300, or Dodge Magnum within the specified years and engine options, this rotor offers a reliable and performance-oriented brake solution.