R1 Concepts Drilled & Slotted Brake Rotor

Fits Most Dodge/Jeep 6.4L/6.2L/5.7L (12-25)

Part #: 631-42008L

Overview

The R1 Concepts Drilled & Slotted Brake Rotor is engineered to provide superior braking performance and enhanced heat dissipation for demanding driving conditions. Designed specifically for the rear left position, this rotor fits a wide range of Dodge Durango and Jeep Grand Cherokee models from 2011 through 2026, including powerful V6 and V8 engine variants such as the 5.7L Hemi, 6.4L 392, and 6.2L Hellcat.

Ideal for enthusiasts seeking improved stopping power and reduced brake fade, this rotor combines functional design with durable construction to ensure consistent performance on both street and light track use. Its silver finish adds a clean, aggressive look that complements the vehicle’s overall appearance.

Key Features

R1 Concepts’ drilled and slotted rotors are crafted to optimize braking efficiency and longevity. Key features include:

• Precision-drilled holes to enhance heat dissipation and reduce brake fade
• Machined slots that help evacuate gas, dust, and debris for cleaner pad contact
• High-quality cast iron construction for durability and consistent performance
• Silver corrosion-resistant coating to protect against rust and extend rotor life
• Rear left rotor designed to meet exact OEM specifications for a perfect fit
• Compatible with multiple engine options including V6 and V8 variants
• Improved wet-weather braking performance due to enhanced surface design
• Balanced and tested for vibration-free operation

Construction & Design

Manufactured from premium-grade cast iron, the R1 Concepts drilled and slotted rotor is engineered for strength and thermal stability. The precision-drilled holes and machined slots work together to dissipate heat efficiently, reducing the risk of warping and brake fade during aggressive driving or towing. The silver protective coating not only enhances corrosion resistance but also maintains the rotor’s aesthetic appeal over time.

Each rotor undergoes strict quality control to ensure dimensional accuracy and balance, providing smooth braking performance and long service life. The design is tailored to fit the rear left position on compatible Dodge Durango and Jeep Grand Cherokee models, ensuring seamless integration with factory hardware and brake systems.

Installation & Fitment

This rear left brake rotor is a direct replacement part engineered to fit 2011–2026 Dodge Durango models with 3.6L V6, 5.7L Hemi, 6.4L 392, and 6.2L Hellcat engines, as well as 2011–2021 Jeep Grand Cherokee models equipped with 3.6L V6, 6.4L SRT, 6.4L SRT8, and 6.2L Trackhawk engines. Installation requires no modifications and can be completed using standard brake service tools. It is recommended to replace brake pads simultaneously for optimal braking performance.

What's Included

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

Ideal For

This rotor is ideal for Dodge and Jeep owners who demand reliable, high-performance braking for daily driving, towing, or spirited driving. It suits enthusiasts looking to upgrade their factory rotors for improved heat management and braking consistency without compromising fitment or safety.

R1 Concepts is a manufacturer and retailer specializing in automotive braking systems, offering a comprehensive catalog of brake parts for both foreign and domestic vehicles from 1930 to the present. Their product line includes OE replacements and high-performance aftermarket brake components, such as cross-drilled and slotted rotors, ceramic brake pads, and big brake kits. Enthusiasts choose R1 Concepts for their precision engineering and quality materials, which enhance braking performance and safety across various driving conditions.