Dynamite Friction 631-75007L Disc Brake Rotor - Rear Left

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-75007L) is engineered for Lexus GS300, GS400, GS430, IS300, and SC430 models. This solid disc brake rotor features a directional, slotted and drilled surface designed to enhance braking performance and heat dissipation.

• Compatible with Lexus GS300, GS400, GS430, IS300, SC430
• Part Number: 631-75007L
• Solid disc rotor with drilled and slotted surface
• Nominal thickness: 12 mm; discard thickness: 10.5 mm
• Outside diameter: 307 mm; overall height: 63.3 mm
• Hat finish with zinc silver coating for rust resistance
• 5 bolt holes with 114.3 mm bolt circle diameter
• Directional brake surface for optimized performance

Product Line Details: DFC Brake Rotor - Drilled and Slotted - Silver

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on rotors that combine drilled holes and slots to improve brake pad bite and reduce heat buildup. The silver zinc coating on the rotor hat provides corrosion resistance, extending rotor life. This product line is designed to meet the demands of performance-oriented Lexus vehicles requiring reliable stopping power and durability.

Technical Specifications and Features

This disc brake rotor is a solid type with a nominal thickness of 12 mm and a discard thickness of 10.5 mm, ensuring safe replacement intervals. The rotor measures 307 mm in outside diameter and 63.3 mm in overall height, matching OEM dimensions for proper fitment. The rotor surface is both drilled and slotted, which helps to evacuate gases and debris from the brake pad surface, improving braking consistency under heavy use. The hat section features a zinc silver finish that resists rust and corrosion, maintaining structural integrity over time. The rotor includes five bolt holes with a 114.3 mm bolt circle diameter and a center hole diameter of 62 mm, designed specifically for the listed Lexus models.

Applications and Problem Solving

• Improves braking performance on Lexus GS300, GS400, GS430, IS300, and SC430
• Reduces brake fade during aggressive driving or heavy braking
• Helps prevent rotor warping by enhancing heat dissipation
• Minimizes rust and corrosion on rotor hat for longer service life
• Maintains consistent brake pad contact with slotted and drilled surface

Installation Notes and Tips

Ensure the rotor thickness is above the discard thickness of 10.5 mm before installation. Clean the rotor surface to remove any protective coating or debris prior to mounting. Verify bolt hole alignment with the 5-lug pattern and 114.3 mm bolt circle diameter for proper fitment on Lexus GS and IS series vehicles. Use proper torque specifications when tightening lug nuts to avoid rotor distortion. Directional rotors should be installed following the indicated rotation direction for optimal performance.

Quality Assurance

Dynamite Friction manufactures this rotor to meet OEM specifications for fit and function. The rust-resistant zinc silver coating on the rotor hat enhances durability in various driving conditions. While no specific warranty information is provided, the rotor’s design and materials support reliable braking performance for Lexus GS300, GS400, GS430, IS300, and SC430 models when installed and maintained properly.