Dynamite Friction 631-48046L Disc Brake Rotor - Front Left

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-48046L) is engineered for reliable braking performance on select Buick, Chevrolet, GMC, Isuzu, and Saab models. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency under demanding conditions.

• Disc type: Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 29 mm; discard thickness: 27.5 mm
• Overall diameter: 325 mm with 6 bolt holes (13 mm diameter)
• Hat finish: Zinc silver coating for corrosion resistance
• Rust resistant coating applied for extended durability
• Directional brake surface optimized for improved water and debris evacuation
• Compatible with 6-lug bolt pattern (127 mm bolt circle diameter)

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

The DFC Brake Rotor - Drilled and Slotted - Silver line from Dynamite Friction focuses on rotors that combine drilled holes and slots to improve brake pad bite and heat dissipation. The silver zinc coating on the hat area provides additional protection against rust, making these rotors suitable for vehicles exposed to varied weather conditions. This product line is designed to meet the demands of drivers requiring consistent braking performance and rotor longevity.

Technical Description and Specifications

This disc brake rotor features a vented design with a 325 mm outside diameter and a 54.3 mm overall height, ensuring efficient heat management during braking. The rotor’s surface is both drilled and slotted, which helps reduce brake fade by allowing gases and debris to escape while maintaining pad contact. The zinc silver hat finish and rust-resistant coating extend the rotor’s service life by protecting against corrosion. The rotor fits vehicles with a 6-lug bolt pattern and a 127 mm bolt circle diameter, with bolt holes measuring 13 mm in diameter.

Compatible Vehicles and Applications

• Buick 9-7x
• Chevrolet SSR, Trailblazer, Trailblazer EXT
• GMC Envoy, Envoy XL, Envoy XUV, Rainier
• Isuzu Ascender
• Saab models compatible with specified bolt pattern

Common Issues Addressed by This Rotor

• Brake fade caused by excessive heat buildup
• Corrosion and rust on rotor surfaces
• Uneven brake pad wear due to poor heat dissipation
• Reduced braking efficiency in wet or debris-prone conditions
• Vibration or noise from warped or damaged rotors

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Inspect hub and wheel bearings for wear prior to rotor installation
• Torque lug nuts to manufacturer specifications to avoid rotor warping
• Replace brake pads when installing new rotors for optimal performance
• Clean rotor surface with brake cleaner to remove any protective coatings before use

Quality Assurance and Warranty

Dynamite Friction rotors are manufactured to meet industry standards for durability and performance. The 631-48046L rotor includes a rust-resistant coating and zinc silver hat finish to extend service life. Warranty details should be confirmed with the product documentation or supplier, as coverage may vary.