Dynamite Friction 631-48051L Disc Brake Rotor - Front Left

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-48051L) is engineered for reliable braking performance on heavy-duty Chevrolet and GMC trucks. Designed specifically for models like the Silverado 2500 HD and Sierra 3500, this rotor combines durability with enhanced heat dissipation.

• Disc type: Vented disc brake rotor with drilled and slotted surface
• Nominal thickness: 38 mm with discard thickness at 36.5 mm
• Overall diameter: 325 mm, suitable for heavy-duty applications
• Directional brake surface for optimized braking efficiency
• Rust-resistant zinc silver hat finish and plain disc finish
• Eight bolt holes with 16.4 mm diameter and 165.1 mm bolt circle diameter
• Center hole diameter: 118.2 mm for precise fitment

Detailed Product Description

This Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver is a vented rotor designed to improve heat dissipation during braking, reducing the risk of brake fade under heavy loads. The rotor features a directional surface with both drilled holes and slots, which help evacuate gases, dust, and water from the braking surface. This design supports consistent braking performance and extends rotor life. The zinc silver coating on the hat provides corrosion resistance, essential for vehicles exposed to harsh environments. With a nominal thickness of 38 mm and a discard thickness of 36.5 mm, this rotor meets the specifications required for Chevrolet and GMC heavy-duty trucks.

DFC Brake Rotor Product Line

The DFC Brake Rotor - Drilled and Slotted - Silver line by Dynamite Friction focuses on delivering rotors with enhanced cooling and surface treatment features. This product line is tailored for demanding applications, offering vented rotors with directional drilled and slotted surfaces to maintain braking efficiency under stress. The silver zinc coating on the hat area adds rust resistance, making it suitable for trucks like the Chevrolet Silverado 2500 HD and GMC Sierra 3500 that operate in varied conditions.

Compatible Vehicles and Applications

• Chevrolet Avalanche 2500
• Chevrolet Express 2500 and 3500
• GMC Savana 2500 and 3500
• Chevrolet and GMC Sierra 2500 HD, 2500 HD Classic, 3500, 3500 Classic, and 3500 HD
• Chevrolet Silverado 2500 HD, 2500 HD Classic, 3500, and 3500 HD

Common Issues Addressed by This Rotor

• Brake fade caused by excessive heat buildup during heavy towing or hauling
• Corrosion and rust on rotor surfaces leading to uneven braking
• Reduced braking efficiency due to gas and dust accumulation on the rotor surface
• Warping or cracking from thermal stress in demanding driving conditions
• Inconsistent brake pedal feel from worn or damaged rotors

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness of 36.5 mm before installation
• Clean mounting surfaces and check hub for rust or debris to ensure proper fit
• Use proper torque specifications for the 8 lug bolts with 16.4 mm diameter
• Verify directional rotor orientation matches vehicle specifications for optimal performance
• Inspect brake pads for wear and replace if necessary to complement new rotors

Quality Assurance and Warranty

Dynamite Friction manufactures the 631-48051L rotor to meet OEM standards for fit and function on Chevrolet and GMC heavy-duty trucks. The rust-resistant zinc silver coating and vented design contribute to long service life. While specific warranty details are not provided here, Dynamite Friction products typically come with manufacturer-backed quality assurance to ensure reliability and performance.