Dynamite Friction 631-48046R Disc Brake Rotor - Front Right

Overview of Dynamite Friction DFC Brake Rotor

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Silver (part number 631-48046R) 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 for vehicles such as the Trailblazer, Envoy, and Ascender.

• Disc type: Vented, directional drilled and slotted surface
• Nominal thickness: 29 mm with discard thickness at 27.5 mm
• Overall diameter: 325 mm; height: 54.3 mm
• Hat finish: Zinc silver with rust-resistant coating
• Bolt hole quantity: 6; bolt circle diameter: 127 mm
• Bolt hole diameter: 13 mm; center hole diameter: 79 mm
• Surface finish: Plain disc with slotted and drilled braking surface

Details on the DFC Brake Rotor - Drilled and Slotted - Silver Line

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. This design helps reduce brake fade under demanding conditions by allowing gases and debris to escape more efficiently. The zinc silver hat finish and rust-resistant coating extend rotor life by protecting against corrosion, making it suitable for vehicles exposed to varied driving environments.

Product Description and Specifications

This disc brake rotor features a vented design with a directional surface that is both drilled and slotted, providing enhanced cooling and improved braking response. The rotor measures 325 mm in outside diameter and 54.3 mm in height, with a nominal thickness of 29 mm and a discard thickness of 27.5 mm, ensuring it meets OEM specifications for safe replacement. The rotor includes six bolt holes with a 13 mm diameter and a bolt circle diameter of 127 mm, compatible with the specified vehicle models. The zinc silver hat finish and rust-resistant coating help maintain structural integrity and appearance over time.

Compatible Vehicles and Common Applications

• Replacement rotor for Buick 9-7x models
• Fits Chevrolet Trailblazer, Trailblazer EXT, SSR
• Compatible with GMC Envoy, Envoy XL, Envoy XUV, Rainier
• Suitable for Isuzu Ascender
• Also fits Saab 9-7x

Installation Notes and Tips

• Ensure rotor thickness is above discard thickness (27.5 mm) before installation
• Clean rotor surface to remove any protective coating before mounting
• Torque lug nuts to manufacturer specifications for proper fitment
• Inspect brake pads and calipers during rotor replacement for optimal performance
• Use compatible brake pads designed for drilled and slotted rotors to avoid premature wear

Quality Assurance and Warranty

Dynamite Friction manufactures the 631-48046R rotor to meet or exceed OEM standards for fit, form, and function. The rust-resistant coating and zinc silver hat finish contribute to durability and corrosion resistance. While specific warranty details are not provided, Dynamite Friction products typically undergo rigorous quality control to ensure reliable braking performance on compatible Buick, Chevrolet, GMC, Isuzu, and Saab vehicles.