Dynamite Friction 633-48045R Disc Brake Rotor - Rear Right

Overview of the DFC Brake Rotor - Drilled and Slotted - Black

The Dynamite Friction DFC Brake Rotor - Drilled and Slotted - Black (part number 633-48045R) is engineered for reliable braking performance on select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab vehicles. Designed with a vented, directional surface, this rotor enhances heat dissipation and braking consistency for models like the Trailblazer, Envoy, and Jimmy.

• Disc type: Vented disc brake rotor with drilled and slotted surface
• Overall diameter: 325 mm with 85 mm height
• Nominal thickness: 20 mm; discard thickness: 18.5 mm
• Directional braking surface for optimized performance
• Rust-resistant zinc black hat finish with plain disc finish
• 6 bolt holes with 13.2 mm diameter and 127 mm bolt circle diameter
• Center hole diameter: 78.7 mm

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

The DFC Brake Rotor - Drilled and Slotted - Black line from Dynamite Friction focuses on rotors that combine drilled holes and slots to improve brake pad bite and heat dissipation. The black zinc coating on the rotor hat provides corrosion resistance, extending rotor life in various driving conditions. This product line is designed to meet the demands of mid-size SUVs and trucks, including models such as the GMC Envoy and Chevrolet Trailblazer.

Technical Description and Specifications

This disc brake rotor features a vented design that allows air to flow between the rotor surfaces, reducing heat buildup during braking. The drilled and slotted surface improves water and debris evacuation, maintaining consistent braking performance. With a nominal thickness of 20 mm and a discard thickness of 18.5 mm, the rotor ensures safe replacement intervals. The rotor’s directional surface is engineered to optimize braking efficiency when installed correctly. The zinc black finish on the hat offers rust resistance, while the plain disc finish supports effective pad contact.

Compatible Vehicles and Applications

• Buick 9-7x
• Chevrolet Trailblazer, Trailblazer EXT, SSR
• GMC Envoy, Envoy XL, Envoy XUV, Jimmy, Rainier
• Isuzu Ascender, Bravada
• Oldsmobile Bravada
• Saab models compatible with specified dimensions

Common Issues Addressed by This Rotor

• Brake fade caused by excessive heat buildup
• Uneven brake pad wear due to poor rotor surface design
• Corrosion and rust on rotor hats reducing lifespan
• Reduced braking performance in wet conditions
• Vibration or noise from warped or damaged rotors

Installation Notes and Tips

Ensure the rotor is installed with the directional surface facing the correct rotation direction for optimal performance. Verify bolt hole alignment with the 6-lug, 127 mm bolt circle diameter pattern. Check rotor thickness before installation; replace if below the discard thickness of 18.5 mm. Clean the rotor surface to remove any protective coatings or debris before mounting brake pads.

Quality Assurance and Warranty

Dynamite Friction manufactures this rotor to meet OEM specifications for fit and function. The rust-resistant zinc black finish on the rotor hat helps maintain durability over time. Please consult product documentation or manufacturer resources for specific warranty details related to part number 633-48045R.