Dynamite Friction 604-48045 Disc Brake Rotor - Rear

Reliable Vented Disc Brake Rotor for GM and Isuzu Vehicles

The Dynamite Friction DFC GEOSPEC Coated Rotor 604-48045 offers precise fitment and durable performance for select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, and Saab models. Designed as a vented rotor, it provides effective heat dissipation to maintain braking efficiency under demanding conditions.

• Nominal thickness: 20 mm with discard thickness at 18.5 mm
• Vented rotor design for improved cooling
• Outside diameter: 325 mm, inside diameter: 78.7 mm
• Six bolt holes with 13.2 mm diameter each
• Height of 85 mm for proper alignment and fit

DFC GEOSPEC Coated Rotor Product Line Overview

The DFC GEOSPEC Coated Rotor line by Dynamite Friction is engineered to provide corrosion resistance and consistent braking performance. The coating helps protect the rotor surface from rust and environmental wear, extending the service life of the rotor. This product line is tailored for vehicles requiring vented rotors that balance heat management with durability, making it suitable for SUVs and trucks such as the Chevrolet Trailblazer and GMC Envoy.

Detailed Rotor Specifications and Benefits

This disc brake rotor features a vented design that enhances airflow between the rotor surfaces, reducing heat buildup during braking. The nominal thickness of 20 mm ensures structural integrity, while the discard thickness of 18.5 mm indicates the minimum safe thickness before replacement is necessary. The rotor’s 325 mm outside diameter and 78.7 mm inside diameter are matched to specific vehicle hubs, ensuring proper fitment. Six bolt holes with a 13.2 mm diameter provide secure mounting, and the 85 mm height maintains correct caliper clearance.

Compatible Vehicles and Common Applications

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

Installation Notes and Tips

• Verify rotor thickness before installation; replace if below 18.5 mm discard thickness
• Ensure proper cleaning of hub surface to prevent rotor runout
• Torque bolts to manufacturer specifications for secure fitment
• Inspect brake pads and calipers during rotor replacement for optimal performance
• Use appropriate tools to avoid damage to the coated surface

Quality Assurance and Warranty Information

Dynamite Friction’s DFC GEOSPEC Coated Rotor 604-48045 is manufactured to meet OEM standards for fit and function. The coating provides additional protection against corrosion, contributing to longer rotor life. While specific warranty details vary, Dynamite Friction products typically include coverage against manufacturing defects. Consult product documentation or supplier for exact warranty terms.