Raybestos 580359R Disc Brake Rotor - Front

Overview of Raybestos R-Line Disc Brake Rotor 580359R

The Raybestos R-Line Disc Brake Rotor 580359R is engineered for reliable braking performance on select Buick, Chevrolet, GMC, and Isuzu vehicles. Designed as a vented, conventional rotor, it offers precise fitment for models like the Trailblazer, Envoy, Ascender, Rainier, and SSR.

• Vented disc brake rotor for improved heat dissipation
• Nominal thickness of 1.142 inches (29.000 mm) with discard thickness at 1.083 inches (27.500 mm)
• Overall height measures 2.140 inches (54.350 mm)
• Outside diameter of 11.890 inches (302.000 mm)
• Six mounting bolt holes with a 5.000 inch (127.000 mm) bolt circle diameter
• Center hole diameter of 3.117 inches (79.150 mm)
• Compatible with 6 stud/lug hole configurations

Detailed Product Description

This Raybestos R-Line rotor 580359R is a vented, conventional disc brake rotor designed to meet the specifications required by various GM and Isuzu SUVs and trucks. The vented design helps reduce heat buildup during braking, which can improve rotor longevity and maintain consistent braking performance. With a nominal thickness of 1.142 inches and a discard thickness of 1.083 inches, this rotor provides a clear service life indicator to ensure safe replacement intervals. The rotor’s overall height of 2.140 inches and outside diameter of 11.890 inches ensure proper fitment and compatibility with the braking system of the specified vehicles.

R-Line Product Line Information

The Raybestos R-Line product line focuses on delivering dependable, OE-quality brake components designed for direct replacement applications. The R-Line rotors are engineered to meet or exceed original equipment specifications, providing consistent performance and durability. This line is suitable for drivers seeking reliable braking parts that maintain factory fit and function without unnecessary modifications.

Applications and Problem Solving

• Replacement for worn or warped rotors causing brake pulsation or noise
• Restores braking efficiency on Buick Trailblazer, Chevrolet SSR, GMC Envoy, and Isuzu Ascender
• Addresses rotor thickness below discard limits to maintain safe braking
• Improves heat dissipation to reduce brake fade during heavy use
• Compatible with vehicles experiencing uneven rotor wear or scoring

Installation Notes and Tips

• Verify rotor thickness before installation to ensure it meets minimum discard specifications
• Clean mounting surfaces and hub to prevent rotor runout
• Torque mounting bolts to manufacturer specifications for secure fitment
• Inspect brake pads and replace if worn to ensure optimal rotor performance
• Perform a proper bed-in procedure after installation for consistent braking

Quality Assurance and Warranty

Raybestos R-Line rotors are manufactured to meet stringent quality standards and undergo rigorous testing to ensure durability and performance. While specific warranty details may vary, Raybestos typically offers coverage against defects in materials and workmanship. Always consult product documentation or contact the manufacturer for exact warranty terms related to part number 580359R.