DuraGo BR5580 Disc Brake Rotor - Front

DuraGo BR5580 Front Vented Brake Rotor

The DuraGo BR5580 is a front disc brake rotor built for select Chevrolet, Pontiac, Buick, and Oldsmobile applications. It uses cast iron construction and a full cast design to deliver the dimensions and braking surface needed for everyday service and OE-style replacement work.

Key Features

• Cast iron construction with a full cast rotor design
• Vented disc brake rotor for front axle applications
• Non-directional brake surface for straightforward service
• Outside diameter: 259 mm (10.2 in.)
• Nominal thickness: 20.33 mm (0.8 in.)
• Discard thickness: 18.7 mm (0.74 in.)
• Center hole diameter: 58.4 mm (2.3 in.)
• 5-bolt mounting pattern with 100 mm bolt circle diameter
• Cross drilled: No; Slotted: No
• ABS tone ring included: No

Detailed Description

DuraGo has spent more than 45 years building aftermarket brake products, and the BR5580 reflects that catalog-focused approach to fit, form, and function. Manufactured in ISO certified factories, this rotor is made for front brake service on vehicles such as the Chevrolet Cavalier, Pontiac Sunfire, Buick Skylark, Oldsmobile Achieva, Pontiac Grand Am, Chevrolet Corsica, Pontiac Sunbird, and Oldsmobile Cutlass Calais. The BR5580 part number is also referenced in aftermarket interchange listings for related applications.

This part cross-references Monroe Shocks & Struts (e.g., 5580) for the same application.

Vehicle Fitment

• Fits 1992-2005 Chevrolet Cavalier, front
• Fits 1995-2005 Pontiac Sunfire, front
• Fits 1991-1998 Buick Skylark, front
• Fits 1992-1998 Oldsmobile Achieva, front
• Fits 1991-1998 Pontiac Grand Am, front
• Fits 1992-1996 Chevrolet Corsica, front
• Fits 1992-1994 Pontiac Sunbird, front
• Fits 1991 Oldsmobile Cutlass Calais, front
• Fits 1990 Buick Skylark, front, Performance Package
• Fits 1990 Oldsmobile Cutlass Calais, front, Performance Package
• Fits 1990 Pontiac Grand Am, front, Performance Package

Common Service Uses

• Front brake rotor replacement for worn or below-spec rotors
• Correction of brake pulsation caused by rotor thickness variation
• Restoration of braking surface after scoring or heat checking
• Service replacement for vehicles needing a vented front rotor
• OE-style repair on Chevrolet Cavalier and Pontiac Sunfire front brake systems

Installation Notes and Tips

Verify rotor dimensions, bolt pattern, and center bore before installation. Clean the hub mounting surface thoroughly to help prevent runout-related brake noise or pedal pulsation. Always inspect pads, calipers, and wheel bearings during rotor service, and confirm the rotor is correct for the front position and any listed performance package application.

Quality Assurance

DuraGo manufactures brake components in ISO certified factories and builds this rotor to meet fit, form, and function requirements for the listed applications. The BR5580 is backed by DuraGo’s long-running aftermarket brake program and its focus on catalog accuracy and consistent product specifications.