Raybestos
R-Line

Raybestos 580442R Disc Brake Rotor - Front

Brand Raybestos 580442R
Position Front
Conventional Or Drum-In-Hat Type Rotor Conventional
Discard Thickness 1.215
Discard Thickness 30.850
Mounting Bolt Hole Circle Diameter 5.000
Mounting Bolt Hole Circle Diameter 127.000
Mounting Bolt Hole Quantity 5
Nominal Thickness 1.285
Nominal Thickness 32.650
Outside Diameter 11.610
Outside Diameter 294.900
Overall Height 3.273
Overall Height 83.150
Solid Or Vented Type Rotor Vented
Stud/Lug Hole Quantity 5
Product line R-Line
Fits Chevrolet and GMC · 26 vehicles

Vented rotor. Helps promote airflow for more consistent braking performance.

Conventional design. A straightforward disc brake rotor for standard replacement needs.

5-lug pattern. Built with five mounting bolt holes and five stud holes.

Cross-references Centric Parts 120.66022, Centric Parts 121.66022 and Centric Parts 320.66022 for the same application. See all 32.

$60.60Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.

Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Disc Brake Rotors are typically replaced in pairs, axle by axle.
Order total $60.60
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

Raybestos R-Line Front Brake Rotor

The Raybestos R-Line 580442R is a vented front disc brake rotor for select Chevrolet Astro and GMC Safari applications. It is built to match the original conventional rotor layout and key dimensions needed for proper brake service on these vehicles.

For drivers searching for a front brake rotor for 1990-2002 Chevrolet Astro or 1990-2002 GMC Safari, this Raybestos rotor provides the fitment and sizing details needed for a direct replacement service.

Key Features

  • Raybestos R-Line part number 580442R
  • Front disc brake rotor for compatible Chevrolet Astro and GMC Safari applications
  • Vented rotor design for front axle brake service
  • Conventional rotor construction
  • Outside diameter: 11.610 in. / 294.900 mm
  • Nominal thickness: 1.285 in. / 32.650 mm
  • Discard thickness: 1.215 in. / 30.850 mm
  • Overall height: 3.273 in. / 83.150 mm
  • 5-bolt mounting pattern with 5-lug hole quantity
  • Bolt circle diameter: 5.000 in. / 127.000 mm

R-Line Product Line

Raybestos R-Line covers everyday brake service needs with application-specific replacement parts. In the case of the 580442R rotor, the line focuses on the dimensions and rotor style required for front brake maintenance on select Astro and Safari models.

Detailed Description

Raybestos 580442R is a front vented brake rotor engineered for vehicles that use a conventional drum-in-hat style rotor layout. Its 11.610-inch outside diameter, 5-bolt mounting pattern, and 127 mm bolt circle help ensure the rotor matches the original brake package on the listed applications. This part cross-references Centric Parts 120.66022 for the same application.

Compatible With 1990-2002 Chevrolet Astro, front and 1990-2002 GMC Safari, front. For 1993-2002 GMC Safari, front, the fitment notes specify use with a non-composite rotor; 1990-1992 GMC Safari front applications also follow the listed R-Line fitment notes.

Common Issues This Rotor Can Address

  • Brake pulsation caused by rotor wear or thickness variation
  • Reduced braking performance from a worn front rotor
  • Rotor scoring, grooves, or heat checking
  • Service replacement for a rotor that has reached discard thickness
  • Front brake noise related to rotor surface condition

Installation Notes and Tips

Verify rotor diameter, thickness, bolt circle, and hub fitment before installation. Clean the hub mounting surface thoroughly to help prevent lateral runout during brake service. Always inspect pads, calipers, and wheel bearings at the same time so the new rotor can perform as intended on Chevrolet Astro and GMC Safari front brake applications.

Quality Assurance

Raybestos is a recognized brake parts brand with application-specific cataloging for replacement service. The 580442R is listed with detailed dimensional and fitment data to support accurate brake part selection for the confirmed vehicle applications.

  • Fits 1990-2002 Chevrolet Astro, front
  • Fits 1990-1991 GMC Safari, front with Non-Composite Rotor; R-Line
  • Fits 1992 GMC Safari, front; R-Line
  • Fits 1993-2002 GMC Safari, front with Non-Composite Rotor; R-Line
This part fits 26 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelDrive TypePositionNotes
2002ChevroletAstroAWDFrontR-Line
2002GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
2001ChevroletAstroAWDFrontR-Line
2001GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
2000ChevroletAstroAWDFrontR-Line
2000GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1999ChevroletAstroAWDFrontR-Line
1999GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1998ChevroletAstroAWDFrontR-Line
1998GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1997ChevroletAstroAWDFrontR-Line
1997GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1996ChevroletAstroAWDFrontR-Line
1996GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1995ChevroletAstroAWDFrontR-Line
1995GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1994ChevroletAstroAWDFrontR-Line
1994GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1993ChevroletAstroAWDFrontR-Line
1993GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1992ChevroletAstroAWDFrontR-Line
1992GMCSafariAWDFrontR-Line
1991ChevroletAstroAWDFrontR-Line
1991GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
1990ChevroletAstroAWDFrontR-Line
1990GMCSafariAWDFrontwith Non-Composite Rotor; R-Line
Directly replaces or cross-references 32 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Centric Parts — 120.66022Centric Parts — 121.66022Centric Parts — 320.66022Four Seasons — 55138Raybestos Brakes — 580442Raybestos Brakes — 580442RStopTech — 126.66022SLStopTech — 126.66022SRStopTech — 127.66022LStopTech — 127.66022R52-125050125.66022126.66022CSL126.66022CSR127.66022CL127.66022CR128.66022L128.66022R177-73255015C125050493930580442RGS156797111802800325010568AX55015BD125050BR55138DL55015Q4015CYH141745