Home› Brake > Drums and Rotors› Raybestos 581032R Disc Brake Rotor - Rear
Raybestos 581032R Disc Brake Rotor - RearOE Quality 60-Day Returns
Part #: 581032R

Raybestos 581032R Disc Brake Rotor - Rear

R-Line, Rear
137 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$71.35Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
R-Line, Rear
Fitment: Cadillac, Chevrolet, and GMC, Escalade, Escalade ESV, Suburban, Tahoe, Yukon, Yukon XL, Silverado 1500, Silverado 1500 LD, Sierra 1500, and Sierra 1500 Limited
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? See all Disc Brake Rotor options

Overview of Raybestos R-Line Disc Brake Rotor 581032R

The Raybestos R-Line 581032R disc brake rotor is engineered for reliable braking performance on select GM trucks and SUVs. Designed specifically for vehicles like the Chevrolet Silverado 1500 and GMC Sierra 1500, this rotor meets precise fitment and durability requirements.

  • Part Number: 581032R
  • Brand: Raybestos R-Line
  • Type: Vented Disc Brake Rotor with Drum-in-Hat design
  • Outside Diameter: 345 mm (13.583 inches)
  • Nominal Thickness: 20.000 mm (0.787 inches)
  • Discard Thickness: 18.500 mm (0.728 inches)
  • Mounting Bolt Hole Quantity: 6
  • Mounting Bolt Hole Circle Diameter: 139.7 mm (5.5 inches)
  • Center Hole Diameter: 78.2 mm (3.079 inches)
  • Surface Type: Smooth
  • Compatible with select Cadillac, Chevrolet, and GMC models

Detailed Product Description

This Raybestos R-Line disc brake rotor 581032R features a vented design that enhances heat dissipation during braking, reducing the risk of brake fade under heavy use. The rotor’s drum-in-hat configuration integrates a parking brake drum, providing a dual-function component suitable for vehicles equipped with rear drum parking brakes. With an outside diameter of 345 mm and a nominal thickness of 20 mm, this rotor maintains structural integrity and consistent braking surface contact. The smooth surface finish ensures optimal pad engagement and wear characteristics. The rotor includes six mounting bolt holes arranged on a 139.7 mm bolt circle diameter, matching factory specifications for secure installation on compatible models.

Compatible Vehicles and Applications

This disc brake rotor 581032R is compatible with a range of GM trucks and SUVs, including:

  • Cadillac Escalade, Escalade ESV, Escalade EXT
  • Chevrolet Avalanche, Silverado 1500, Silverado 1500 LD, Suburban 1500, Tahoe
  • GMC Sierra 1500, Sierra 1500 Classic, Sierra 1500 Limited, Yukon, Yukon XL, Yukon XL 1500
  • Chevrolet Cheyenne and GMC Cheyenne models

It is designed to replace worn or damaged rotors, restoring braking performance and safety.

Common Issues Addressed by This Rotor

  • Brake pulsation or vibration due to warped rotors
  • Reduced braking efficiency from worn rotor thickness
  • Excessive brake noise caused by uneven rotor surfaces
  • Overheating and brake fade during heavy towing or hauling
  • Parking brake malfunction related to drum-in-hat rotor wear

Installation Notes and Tips

  • Ensure rotor thickness is above discard thickness of 18.5 mm before installation
  • Clean mounting surfaces to prevent rotor runout and vibration
  • Torque mounting bolts to manufacturer specifications for secure fitment
  • Inspect brake pads and replace if worn to maintain optimal braking
  • Check compatibility with vehicle’s parking brake system due to drum-in-hat design

Quality Assurance and Warranty

The Raybestos R-Line 581032R rotor is manufactured to meet or exceed OEM standards for fit, form, and function. Raybestos provides quality assurance through rigorous testing and material standards. Warranty coverage details should be confirmed with the original product documentation or authorized Raybestos distributors.

The R-Line product line focuses on delivering dependable replacement brake components that balance performance and value, making it suitable for routine maintenance and repair on GM trucks and SUVs.

BrandRaybestos
Part Number581032R
PositionR-Line, Rear
Center Hole Diameter3.079
Center Hole Diameter78.200
Conventional Or Drum-In-Hat Type RotorDrum-In-Hat
Discard Thickness0.728
Discard Thickness18.500
Inside Diameter9.843
Inside Diameter250.000
Mounting Bolt Hole Circle Diameter5.500
Mounting Bolt Hole Circle Diameter139.700
Mounting Bolt Hole Diameter0.630
Mounting Bolt Hole Diameter16.000
Mounting Bolt Hole Quantity6
Nominal Thickness0.787
Nominal Thickness20.000
Outside Diameter13.583
Outside Diameter345.000
Overall Height3.352
Overall Height85.150
Solid Or Vented Type RotorVented
Stud/Lug Hole Quantity6
Surface TypeSmooth

This part fits 137 vehicles. Search below:

YearMakeModelSubmodelPositionNotes
2020CadillacEscaladeRearR-Line
2020CadillacEscalade ESVRearR-Line
2020ChevroletTahoeRearw/ Brake Code 1LR; R-Line
2020GMCYukonRearR-Line
2020GMCYukon XLRearw/ Brake Code 1LR; R-Line
2019CadillacEscaladeRearR-Line
2019CadillacEscalade ESVRearR-Line
2019ChevroletSilverado 1500Rearw/o Electronic Parking Brake; R-Line
2019ChevroletSilverado 1500 LDRearw/o Electronic Parking Brake; R-Line
2019ChevroletTahoeRearExclude police package for proper fitment.; R-Line
2019GMCSierra 1500Rearw/o Electronic Parking Brake; R-Line
2019GMCSierra 1500 LimitedRearw/o Electronic Parking Brake; R-Line
2019GMCYukonRearR-Line
2019GMCYukon XLRearw/ Brake Code 1LR; R-Line
2018CadillacEscaladeRearR-Line
2018CadillacEscalade ESVRearR-Line
2018ChevroletSilverado 1500RearR-Line
2018ChevroletTahoeRearExclude police package for proper fitment.; R-Line
2018GMCSierra 1500RearR-Line
2018GMCYukonRearR-Line
2018GMCYukon XLRearR-Line
2017CadillacEscaladeRearR-Line
2017CadillacEscalade ESVRearR-Line
2017ChevroletCheyenneRearNew number; Raybestos R-Line
2017ChevroletSilverado 1500RearR-Line
2017ChevroletTahoeRearExclude police package for proper fitment.; R-Line
2017GMCSierra 1500RearR-Line
2017GMCYukonRearR-Line
2017GMCYukon XLRearR-Line
2016CadillacEscaladeRearR-Line
2016CadillacEscalade ESVRearR-Line
2016ChevroletCheyenneRearNew number; Raybestos R-Line
2016ChevroletSilverado 1500RearR-Line
2016ChevroletTahoeRearExclude police package for proper fitment.; R-Line
2016GMCSierra 1500RearR-Line
2016GMCYukonRearR-Line
2016GMCYukon XLRearR-Line
2015CadillacEscaladeRearR-Line
2015CadillacEscalade ESVRearR-Line
2015ChevroletCheyenneRearNew number; Raybestos R-Line
2015ChevroletSilverado 1500RearR-Line
2015ChevroletTahoeRearExclude police package for proper fitment.; R-Line
2015GMCSierra 1500RearR-Line
2015GMCYukonRearR-Line
2015GMCYukon XLRearR-Line
2014CadillacEscaladeRearNew number; Raybestos R-Line
2014CadillacEscalade ESVRearNew number; Raybestos R-Line
2014ChevroletCheyenneRearNew number; Raybestos R-Line
2014ChevroletSilverado 1500RearR-Line
2014ChevroletSuburban 1500RearNew number; Raybestos R-Line
2014ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2014GMCSierraRearNew number; Raybestos R-Line
2014GMCSierra 1500RearR-Line
2014GMCYukonRearNew number; Raybestos R-Line
2014GMCYukon XL 1500RearNew number; Raybestos R-Line
2013CadillacEscaladeRearNew number; Raybestos R-Line
2013CadillacEscalade ESVRearNew number; Raybestos R-Line
2013CadillacEscalade EXTRearNew number; Raybestos R-Line
2013ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2013ChevroletCheyenneRearNew number; Raybestos R-Line
2013ChevroletSilverado 1500RearNew number; Raybestos R-Line
2013ChevroletSuburban 1500RearNew number; Raybestos R-Line
2013ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2013GMCSierraRearNew number; Raybestos R-Line
2013GMCSierra 1500RearNew number; Raybestos R-Line
2013GMCYukonRearNew number; Raybestos R-Line
2013GMCYukon XL 1500RearNew number; Raybestos R-Line
2012CadillacEscaladeRearNew number; Raybestos R-Line
2012CadillacEscalade ESVRearNew number; Raybestos R-Line
2012CadillacEscalade EXTRearNew number; Raybestos R-Line
2012ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2012ChevroletCheyenneRearNew number; Raybestos R-Line
2012ChevroletSilverado 1500RearNew number; Raybestos R-Line
2012ChevroletSuburban 1500RearNew number; Raybestos R-Line
2012ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2012GMCSierraRearNew number; Raybestos R-Line
2012GMCSierra 1500RearNew number; Raybestos R-Line
2012GMCYukonRearNew number; Raybestos R-Line
2012GMCYukon XL 1500RearNew number; Raybestos R-Line
2011CadillacEscaladeRearNew number; Raybestos R-Line
2011CadillacEscalade ESVRearNew number; Raybestos R-Line
2011CadillacEscalade EXTRearNew number; Raybestos R-Line
2011ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2011ChevroletCheyenneRearNew number; Raybestos R-Line
2011ChevroletSilverado 1500RearNew number; Raybestos R-Line
2011ChevroletSuburban 1500RearNew number; Raybestos R-Line
2011ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2011GMCSierraRearNew number; Raybestos R-Line
2011GMCSierra 1500RearNew number; Raybestos R-Line
2011GMCYukonRearNew number; Raybestos R-Line
2011GMCYukon XL 1500RearNew number; Raybestos R-Line
2010CadillacEscaladeRearNew number; Raybestos R-Line
2010CadillacEscalade ESVRearNew number; Raybestos R-Line
2010CadillacEscalade EXTRearNew number; Raybestos R-Line
2010ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2010ChevroletCheyenneRearNew number; Raybestos R-Line
2010ChevroletSilverado 1500RearNew number; Raybestos R-Line
2010ChevroletSuburban 1500RearNew number; Raybestos R-Line
2010ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2010GMCSierraRearNew number; Raybestos R-Line
2010GMCSierra 1500RearNew number; Raybestos R-Line
2010GMCYukonRearNew number; Raybestos R-Line
2010GMCYukon XL 1500RearNew number; Raybestos R-Line
2009CadillacEscaladeRearNew number; Raybestos R-Line
2009CadillacEscalade ESVRearNew number; Raybestos R-Line
2009CadillacEscalade EXTRearNew number; Raybestos R-Line
2009ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2009ChevroletSilverado 1500RearNew number; Raybestos R-Line
2009ChevroletSuburban 1500RearNew number; Raybestos R-Line
2009ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2009GMCSierraRearNew number; Raybestos R-Line
2009GMCSierra 1500RearNew number; Raybestos R-Line
2009GMCYukonRearNew number; Raybestos R-Line
2009GMCYukon XL 1500RearNew number; Raybestos R-Line
2008CadillacEscaladeRearNew number; Raybestos R-Line
2008CadillacEscalade ESVRearNew number; Raybestos R-Line
2008CadillacEscalade EXTRearNew number; Raybestos R-Line
2008ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2008ChevroletSilverado 1500RearNew number; Raybestos R-Line
2008ChevroletSuburban 1500RearNew number; Raybestos R-Line
2008ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2008GMCSierraRearNew number; Raybestos R-Line
2008GMCSierra 1500RearNew number; Raybestos R-Line
2008GMCYukonRearNew number; Raybestos R-Line
2008GMCYukon XL 1500RearNew number; Raybestos R-Line
2007CadillacEscaladeRearNew number; Raybestos R-Line
2007CadillacEscalade ESVRearNew number; Raybestos R-Line
2007CadillacEscalade EXTRearNew number; Raybestos R-Line
2007ChevroletAvalancheRearwith Police Package; Raybestos R-Line
2007ChevroletSilverado 1500RearNew number; Raybestos R-Line
2007ChevroletSuburban 1500RearNew number; Raybestos R-Line
2007ChevroletTahoeRearwithout Police Package; Raybestos R-Line
2007GMCSierraRearNew number; Raybestos R-Line
2007GMCSierra 1500RearNew number; Raybestos R-Line
2007GMCSierra 1500 ClassicDenaliRearNew number; Raybestos R-Line
2007GMCYukonRearNew number; Raybestos R-Line
2007GMCYukon XL 1500RearNew number; Raybestos R-Line

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

120.66065120.66065CRY121.66065126.66065CSL126.66065CSR126.66065SL126.66065SR127.66065CL127.66065CR127.66065L127.66065R128.66065CL128.66065CR128.66065L128.66065R227.66065L227.66065R2277530023195438320.66065343.085.01521580RGS581032581032FZN581032P581032PER581032R604-48053BR5510302

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

Related Articles