Raybestos Brakes Disc Brake Rotor P/N:580839R
Deliver quiet, heavy-duty stops with the Raybestos Specialty Truck Disc Brake Rotor 8532, a vehicle-specific replacement engineered for noise-prone truck, medium-duty and air-disc applications. It's a direct-fit replacement for a long list of medium-duty trucks, including the International 4200, 4300, 4400, 4700 and 4900, plus the Sterling Truck Acterra 6500 and 7500 — see the Buyer's Guide tab for the full year-by-model list. Depending on the application, this rotor serves the front or rear position.
Specs: 15 in (381 mm) outside diameter, 10 mounting bolt holes, 1.435 in nominal thickness, 1.32 in discard thickness. Rotors are sold individually; the listed applications use two.
Interchange: 89-54012 · 120.83012 · 121.83012 · 381.081.20
8954012 · 12083012 · 12183012 · 38108120 · YH145086 · 5609 · 5609DG · AR9312 · 145086 · 8532RGS · RB740 · BR5609 · FLT170014951 · FLT1700149S1 · E12588017 · D6153 · 2007173C1 · PFH38108120 · PS125484 · BD125484 · 6620555
This part cross-references / interchanges with the following part numbers:
What vehicles does this rotor fit?
It's a direct-fit replacement for many medium-duty International trucks (4200, 4300, 4400, 4700, 4900 and more) plus the Sterling Truck Acterra 6500 and 7500. Check the Buyer's Guide tab for the full list of years and models.
Is this a vented rotor?
Yes. It's a conventional vented rotor with cooling vanes matched to the OE design to aid cooling and help reduce fade and noise.
What are the key dimensions?
It has a 15 in (381 mm) outside diameter, 10 mounting bolt holes, a 1.435 in nominal thickness and a 1.32 in discard thickness.
Is the rotor coated for corrosion protection?
Yes. Specialty rotors come coated for rust protection — Grey Fusion 4.0® rated at 300 hours salt spray, or a Black Fusion painted hat and edge.
How many rotors should I order?
Rotors are sold individually. The listed applications use two, so replacing both sides as a matched pair is recommended for even, balanced braking.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.