PowerStop AR8589 Disc Brake Rotor - Front

Front OE Stock Replacement Rotor

Power Stop AR8589 is a front disc brake rotor built as a direct-fit OE stock replacement for select Ford Explorer and Mercury Mountaineer applications. It matches the original equipment style for the 2002-2005 Ford Explorer front and 2002-2005 Mercury Mountaineer front, making it a straightforward choice for brake service and rotor replacement.

Power Stop’s Autospecialty rotor line focuses on original equipment fit and performance, giving this rotor a factory-style solution for drivers who want a direct replacement without changing the braking system setup.

Key Features

• Front disc brake rotor for OE-style replacement service
• Direct fit for 2002-2005 Ford Explorer, front
• Direct fit for 2002-2005 Mercury Mountaineer, front
• Vented rotor design for front axle brake applications
• 12.00 in. outside diameter with 5-lug, 4.50 in. bolt circle
• Nominal thickness: 1.02 in. / 26.00 mm
• Discard thickness: 0.96 in. / 24.50 mm
• Overall height: 2.20 in. / 56.60 mm

Detailed Description

Power Stop AR8589 is engineered as a front OE stock replacement brake rotor for vehicles that use a vented 12.00-inch rotor with a 114.30 mm bolt circle and five mounting holes. The rotor dimensions are set to match the original fitment profile, helping maintain proper brake system geometry during service. This part number, AR8589, is a practical replacement option for Ford Explorer and Mercury Mountaineer owners looking for a factory-style front rotor.

As part of the Power Stop Autospecialty line, this rotor is positioned for OE fit and OE performance characteristics rather than upgraded track use. If you are servicing a 2002-2005 Ford Explorer front brake system or a 2002-2005 Mercury Mountaineer front brake system, AR8589 provides the correct application-specific replacement format.

What It Helps Address

• Brake pulsation caused by worn or uneven front rotors
• Rotor wear that has reached discard thickness
• Reduced braking consistency from an out-of-spec front rotor
• Noise or vibration related to rotor condition
• Need for an OE-style front rotor replacement on Explorer or Mountaineer models

Installation Notes and Tips

Verify rotor dimensions, hub fit, and bolt pattern before installation. This rotor is for front applications only and should be matched to the vehicle’s original brake setup. For best results, inspect pads, calipers, and hub surfaces during service, and clean the mounting area before installing the new rotor. Fits 2002-2005 Ford Explorer, front. Fits 2002-2005 Mercury Mountaineer, front.

Quality Assurance

Power Stop’s Autospecialty rotor line is built around direct-fit OE replacement specifications and original equipment-style performance targets. Part number AR8589 is intended to meet the dimensional requirements listed for the confirmed applications.