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ACDelco 18A81032SD - Front Disc Brake Rotor Assembly



ACDelco Specialty Performance (Severe Duty) Disc Brake Rotors provide reliable vehicle braking power. They feature a thickness variation that helps to minimize pedal pulsation, noise, and help to extend brake pad life. These brake rotors meet the SAE standard for structural integrity with OE matched material, delivering guaranteed performance. Black and gray fusion coating provides corrosion protection. These rotors are uniquely designed for off road vehicles, SUVs, trucks, and fleet trucks. ACDelco Specialty Performance (Severe Duty) Disc Brake Rotors are ready to be installed right out of the box - no machining required.

Availability: Call to check stock.
Shipping: 1 to 3 Day Delivery to Most Locations Within The Continental United States!
Pricing: $163.78


Front Disc Brake Rotor Assembly

When driving is more than just a means of getting to and from work - when it is your work - you can trust ACDelco Specialty brake products to give you the performance advantage you need. ACDelco provides parts that are expertly engineered, manufactured to stringent tolerances, thoroughly tested, and backed by the ACDelco name. From pads, to rotors and drums, ACDelco gives your vehicles excellent stopping power.

Warranty: 12 Months / 12,000 Miles (Parts Only)

Features & Benefits:

  • Match OE vane configuration for reduced brake wear and optimal cooling
  • Damped iron metallurgy reduces noise and dissipates heat
  • Non-directional rotation eliminates the need for unique left and right designations
  • Mill balanced to reduce vibration


Q: Do I have to replace all my brake parts when replacing my brake rotors?
A: No, but it is a good idea to inspect them for wear-out, cracking, leaking etc.

Q: Do I have to replace my brake rotors after a certain amount of time?
A: No, but it is a good idea to inspect your brake rotors at each tire rotation.

Maintenance & Troubleshooting

Signs of Wear & Troubleshooting

  • Brake rotor signs of wear include:
    • Visible ridges on rotor surface.
    • Chirping, grinding, or squeaking noises when braking.
    • Difficulty stopping the vehicle.
    • A low or sinking brake pedal.
    • Braking causes the pedal and/or steering wheel to pulsate/vibrate (not to be confused with normal ABS operation.
    • Vehicle pulls to the left or right when brakes are applied.

Good Maintenance Practices

  • The following inspections and maintenance procedures can help prevent potential brake problems:
    • Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
    • Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
    • Inspect the brake lines for rust, punctures or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
    • Check the thickness of your brake pads.
  • The following should be conducted by a qualified technician:
    • Inspection of the brake hoses for brittleness or cracking.
    • Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
    • Inspection of wheel bearings and grease seals.
    • Parking brake adjustments (as needed).

California Proposition 65

California Prop 65WARNING: Cancer & Reproductive Harm -


  • 18A81032SD
  • 18A81032SD
  • 808709539636
  • ACDelco
  • Call to check stock.
  • New


Shipping Information

  • Item Requires Shipping
  • 22.2 lbs.
  • W13.8000” x H4.1000” x L13.8000”
  • 1 to 3 Day Delivery to Most Locations Within The Continental United States!

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California Residents: Prop 65

WARNING: Cancer and Reproductive Harm -