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Please, add your first item to the wishlist

Select vehicle to confirm fitment

Disc Brake Rotor – Front

PART#: 18A81025
ACDelco

$54.95

In stock

Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2022BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2022ChevroletTraxLS1.4L4GASFront | AWD; | FWD;
2022ChevroletTraxLT1.4L4GASFront | AWD; | FWD;
2021BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2021BuickEncoreBase1.4L4GASFront | FWD;
2021BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2021BuickEncoreBase1.4L4GASFront | FWD;
2021ChevroletTraxLS1.4L4GASFront | AWD; | FWD;
2021ChevroletTraxLT1.4L4GASFront | AWD; | FWD;
2021ChevroletTraxLS1.4L4GASFront | AWD; | FWD;
2021ChevroletTraxLT1.4L4GASFront | AWD; | FWD;
2020BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2020BuickEncoreBase1.4L4GASFront | FWD;
2020BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2020BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2020ChevroletTraxLS1.4L4GASFrontUSA Built | AWD; | FWD;
2020ChevroletTraxPremier1.4L4GASFrontUSA Built | AWD; | FWD;
2020ChevroletTraxLT1.4L4GASFrontUSA Built | AWD; | FWD;
2019BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2019BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2019BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2019BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2019BuickEncoreBase1.4L4GASFront | FWD;
2019BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2019BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2019ChevroletTraxLT1.4L4GASFrontUSA Built | AWD; | FWD;
2019ChevroletTraxLS1.4L4GASFrontUSA Built | AWD; | FWD;
2019ChevroletTraxPremier1.4L4GASFrontUSA Built | AWD; | FWD;
2018BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2018BuickEncoreBase1.4L4GASFront | FWD;
2018BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2018BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2018BuickEncorePreferred II1.4L4GASFront | AWD; | FWD;
2018BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2018BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2018BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2018BuickEncorePreferred II1.4L4GASFront | AWD; | FWD;
2018BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2018ChevroletTraxLS1.4L4GASFrontKorean Built | AWD; | FWD;
2018ChevroletTraxPremier1.4L4GASFrontKorean Built | AWD; | FWD;
2018ChevroletTraxLT1.4L4GASFrontKorean Built | AWD; | FWD;
2017BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2017BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2017BuickEncoreBase1.4L4GASFront | FWD;
2017BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2017BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2017BuickEncorePreferred II1.4L4GASFront | AWD; | FWD;
2017BuickEncoreEssence1.4L4GASFront | AWD; | FWD;
2017BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2017BuickEncorePreferred1.4L4GASFront | AWD; | FWD;
2017BuickEncorePreferred II1.4L4GASFront | AWD; | FWD;
2017ChevroletTraxLS1.4L4GASFrontKorean Built | AWD; | FWD;
2017ChevroletTraxLT1.4L4GASFrontKorean Built | AWD; | FWD;
2017ChevroletTraxPremier1.4L4GASFrontKorean Built | AWD; | FWD;
2016BuickEncoreBase1.4L4GASFront | AWD; | FWD;
2016BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2016BuickEncoreConvenience1.4L4GASFront | AWD; | FWD;
2016BuickEncoreLeather1.4L4GASFront | AWD; | FWD;
2016BuickEncoreSport Touring1.4L4GASFront | AWD; | FWD;
2016ChevroletTraxLTZ1.4L4GASFrontKorean Built | AWD; | FWD;
2016ChevroletTraxLS1.4L4GASFrontKorean Built | AWD; | FWD;
2016ChevroletTraxLT1.4L4GASFrontKorean Built | AWD; | FWD;
2015BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2015BuickEncoreBase1.4L4GASFront | AWD; | FWD;
2015BuickEncoreLeather1.4L4GASFront | AWD; | FWD;
2015BuickEncoreConvenience1.4L4GASFront | AWD; | FWD;
2015ChevroletTraxLTZ1.4L4GASFrontKorean Built | AWD; | FWD;
2015ChevroletTraxLT1.4L4GASFrontKorean Built | AWD; | FWD;
2015ChevroletTraxLS1.4L4GASFrontKorean Built | AWD; | FWD;
2014BuickEncoreBase1.4L4GASFront | AWD; | FWD;
2014BuickEncoreLeather1.4L4GASFront | AWD; | FWD;
2014BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2014BuickEncoreConvenience1.4L4GASFront | AWD; | FWD;
2013BuickEncoreBase1.4L4GASFront | AWD; | FWD;
2013BuickEncoreConvenience1.4L4GASFront | AWD; | FWD;
2013BuickEncorePremium1.4L4GASFront | AWD; | FWD;
2013BuickEncoreLeather1.4L4GASFront | AWD; | FWD;
About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
ABS Tone Ring IncludedNo
Bolt Hole Quantity5
Center Hole Diameter2.36
Center Hole Diameter59.95
ConstructionFull Cast
Conventional Or Drum-In-Hat Type RotorConventional
Directional or Non-Directional Brake SurfaceNo
Disc FinishCoated
Discard Thickness0.906
Discard Thickness23
FAQ - Answer 1Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.
FAQ - Question 1Does ACDelco offer other grades of brake rotors?
Features & Benefits - Bullet 1COOL SHIELD(TM) coating - entire rotor surface including edges and vanes have baked-on zinc coating for durability and long lasting protection compared to uncoated
Features & Benefits - Bullet 2Coated rotors will remain cleaner longer than non-coated
Features & Benefits - Bullet 3Protective micron-thin layer helps to inhibit environmental corrosion better than non-coated roated rotors; proved in up to 200 hours of industry-standard salt-spray testing
Features & Benefits - Bullet 4Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
Features & Benefits - Bullet 5Premium aftermarket replacement part
Features & Benefits - Bullet 6Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models
Good Maintenance Practices - Section 1 - Bullet 1Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Bullet 4Check the thickness of your brake pads.
Good Maintenance Practices - Section 1 - HeaderThe following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Bullet 1Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4Parking brake adjustments (as needed).
Good Maintenance Practices - Section 2 - HeaderThe following should be conducted by a qualified technician:
Grade TypeRegular
Hat FinishCoated
Height (in)12.1
Inside Diameter174.75
Inside Diameter6.88
Length (in)12.1
Lug Quantity5
MaterialCast Iron
Mounting Bolt Hole Circle Diameter105.15
Mounting Bolt Hole Circle Diameter4.14
Mounting Bolt Hole Diameter0.55
Mounting Bolt Hole Diameter13.95
Mounting Bolt Hole Quantity5
Nominal Thickness1.024
Nominal Thickness26
Outside Diameter11.811
Outside Diameter300
Overall Height1.79
Overall Height45.45
Product DescriptionACDelco Gold (Professional) Fully Coated Disc Brake Rotors are the high quality alternative to Original Equipment (OE) parts. These rotors are mounted to the wheel hub where the calipers can press the brake pads against the brake surface to help slow the vehicle. ACDelco Gold (Professional) parts are manufactured to meet your expectations for fit, form, and function, making them a smart choice for General Motors vehicles, as well as most makes and models, including special applications. These high-quality parts are backed by General Motors. Some ACDelco Gold parts may have formerly appeared as ACDelco Professional. ⚠ WARNING: Cancer and Reproductive Harm - https://www.P65Warnings.ca.gov
Programming RequiredNo
Signs of Wear & Troubleshooting - Section 1 - Bullet 1Vehicle pulls to the left or right when brakes are applied.
Signs of Wear & Troubleshooting - Section 1 - Bullet 2Visible ridges or deep grooves on the rotor surface.
SlottedNo
Solid Or Vented Type RotorVented
Stud/Lug Hole Quantity5
Surface TypeSMOOTH
Weight (lb)19.4
Width (in)2.6
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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