ACDelco Silver Non-Coated Rear Disc Brake Rotor
Silver
Pack of 1

ACDelco Silver Non-Coated Rear Disc Brake Rotor

GM Part #19391289

ACDelco Part #18A82331A

MSRP$134.29*

ACDelco Silver (Advantage) Disc Brake Rotors are a quality, high value alternative for General Motors vehicles as well as most makes and models and are backed by General Motors.

  • Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage
  • Economical value with dependable quality
  • For General Motors vehicles as well as most makes and models

Pack of 1

About this product

ACDelco Silver (Advantage) Disc Brake Rotors are a quality, high value alternative for General Motors vehicles as well as most makes and models and are backed by General Motors. ACDelco Silver (Advantage) parts are a good choice for many vehicles on the road today. Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage.

Warning WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

  • Some ACDelco Silver parts may have formerly appeared as ACDelco Advantage
  • Economical value with dependable quality
  • For General Motors vehicles as well as most makes and models

ConstructionFull Cast
Nominal Thickness0.906 in / 23 mm
ABS Sensor Ring IncludedNo
Solid Or Vented Type RotorVented
MaterialCast Iron
Surface TypeSmooth
Rust Resistant CoatingNo
Discard Thickness0.827 in / 21 mm
Inside Diameter8.15 in / 207 mm
Outside Diameter12.398 in / 314.9 mm
ClassificationSilver
Center Hole Diameter2.785 in / 70.75 mm
Overall Height1.772 in / 45 mm
Mounting Bolt Hole Diameter0.551 in / 14 mm
Mounting Bolt Hole Circle Diameter4.528 in / 115 mm
Mounting Bolt Hole Quantity5
Disc FinishPlain
Weight17.39lb

12 Months/Unlimited Miles Limited Warranty for Parts (plus Labor if installed by a GM dealer)

Please visit our warranty page on Gmparts.com for full warranty details.

ModelBody StyleTrimYear(s)
Regal Sportback2018, 2019, 2020