ACDelco Gold Fully Coated Front Disc Brake Rotor
Gold
Pack of 1

ACDelco Gold Fully Coated Front Disc Brake Rotor

GM Part #19203418

ACDelco Part #18A2426

MSRP$448.38*

ACDelco Gold (Professional) Disc Brake Rotors are a high quality alternative to Original Equipment (OE) parts.

  • Inspected for balance; resulting in smooth brake operation and noise reduction
  • Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
  • Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration

Pack of 1

About this product

ACDelco Gold (Professional) Disc Brake Rotors are a high quality alternative to Original Equipment (OE) parts. They feature a thickness variation that is less than 0.0004 to minimize pedal pulsation, noise, and help to extend brake pad life. These rotors meet the SAE standard for structural integrity with OE matched G3000 qualified material delivering guaranteed performance. Also, no machining is required. ACDelco Gold (Professional) Disc Brake Rotors are ready to be installed right out of the box. 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.

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  • Inspected for balance; resulting in smooth brake operation and noise reduction
  • Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
  • Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
  • Some ACDelco Gold parts may have formerly appeared as ACDelco Professional
  • Premium aftermarket replacement part
  • Manufactured to meet specifications for fit, form, and function for General Motors vehicles as well as most makes and models

ConstructionFull Cast
Solid Or Vented Type RotorVented
Surface TypeSmooth
Rust Resistant CoatingYes
MaterialCast Iron
Pad Contact Surface Width2.7 in / 67.35 mm
ABS Sensor Ring IncludedYes
ClassificationGold
Mounting Bolt Hole Quantity10
Hat FinishTurned
Disc FinishTurned
Mounting Bolt Hole Circle Diameter7.25 in / 184.15 mm
Discard Thickness1.419 in / 36.05 mm
Center Hole Diameter6 in / 152.4 mm
Nominal Thickness1.541 in / 39.15 mm
Outside Diameter15.376 in / 390.55 mm
Weight43.9lb
Overall Height3.403 in / 86.45 mm

24 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.

The following should be conducted by a qualified technician:

  • 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.
  • 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).

Troubleshooting Tips:

  • Vehicle pulls to the left or right when brakes are applied.
  • Visible ridges or deep grooves on the rotor surface.

ModelBody StyleTrimYear(s)
C4500 Topkick2003, 2004, 2005, 2006, 2007, 2008, 2009
C5500 Topkick2003, 2004, 2005, 2006, 2007, 2008, 2009
C6500 Topkick2003, 2004, 2005, 2006, 2007, 2008, 2009
C7500 Topkick2003, 2004, 2005, 2006, 2007, 2008, 2009
T65002004, 2005, 2006, 2007, 2008, 2009

Frequently Asked Questions

Yes, ACDelco also offers GM OE brake rotor and Advantage brake rotors.