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ACDelco Gold Rear Brake Drum
Gold

ACDelco Gold Rear Brake Drum

GM Part #19176952

ACDelco Part #18B187

MSRP$372.30*

ACDelco Professional Brake Drums are constructed with G3000 SAE qualified material for structural integrity and maximum service life.

  • 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

About this product

ACDelco Professional Brake Drums are constructed with G3000 SAE qualified material for structural integrity and maximum service life. They are tested to ISO/TS 16949 quality system standards and validated for balance to provide better braking performance. Chamfer angle, vane configuration, and plate thickness all follow the OE design, making them a premium aftermarket replacement for your GM and non-GM vehicle. Also, no machining is required. ACDelco Professional Brake Drums are ready to be installed right out of the box.

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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

Product Specifications

ABS Sensor Ring IncludedNo
MaterialCast Iron
Bolt Hole Quantity6
ClassificationGold
Depth3.21 in / 81.55 mm
Maximum Brake Diameter (Discard)285.5mm
Nominal Drum Diameter0.443 in / 11.25 mm
Weight39.6lb
Outside Diameter0.526 in / 13.35 mm
Brake Surface FinishTurned
Outer Cooling FinsYes
Stud/Lug Hole Diameter0.621 in / 15.75 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:

  • Squealing or scraping noises.
  • Brake pedal pulsation (not to be confused with normal ABS operation).

ModelBody StyleTrimYear(s)
C2500Standard Cab Pickup1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Express 25001996, 1997, 1998, 1999, 2000, 2001, 2002
K15001988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999
K25001988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998

Frequently Asked Questions

No, but it is a good idea to inspect them for wear-out, cracking, leaking etc.

Yes, ACDelco also offers GM OE and Advantage brake drums.

No, but it is a good idea to inspect them at every tire rotation.