ACDelco Silver Rear Brake Drum
Silver
Pack of 1

ACDelco Silver Rear Brake Drum

GM Part #19241887

ACDelco Part #18B147A

MSRP$319.51*

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

  • Mill-balanced for proper rotor function, no extra weights are needed
  • Drums are inspected for balance; resulting in smooth brake operation and noise reduction
  • Quality validated for proper metallurgy and correct brake plate thickness

Pack of 1

About this product

ACDelco Silver (Advantage) Brake Drums are a quality, high value alternative for General Motors vehicles as well as most makes and models and are backed by General Motors. They are constructed with G3000 material for maximum service life. They are validated for balance to provide better braking performance. Chamfer angle, vane configuration, and plate thickness all follow the OE design. Also, no machining is required. ACDelco Silver (Advantage) Brake Drums are ready to be installed right out of the box. 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.

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  • Mill-balanced for proper rotor function, no extra weights are needed
  • Drums are inspected for balance; resulting in smooth brake operation and noise reduction
  • Quality validated for proper metallurgy and correct brake plate thickness
  • Non-directional brake surface finish for consistent braking
  • 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

MaterialCast Iron
Bolt Hole Quantity8
Maximum Brake Diameter (Discard)13.09 in / 332.49 mm
Outside Diameter0.609 in / 15.5 mm
ClassificationSilver
Depth3.67 in / 93.2 mm
Nominal Drum Diameter0.515 in / 13.1 mm
Stud/Lug Hole Diameter0.621 in / 15.75 mm
Outer Cooling FinsYes
Brake Surface FinishDirectional
Weight46.8lb

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.

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).
  • 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)
C201983, 1984, 1985, 1986
C20 Suburban1983, 1984, 1985, 1986
C2500Standard Cab Pickup1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
C2500 Suburban1999
C35001988, 1989

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 Professional brake drums.

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