ACDelco Silver Rear Brake Drum

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.

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

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

Brake Surface FinishFine Machined

Nominal Drum Diameter11.15 in / 283.3 mm

Inside Diameter7.72 in / 196 mm

Maximum Drum Diameter13.29 in / 337.5 mm

Bolt Hole Quantity6

Drum Bolt Circle Diameter5.5 in / 139.7 mm

Grade TypeStandard Replacement

Center Hole Diameter3.1 in / 78.7 mm

Maximum Brake Diameter (Discard)11.24 in / 285.5 mm

Outside Diameter13.27 in / 337 mm

Overall Height5.31 in / 135 mm

Rust Resistant CoatingNo

ClassificationSilver

Outer Cooling FinsYes

ABS Sensor Ring IncludedNo

MaterialG3000

Depth5 in / 127 mm

Brake Surface FinishFine Machined

Inside Diameter7.72 in / 196 mm

Bolt Hole Quantity6

Grade TypeStandard Replacement

Maximum Brake Diameter (Discard)11.24 in / 285.5 mm

Overall Height5.31 in / 135 mm

ClassificationSilver

ABS Sensor Ring IncludedNo

Depth5 in / 127 mm

Nominal Drum Diameter11.15 in / 283.3 mm

Maximum Drum Diameter13.29 in / 337.5 mm

Drum Bolt Circle Diameter5.5 in / 139.7 mm

Center Hole Diameter3.1 in / 78.7 mm

Outside Diameter13.27 in / 337 mm

Rust Resistant CoatingNo

Outer Cooling FinsYes

MaterialG3000

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).

Model	Body Style	Year(s)
C2500	Standard Cab Pickup	1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Express 2500		1996, 1997, 1998, 1999, 2000, 2001, 2002
K1500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999
K2500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998

About this product

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

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

Brake Surface FinishFine Machined

Nominal Drum Diameter11.15 in / 283.3 mm

Inside Diameter7.72 in / 196 mm

Maximum Drum Diameter13.29 in / 337.5 mm

Bolt Hole Quantity6

Drum Bolt Circle Diameter5.5 in / 139.7 mm

Grade TypeStandard Replacement

Center Hole Diameter3.1 in / 78.7 mm

Maximum Brake Diameter (Discard)11.24 in / 285.5 mm

Outside Diameter13.27 in / 337 mm

Overall Height5.31 in / 135 mm

Rust Resistant CoatingNo

ClassificationSilver

Outer Cooling FinsYes

ABS Sensor Ring IncludedNo

MaterialG3000

Depth5 in / 127 mm

Brake Surface FinishFine Machined

Inside Diameter7.72 in / 196 mm

Bolt Hole Quantity6

Grade TypeStandard Replacement

Maximum Brake Diameter (Discard)11.24 in / 285.5 mm

Overall Height5.31 in / 135 mm

ClassificationSilver

ABS Sensor Ring IncludedNo

Depth5 in / 127 mm

Nominal Drum Diameter11.15 in / 283.3 mm

Maximum Drum Diameter13.29 in / 337.5 mm

Drum Bolt Circle Diameter5.5 in / 139.7 mm

Center Hole Diameter3.1 in / 78.7 mm

Outside Diameter13.27 in / 337 mm

Rust Resistant CoatingNo

Outer Cooling FinsYes

MaterialG3000

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).

Model	Body Style	Year(s)
C2500	Standard Cab Pickup	1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998
Express 2500		1996, 1997, 1998, 1999, 2000, 2001, 2002
K1500		1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999
K2500		1988, 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 Professional brake drums.

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

About this product

Product details

Specifications

Warranty

Maintenance

The following should be conducted by a qualified technician:

Troubleshooting Tips:

Fits these vehicles

About this product

Product details

Specifications

Warranty

Maintenance

The following should be conducted by a qualified technician:

Troubleshooting Tips:

Fits these vehicles

Frequently Asked Questions

Do I have to replace all my brake parts when replacing my brake drums?

Does ACDelco offer other grades of brake drums?

Do I have to replace my brake drums after a certain amount of time?

ACDelco Silver Rear Brake Drum

ACDelco Silver Rear Brake Drum