Rear Brake Drum - ACDelco (18B254A)
Sale Price$161.55
Description : ACDelco Advantage Brake Drums 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 Advantage Brake Drums are ready to be installed right out of the box. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
brake-drum;drum;brakes
brake-drum;drum;brakes
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- Min. 12 Months
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Product Details
Description
ACDelco Advantage Brake Drums 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 Advantage Brake Drums are ready to be installed right out of the box. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
brake-drum;drum;brakes
brake-drum;drum;brakes
Part Number (MPN)
18B254A
Brand
SKU
18B254A
UPC / GTIN
707773625729 / 00707773625729
Condition
New
Other Names
19241888
Position
Rear
Brand
ACDelco Advantage
Bolt Circle Diameter (in)
6.5
Bolt Circle Diameter (mm)
165.1
Bolt Hole Quantity
8
Brake Surface Finish
Directional
Center Bore Diameter (in)
4.6in
Center Bore Diameter (mm)
116.8mm
Cooling Fins
Yes
Depth
4.3<br />109.2
FAQ - Answer 1
No, but it is a good idea to inspect them for wear-out, cracking, leaking, etc.
FAQ - Answer 2
Yes, ACDelco also offers GM OE and Professional brake drums.
FAQ - Answer 3
No, but it is a good idea to inspect them at every tire rotation.
FAQ - Question 1
Do I have to replace all my brake parts when replacing my brake drums?
FAQ - Question 2
Does ACDelco offer other grades of brake drums?
FAQ - Question 3
Do I have to replace my brake drums after a certain amount of time?
Features & Benefits - Bullet 1
Mill-balanced for proper rotor function, no extra weights are needed
Features & Benefits - Bullet 2
Drums are inspected for balance; resulting in smooth brake operation and noise reduction
Features & Benefits - Bullet 3
Quality validated for proper metallurgy and correct brake plate thickness
Features & Benefits - Bullet 4
Non-directional brake surface finish for consistent braking
Good Maintenance Practices - Section 1 - Bullet 1
Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
Good Maintenance Practices - Section 1 - Bullet 2
Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
Good Maintenance Practices - Section 1 - Bullet 3
Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary).
Good Maintenance Practices - Section 1 - Header
The following inspections and maintenance procedures can help prevent potential brake problems:
Good Maintenance Practices - Section 2 - Bullet 1
Inspection of the brake hoses for brittleness or cracking.
Good Maintenance Practices - Section 2 - Bullet 2
Inspection of brake lining and pads for wear or contamination by brake fluid or grease.
Good Maintenance Practices - Section 2 - Bullet 3
Inspection of wheel bearings and grease seals.
Good Maintenance Practices - Section 2 - Bullet 4
Parking brake adjustments (as needed).
Good Maintenance Practices - Section 2 - Header
The following should be conducted by a qualified technician:
Height (in)
9
Includes ABS Sensor Ring
No
Length (in)
17.3
Material
Cast Iron
Maximum Brake Diameter (Discard)
13.09<br />332.49
Mount Hole Diameter (in)
0.619in
Mount Hole Diameter (mm)
15.723mm
Nominal Brake Drum Diameter (in)
13in
Nominal Brake Drum Diameter (mm)
330.2mm
Nominal Drum Diameter
0.515<br />13.1
Outer Cooling Fins
Yes
Outside Diameter
0.637<br />16.2
Programming Required
No
Signs of Wear & Troubleshooting - Section 1 - Bullet 4
Squealing or scraping noises.
Signs of Wear & Troubleshooting - Section 1 - Bullet 5
Brake pedal pulsation (not to be confused with normal ABS operation).
Stud/Lug Hole Diameter
0.611<br />15.5
Stud/Lug Hole Quantity
8
Weight
54
Width (in)
17.3
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission
| Brand | Equivalent Part Numbers |
|---|---|
BrandEquivalent Part Numbers
GM
19241888
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