Rear Brake Drum - ACDelco (18B277)
ACDelco - 18b277
Sale Price$147.89
Description : 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. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
brake-drum;drum;brakes
brake-drum;drum;brakes
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Product Details
Description
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. ⚠ WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
brake-drum;drum;brakes
brake-drum;drum;brakes
Part Number (MPN)
18B277
Brand
SKU
18B277
UPC / GTIN
707773350959 / 00707773350959
Condition
New
Other Names
19171654
Position
Rear
Brand
ACDelco Professional
ABS Tone Ring Included
No
Bolt Circle Diameter (in)
6.5
Bolt Circle Diameter (mm)
165.1
Bolt Hole Quantity
8
Brake Surface Finish
Turned
Center Bore Diameter (in)
4.83in
Center Bore Diameter (mm)
122.8mm
Depth
4.26<br />108.2
Discard Thickness (in)
13.09
Discard Thickness (mm)
332.5
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 Advantage 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
Inspected for balance; resulting in smooth brake operation and noise reduction
Features & Benefits - Bullet 2
Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
Features & Benefits - Bullet 3
Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
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 - Bullet 4
Check the thickness of your brake pads.
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:
Grade Type
Regular
Height (in)
13
Length (in)
13.09
Material
Cast Iron
Maximum Brake Diameter (Discard)
332.49
Measurements
13 in
Mount Hole Diameter (in)
0.619in
Mount Hole Diameter (mm)
15.723mm
Nominal Drum Diameter
0.515<br />13.1
Outer Cooling Fins
Yes
Outside Diameter
16.45<br />0.648
Programming Required
No
Signs of Wear & Troubleshooting - Section 1 - Bullet 1
Squealing or scraping noises.
Signs of Wear & Troubleshooting - Section 1 - Bullet 2
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
55.8
Width (in)
20
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission
| Brand | Equivalent Part Numbers |
|---|---|
BrandEquivalent Part Numbers
GM
19171654
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