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ACDelco 18B74 Brake Drum

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ACDelco 18B74 Brake Drum

ACDelco
Brand:ACDelco
Part Number: 18B74
UPC: 00707773403563
Weight: 21.25 lbs
Condition:New



Availability:
0 in Stock
 OUT OF STOCK

Product Information

Description:

BRK DRUM (B)

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 - https://www.P65Warnings.ca.gov

Features and Benefits:

  • Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration
  • Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products
  • Inspected for balance; resulting in smooth brake operation and noise reduction

Specifications:

ABS Tone Ring Included:
No
Bolt Circle Diameter (in):
5 in
Bolt Circle Diameter (mm):
127 mm
Bolt Hole Quantity:
5
Brake Surface Finish:
Turned
Center Bore Diameter (in):
3.09in
Center Bore Diameter (mm):
78.6mm
Depth:
3.07 in.
Depth:
78 mm
Discard Thickness (in):
11.09 in
Discard Thickness (mm):
281.7 mm
Grade Type:
Regular
Height (in):
5 in
Length (in):
11.09 in
Material:
Cast Iron
Maximum Brake Diameter (Discard):
281.69 mm
Mount Hole Diameter (in):
0.539in
Mount Hole Diameter (mm):
13.691mm
Nominal Drum Diameter:
0.437 in.
Nominal Drum Diameter:
11.1 mm
Outer Cooling Fins:
No
Outside Diameter:
0.497 in.
Outside Diameter:
12.6 mm
Programming Required:
No
Stud/Lug Hole Diameter:
0.531 in.
Stud/Lug Hole Diameter:
13.5 mm
Stud/Lug Hole Quantity:
5
Weight:
21.25 lb
Width (in):
14.12 in

Features and Benefits:

  • – Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required.
  • – Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations.
  • – Check the thickness of your brake pads.
  • – 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 brake lining and pads for wear or contamination by brake fluid or grease.
  • – Inspection of the brake hoses for brittleness or cracking.
  • – Inspection of wheel bearings and grease seals.
  • – Parking brake adjustments (as needed).
  • The following inspections and maintenance procedures can help prevent potential brake problems:
  • The following should be conducted by a qualified technician:

Specifications:

Country of Origin:
CN

Select a vehicle to narrow ACDelco 18B74 Brake Drum fitment info!

Last Updated: 03/03/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes
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8.2L V8 Gas OHV
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Cadillac Eldorado

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Rear
 
Professional
 

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2
 
Rear
 
Professional
 

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2
 
Rear
 
Professional
 

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2
 
Rear
 
Professional
 

Oldsmobile Toronado



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2
 
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2 Per Vehicle
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7.0L V8 Gas,
7.0L V8 Gas OHV
2
 
Front
 
Professional
 

Oldsmobile Toronado



7.0L V8 Gas,
7.0L V8 Gas OHV

Front Professional

2 Per Vehicle
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7.0L V8 Gas OHV
2
 
Rear
 
Professional
 

Oldsmobile Toronado



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7.0L V8 Gas OHV

Rear Professional

2 Per Vehicle