ACDELCO
More Information for ACDELCO 18B604A
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ACDELCO 18B604A  
$31.79
Price
$0.00
Core
+ Sold in packs of 1x1
Pack
$31.79
Total
(Only 2 Remaining)
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ACDELCO 18B604A Specifications
Bolt Circle Diameter (IN)4.5
Bolt Circle Diameter (MM)114.3
Brake Surface FinishTurned
Center Bore Diameter (IN)2.99in
Center Bore Diameter (MM)76mm
Cooling FinsNo
Depth (IN)1.449
Depth (MM)36.8
Discard Thickness (IN)8.08
Discard Thickness (MM)205.2
Height (IN)2.8
Includes ABS Sensor RingNo
Inside Diameter (IN)7.992
Inside Diameter (MM)203
Length (IN)10.8
MaterialCast Iron
Maximum Brake Diameter (Discard) (IN)8.08
Maximum Brake Diameter (Discard) (MM)205.2
Mount Hole Diameter (IN)0.507in
Mount Hole Diameter (MM)12.878mm
Nominal Brake Drum Diameter (in)7.99in
Nominal Brake Drum Diameter (mm)203.2mm
Outer Cooling FinsNo
Outside Diameter (IN)0.391
Outside Diameter (MM)9.95
Stud/Lug Hole Diameter (IN)0.487
Stud/Lug Hole Diameter (MM)12.35
Weight (lb)9
Width (IN)10.8
Advantage
ACDelco Silver (Advantage) Brake Drums are constructed with G3000 material for maximum service life. They are validated for balance to provide optimum braking performance. Chamfer angle, vane configuration, and plate thickness all follow the OE design.


Signs of Brake Drum Wear

  • Reduced braking force
  • Low brake pedal height
  • Increased stopping distances
  • Squealing or scraping noises
  • Brake pedal pulsation (not to be confused with normal ABS operation)
Frequently Asked Questions

  • Do I have to replace all my brake parts when replacing my brake drums? No, but it is a good idea to inspect them for wear-out, cracking, leaking, etc.
  • Do I have to replace my brake drums after a certain amount of time? No, but it is a good idea to inspect them at every tire rotation.
OEM / Interchange Numbers: 88878494

Warranty Information:
12 Months
Warranty Details