ACDELCO
More Information for ACDELCO 18B298A
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ACDELCO 18B298A  
$28.79
Price
$0.00
Core
+ Sold in packs of 1x1
Pack
$28.79
Total
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ACDELCO 18B298A Specifications
Bolt Circle Diameter (IN)3.937
Bolt Circle Diameter (MM)100
Brake Surface FinishDirectional
Center Bore Diameter (IN)2.3in
Center Bore Diameter (MM)58.4mm
Cooling FinsYes
Depth (IN)2.12
Depth (MM)53.85
Height (IN)3.3
Includes ABS Sensor RingNo
Length (IN)11.1
MaterialCast Iron
Maximum Brake Diameter (Discard) (IN)7.93
Maximum Brake Diameter (Discard) (MM)201.42
Mount Hole Diameter (IN)0.567in
Mount Hole Diameter (MM)14.402mm
Nominal Brake Drum Diameter (in)7.88in
Nominal Brake Drum Diameter (mm)200.7mm
Nominal Drum Diameter (IN)0.312
Nominal Drum Diameter (MM)7.95
Outer Cooling FinsNo
Outside Diameter (IN)0.38
Outside Diameter (MM)9.65
Stud/Lug Hole Diameter (IN)0.562
Stud/Lug Hole Diameter (MM)14.25
Weight (lb)9
Width (IN)11.1
Silver / 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: 19241892

Warranty Information:
12 Months
Warranty Details