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1958 GMC 250

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ACDelco 18B47 Brake Drum
for 1958 GMC 250

ACDelco 18B47 Brake Drum - 1958 GMC 250 Image 1
ACDelco 18B47 Brake Drum - 1958 GMC 250 Image 2
ACDelco 18B47 Brake Drum - 1958 GMC 250 Image 3
ACDelco 18B47 Brake Drum - 1958 GMC 250 Image 4
ACDelco 18B47 Brake Drum - 1958 GMC 250 Image 5
ACDelco 18B47 Brake Drum - 1958 GMC 250

ACDelco
Brand:ACDelco
Part Number: 18B47
UPC: 00036666682984
Weight: 18 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):
6.5 in
Bolt Circle Diameter (mm):
165.1 mm
Bolt Hole Quantity:
8
Brake Surface Finish:
Turned
Center Bore Diameter (in):
4.6in
Center Bore Diameter (mm):
116.8mm
Depth:
2.48 in.
Depth:
63 mm
Discard Thickness (in):
12.06 in
Discard Thickness (mm):
306.3 mm
Grade Type:
Regular
Height (in):
4.2 in
Length (in):
12.06 in
Material:
Cast Iron
Maximum Brake Diameter (Discard):
306.32 mm
Mount Hole Diameter (in):
0.508in
Mount Hole Diameter (mm):
12.903mm
Nominal Drum Diameter:
0.475 in.
Nominal Drum Diameter:
12.05 mm
Outer Cooling Fins:
No
Outside Diameter:
0.536 in.
Outside Diameter:
13.6 mm
Programming Required:
No
Stud/Lug Hole Diameter:
0.5 in.
Stud/Lug Hole Diameter:
12.7 mm
Stud/Lug Hole Quantity:
8
Weight:
18 lb
Width (in):
14.1 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:
US

ACDelco 18B47 Brake Drum compatibility with your 1958 GMC 250...

Last Updated: 03/03/2024

Years Vehicle Per Vehicle Position Fit NotesFitment Notes

1959

 

1958

 

1959

 

1958

 
GMC 250

5.5L V8 Gas OHV
2
 
Front
 
Professional
 

GMC 250



5.5L V8 Gas OHV

Front Professional

2 Per Vehicle

1959

 

1958

 

1957

 

1959

 

1958

 

1957

 
GMC 250

6.1L V8 Gas OHV
2
 
Front
 
Professional
 

GMC 250



6.1L V8 Gas OHV

Front Professional

2 Per Vehicle

1959

 

1958

 

1957

 

1956

 

1959

 

1958

 

1957

 

1956

 
GMC 250

4.4L L6 Gas OHV
2
 
Front
 
Professional
 

GMC 250



4.4L L6 Gas OHV

Front Professional

2 Per Vehicle

1959

 

1958

 

1957

 

1956

 

1955

 

1959

 

1958

 

1957

 

1956

 

1955

 
GMC 250

5.3L V8 Gas OHV
2
 
Front
 
Professional
 

GMC 250



5.3L V8 Gas OHV

Front Professional

2 Per Vehicle

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