ACDelco 18B254A Brake Drum
for 1977 Chevrolet C30

ACDelco 18B254A Brake Drum - 1977 Chevrolet C30


Brand:	ACDelco
Part Number:	18B254A
UPC:	00707773625729
Weight:	54 lbs
Condition:	New

On Sale:

$141.59

Availability:

18 in Stock

Warehouse:

US-4

Quantity:

Product Information

Description:

Get the ACDelco 18B254A Brake Drum for your 1977 Chevrolet C30. Buy now and secure your purchase online!

ACDelco Advantage Brake Drums are constructed with G3000 material for maximum service life. They are validated for balance to provide better braking performance. Chamfer angle, vane configuration, and plate thickness all follow the OE design. Also, no machining is required. ACDelco Advantage 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:

Drums are inspected for balance; resulting in smooth brake operation and noise reduction
Mill-balanced for proper rotor function, no extra weights are needed
Non-directional brake surface finish for consistent braking
Quality validated for proper metallurgy and correct brake plate thickness

Specifications:

Bolt Circle Diameter (in):

6.5 in

Bolt Circle Diameter (mm):

165.1 mm

Bolt Hole Quantity:

Brake Surface Finish:

Directional

Center Bore Diameter (in):

4.6in

Center Bore Diameter (mm):

116.8mm

Cooling Fins:

Yes

Depth:

109.2 mm

Depth:

4.3 in.

Height (in):

9 in

Includes ABS Sensor Ring:

Length (in):

17.3 in

Material:

Cast Iron

Maximum Brake Diameter (Discard):

13.09 in.

Maximum Brake Diameter (Discard):

332.49 mm

Mount Hole Diameter (in):

0.619in

Mount Hole Diameter (mm):

15.723mm

Nominal Brake Drum Diameter (in):

13in

Nominal Brake Drum Diameter (mm):

330.2mm

Nominal Drum Diameter:

0.515 in.

Nominal Drum Diameter:

13.1 mm

Outer Cooling Fins:

Yes

Outside Diameter:

0.637 in.

Outside Diameter:

16.2 mm

Programming Required:

Stud/Lug Hole Diameter:

0.611 in.

Stud/Lug Hole Diameter:

15.5 mm

Stud/Lug Hole Quantity:

Weight:

54 lb

Width (in):

17.3 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.
– 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: