Rear Brake Drum - ACDelco (18B254A)
ACDelco - 18b254a
- Sale Price: $173.47
Details
- Brand:
- SKU:
18B254A
- GTIN: 00707773625729
- UPC: 707773625729
- Positions: Rear
- Other Names:
19241888
- Description: 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 - www.P65Warnings.ca.gov
brake-drum;drum;brakes - Condition: New
California Proposition 65
WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov - Sale Price: $173.47
Drop Ship
Direct Shipping From Supplier [*]
Some products available are shipped directly from the manufacturer or supplier rather than from our own warehouse. This allows us to offer you a wider selection of parts at competitive prices. When an item shows "Drop Ship" the supplier currently has it in stock and it will typically ship within 1–2 business daysAdditional Information
| Brand | ACDelco Advantage |
| Bolt Circle Diameter (in) | 6.5 |
| Bolt Circle Diameter (mm) | 165.1 |
| Bolt Hole Quantity | 8 |
| Brake Surface Finish | Directional |
| Center Bore Diameter (in) | 4.6in |
| Center Bore Diameter (mm) | 116.8mm |
| Cooling Fins | Yes |
| Depth | 4.3 109.2 |
| FAQ - Answer 1 | No, but it is a good idea to inspect them for wear-out, cracking, leaking, etc. |
| FAQ - Answer 2 | Yes, ACDelco also offers GM OE and Professional brake drums. |
| FAQ - Answer 3 | No, but it is a good idea to inspect them at every tire rotation. |
| FAQ - Question 1 | Do I have to replace all my brake parts when replacing my brake drums? |
| FAQ - Question 2 | Does ACDelco offer other grades of brake drums? |
| FAQ - Question 3 | Do I have to replace my brake drums after a certain amount of time? |
| Features & Benefits - Bullet 1 | Mill-balanced for proper rotor function, no extra weights are needed |
| Features & Benefits - Bullet 2 | Drums are inspected for balance; resulting in smooth brake operation and noise reduction |
| Features & Benefits - Bullet 3 | Quality validated for proper metallurgy and correct brake plate thickness |
| Features & Benefits - Bullet 4 | Non-directional brake surface finish for consistent braking |
| Good Maintenance Practices - Section 1 - Bullet 1 | Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations. |
| Good Maintenance Practices - Section 1 - Bullet 2 | Calipers and wheel cylinders should be checked every brake inspection and serviced or replaced as required. |
| Good Maintenance Practices - Section 1 - Bullet 3 | Inspect the brake lines for rust, punctures, or visible leaks (You may be able to do this, but consult a qualified technician if necessary). |
| Good Maintenance Practices - Section 1 - Header | The following inspections and maintenance procedures can help prevent potential brake problems: |
| Good Maintenance Practices - Section 2 - Bullet 1 | Inspection of the brake hoses for brittleness or cracking. |
| Good Maintenance Practices - Section 2 - Bullet 2 | Inspection of brake lining and pads for wear or contamination by brake fluid or grease. |
| Good Maintenance Practices - Section 2 - Bullet 3 | Inspection of wheel bearings and grease seals. |
| Good Maintenance Practices - Section 2 - Bullet 4 | Parking brake adjustments (as needed). |
| Good Maintenance Practices - Section 2 - Header | The following should be conducted by a qualified technician: |
| Height (in) | 9 |
| Includes ABS Sensor Ring | No |
| Length (in) | 17.3 |
| Material | Cast Iron |
| Maximum Brake Diameter (Discard) | 13.09 332.49 |
| 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 13.1 |
| Outer Cooling Fins | Yes |
| Outside Diameter | 0.637 16.2 |
| Programming Required | No |
| Signs of Wear & Troubleshooting - Section 1 - Bullet 4 | Squealing or scraping noises. |
| Signs of Wear & Troubleshooting - Section 1 - Bullet 5 | Brake pedal pulsation (not to be confused with normal ABS operation). |
| Stud/Lug Hole Diameter | 0.611 15.5 |
| Stud/Lug Hole Quantity | 8 |
| Weight | 54 |
| Width (in) | 17.3 |