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(888) 312-8812 Login SignupACDELCO 18B28 Brake Drum - Rear, Turned, Cast Iron, Regular, Finned Cooling Fins
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$8949
Limited availability at this price!
In Stock
Get it by Friday, Jul 10
ACDELCO 18B28 Part Description
Brake Drum, Rear
ACDELCO 18B28 Specifications
Product Attributes
| Material | Cast Iron |
| Bolt Hole Quantity | 5 |
| Outside Diameter | 355.6mm (14 in.) |
| Bolt Hole Diameter | 12.446mm (0.490 in.) |
| Mount Type | Regular Grade |
| Outer Cooling Fins | Yes |
| Center Hole Diameter | 70.8mm (2.79 in.) |
| Bolt Circle Diameter | 120.65mm (4.75 in.) |
| Brake Size | 279.4mm (11 in.) |
| ABS Sensor Ring Included | No |
| Drum Type | Turned |
| Maximum Diameter | 280.92mm (11.06 in.) |
| Maximum Diameter | 280.92mm (11.06 in.) |
| Measurements | 11 in |
| Measurements | 11 in. |
| Nominal Diameter | 279.4mm (11 in.) |
| Nominal Diameter | 279.4mm (11 in.) |
| Programming Required | No |
| Programming Required | No |
| Type | Finned Cooling Fins |
| Type | Finned Cooling Fins |
| Mount Hole Diameter (in) | 0.49in |
| Center Bore Diameter (in) | 2.79in |
| Bolt Circle Diameter | 4.75 IN |
| Nominal Drum Diameter | 0.435 IN |
| Length (In) | 11.06 IN |
| Discard Thickness (in) | 11.06 in |
| Mount Hole Diameter (mm) | 12.446mm |
| Nominal Drum Diameter | 11.05 MM |
| Width (in) | 14.4 in |
| Height (in) | 14.7 in |
| Weight | 21.55 lb |
| Center Bore Diameter (mm) | 70.8mm |
| Bolt Circle Diameter | 120.7 MM |
| Depth | 87.65 MM |
| Discard Thickness (mm) | 280.9 mm |
| Maximum Brake Diameter (Discard) | 280.92 MM |
| Stud/Lug Hole Diameter | 12.25 MM |
| Depth | 3.45 IN |
| Product Description | 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. ⚠<b> WARNING:</b> Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
| 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 1 | Check brake fluid level at every oil change. Replace fluid according to owner's manual recommendations. |
| Good Maintenance Practices - Section 1 - Bullet 4 | Check the thickness of your brake pads. |
| FAQ - Question 1 | Do I have to replace all my brake parts when replacing my brake drums? |
| FAQ - Question 3 | Do I have to replace my brake drums after a certain amount of time? |
| FAQ - Question 2 | Does ACDelco offer other grades of brake drums? |
| Features & Benefits - Bullet 3 | Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration |
| Features & Benefits - Bullet 2 | Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products |
| 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). |
| Features & Benefits - Bullet 1 | Inspected for balance; resulting in smooth brake operation and noise reduction |
| 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 1 | Inspection of the brake hoses for brittleness or cracking. |
| Good Maintenance Practices - Section 2 - Bullet 3 | Inspection of wheel bearings and grease seals. |
| FAQ - Answer 3 | No, but it is a good idea to inspect them at every tire rotation. |
| FAQ - Answer 1 | No, but it is a good idea to inspect them for wear-out, cracking, leaking etc. |
| Good Maintenance Practices - Section 2 - Bullet 4 | Parking brake adjustments (as needed). |
| Grade Type | Regular |
| Good Maintenance Practices - Section 1 - Header | The following inspections and maintenance procedures can help prevent potential brake problems: |
| Good Maintenance Practices - Section 2 - Header | The following should be conducted by a qualified technician: |
| Brake Surface Finish | Turned |
| FAQ - Answer 2 | Yes, ACDelco also offers GM OE and Advantage brake drums. |
| Signs of Wear & Troubleshooting - Section 1 - Bullet 1 | Squealing or scraping noises. |
| Signs of Wear & Troubleshooting - Section 1 - Bullet 2 | Brake pedal pulsation (not to be confused with normal ABS operation). |
| Outside Diameter | 0.551 IN |
| Outside Diameter | 14 MM |
| Stud/Lug Hole Diameter | 0.483 IN |
| Stud/Lug Hole Quantity | 5 |
| ABS Tone Ring Included | No |
Additional Information
| Warranty Special | 24 Months/Unlimited Miles Limited Warranty (Parts Only). Please see ACDelco.com for more details|24 Months/40,000 Kilometers Limited Warranty (Parts Only). Please see ACDelcocanada.com for more details |
| Harmonized Tariff Code (HTS) | 8708305020 |
| Country of Origin 2 | CN |
| Country of Origin (Primary) | US |
| Warranty Special UOM | TX |
| UPC | 00707773403419 |
ACDELCO 18B28 Fits Vehicles
- Oldsmobile Cutlass Supreme (1976-1977)
- Oldsmobile Cutlass (1976-1977)
- Chevrolet Malibu (1976-1977)
- Pontiac Grand Prix (1976-1977)
- Chevrolet El Camino (1976-1977)
- Pontiac LeMans (1976-1977)
- GMC Sprint (1976-1977)
- Buick Century (1976-1979)
- Pontiac Grand LeMans (1976-1977)
- Chevrolet Monte Carlo (1976-1977)
- Chevrolet Laguna (1976)
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ACDELCO 18B28 Manufacturer Information
A true OEM auto parts brand for GM and non-GM vehicles, ACDelco® offers a wide portfolio of parts designed to keep vehicles on the road longer. These parts work precisely and fit perfectly because they are designed, engineered, tested, and backed by General Motors. But ACDelco also carries aftermarket components that go through the same 18-step quality approval process as the OE parts. Whether customers choose OE or aftermarket, they’d get the same reliable performance, precise engineering, and superior reliability for years to come. ACDelco’s expansive product portfolio includes alternators, filters, batteries, brakes, belts and hoses, oil and fluids, and suspension parts. These products are made to meet GM and non-GM vehicles’ ever-evolving powertrain, collision, maintenance, and repair needs.
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