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Brake Drum
| Year | Make | Model | Submodel | Engine | Fuel Type | Position | Note |
|---|---|---|---|---|---|---|---|
| 1988 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1987 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1986 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1985 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1984 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1983 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1982 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1981 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1980 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1979 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1978 | Jeep | J20 | Base | 6.6V8 | GAS | Rear | | 4WD; |
| 1978 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1977 | Jeep | J20 | Base | 6.6V8 | GAS | Front | | 4WD; |
| 1977 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1977 | Jeep | J20 | Base | 6.6V8 | GAS | Rear | | 4WD; |
| 1977 | Jeep | J20 | Base | 5.9V8 | GAS | Front | | 4WD; |
| 1976 | Jeep | J20 | Base | 4.2L6 | GAS | Front | | 4WD; |
| 1976 | Jeep | J20 | Base | 6.6V8 | GAS | Rear | | 4WD; |
| 1976 | Jeep | J20 | Base | 6.6V8 | GAS | Front | | 4WD; |
| 1976 | Jeep | J20 | Base | 5.9V8 | GAS | Front | | 4WD; |
| 1976 | Jeep | J20 | Base | 4.2L6 | GAS | Rear | | 4WD; |
| 1976 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | | 4WD; |
| 1975 | Jeep | J10 | Base | 4.2L6 | GAS | Rear | with 12in Brakes | 4WD; |
| 1975 | Jeep | J10 | Base | 6.6V8 | GAS | Rear | with 12in Brakes | 4WD; |
| 1975 | Jeep | J10 | Base | 5.9V8 | GAS | Rear | with 12in Brakes | 4WD; |
| 1975 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | with 12in Diameter Drums | 4WD; |
| 1975 | Jeep | J20 | Base | 6.6V8 | GAS | Rear | with 12in Diameter Drums | 4WD; |
| 1974 | Jeep | J10 | Base | 4.2L6 | GAS | Rear | with 12in Brakes | 4WD; |
| 1974 | Jeep | J10 | Base | 6.6V8 | GAS | Rear | with 12in Brakes | 4WD; |
| 1974 | Jeep | J10 | Base | 5.9V8 | GAS | Rear | with 12in Brakes | 4WD; |
| 1974 | Jeep | J10 | Base | 4.2L6 | GAS | Rear | with 12in Brakes | 4WD; |
| 1974 | Jeep | J20 | Base | 4.2L6 | GAS | Rear | with 12in Diameter Drums | 4WD; |
| 1974 | Jeep | J20 | Base | 5.9V8 | GAS | Rear | with 12in Diameter Drums | 4WD; |
| 1974 | Jeep | J20 | Base | 4.2L6 | GAS | Rear | with 12in Diameter Drums | 4WD; |
| 1974 | Jeep | J20 | Base | 6.6V8 | GAS | Rear | with 12in Diameter Drums | 4WD; |
| 1972 | Chevrolet | C20 Pickup | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Pickup | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Pickup | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Pickup | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Pickup | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Pickup | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Pickup | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Suburban | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Suburban | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Suburban | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Suburban | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Suburban | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | Chevrolet | C20 Suburban | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Pickup | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1972 | GMC | C25/C2500 Suburban | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Pickup | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Pickup | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Pickup | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Pickup | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Pickup | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Pickup | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Suburban | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Suburban | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Suburban | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Suburban | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Suburban | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | Chevrolet | C20 Suburban | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Pickup | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Pickup | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Pickup | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Pickup | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Pickup | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Pickup | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Suburban | Base | 5.7V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Suburban | Base | 5.7V8 | LPG | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Suburban | Base | 6.6V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Suburban | Base | 5.0V8 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Suburban | Base | 4.1L6 | GAS | Rear | Dana Axle | RWD; |
| 1971 | GMC | C25/C2500 Suburban | Base | 4.8L6 | GAS | Rear | Dana Axle | RWD; |
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| ABS Tone Ring Included | No |
| Bolt Circle Diameter (in) | 6.5 |
| Bolt Circle Diameter (mm) | 165.1 |
| Bolt Hole Quantity | 8 |
| Brake Surface Finish | Turned |
| Center Bore Diameter (in) | 4.6in |
| Center Bore Diameter (mm) | 116.8mm |
| Depth | 2.91 |
| Depth | 73.9 |
| Discard Thickness (in) | 12.06 |
| Discard Thickness (mm) | 306.3 |
| 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 Advantage 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 | Inspected for balance; resulting in smooth brake operation and noise reduction |
| Features & Benefits - Bullet 2 | Independently tested with Noise/Vibration/Harshness (NVH) and durability/wear testing; resulting in high quality and reliable products |
| Features & Benefits - Bullet 3 | Follows original manufacturers' designs for dispersing heat, helping to prolong pad and rotor life while reducing noise and vibration |
| 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 - Bullet 4 | Check the thickness of your brake pads. |
| 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: |
| Grade Type | Regular |
| Height (in) | 4 |
| Length (in) | 12.06 |
| Material | Cast Iron |
| Maximum Brake Diameter (Discard) | 306.32 |
| Mount Hole Diameter (in) | 0.614in |
| Mount Hole Diameter (mm) | 15.596mm |
| Nominal Drum Diameter | 0.475 |
| Nominal Drum Diameter | 12.05 |
| Outer Cooling Fins | No |
| Outside Diameter | 0.551 |
| Outside Diameter | 14 |
| 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. ⚠ |
| Programming Required | No |
| 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). |
| Stud/Lug Hole Diameter | 0.606 |
| Stud/Lug Hole Diameter | 15.4 |
| Stud/Lug Hole Quantity | 8 |
| Weight | 25.1 |
| Width (in) | 14.6 |
Delivery Info
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Returns Info
Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.
