| Product Line | Brakes |
| Category Name | Brake Drums |
| Part Type | Brake Drum |
| OEM Part Number | 3018A |
| Application Type | Heavy Duty Trucks, Semi-Trucks |
| Bolt Circle Diameter (BCD) | 11.25 in. |
| Bolt Hole Diameter | 0.81 in. |
| Bolt Hole Quantity | 10 |
| Mounting Type | Inboard |
| Pilot Diameter | 9.50 in. |
| Wheel Type | Spoke |
| Brake Diameter (I.D.) | 16.50 in. |
| Brake Size (Dia x Width) | 16.50 in. x 7 in. |
| Brake Shoe Width | 7 in. |
| Brake Surface Width | 7.50 in. |
| Axle Rating (Capacity) | 23,000 lb. |
| Mounting Flange Thickness | 0.69 in. |
| Technical Notes | Wheel Type: Spoke/Disc Severe duty version |
| Cross References | 03120586002, 03122126002, 3018A, 3946057, ZBR3018A |
