U Series 18" v.2 D2/D4 (4000w Peak / 2000w RMS)
| ENCLOSURE SPECIFICATIONS |
| Sealed Enclosure | 3.0 cu ft |
| Ported Enclosure | 4.0 cu ft |
| Recommended Tuning | 32Hz |
| Recommended Port Area | 64 sq in |
| Displacement | 0.26 cu ft |
| Depth | 10.11″ |
| Outside Diameter | 18.66″ |
| Cut-Out | 16.69″ |
