We are a Ground-Shaker authorized dealer so you get up-to-date, fully warrantied products.
Black 8" Dual Ported Sub Box, Fits 19-24 GMC Sierra Double & Crew-Cab
| Brand | Ground-Shaker |
| CUTOUT DIAMETER | 7 1/8" |
| AIR VOLUME | 1.76 FT^3 |
| TUNING FREQUENCY | 36Hz |
| 1 SLOT PORT | DIMENSIONS: H2 1/2" W5 1/2" L10" |
| WEIGHT | 47 LBS. |
| MOUNTING DEPTH | 6 1/2" |
| HEIGHT | 9 1/2" |
| LENGTH | 49 1/2" |
| DEPTH | 17" |
| MATERIAL 1 | 5/8" HIGH QUALITY MDF WOOD |
| MATERIAL 2 | CARPETED WITH DURABLE TRUNK LINER FINISH |
| MATERIAL 3 | SEALED WITH HIGH QUALITY TITEBOND SILICONE |
| MATERIAL 4 | GLUED WITH HIGH QUALITY TITEBOND WOOD GLUE |
| MATERIAL 5 | 2 BINDING POST TERMINALS |
| COMPATIBILITY 1 | FITS UNDER REAR SEAT |
| COMPATIBILITY 2 | DOWN FIRING |
| ENCLOSURE TYPE | PORTED |
| BOX TYPE | WITHOUT SUBWOOFER |
| NUMBER OF SUBWOOFERS | 2 |
| SUBWOOFER SIZE | 8 |
| VEHICLE MAKE | GMC SIERRA DOUBLE & CREW-CAB |
