We are a Ground-Shaker authorized dealer so you get up-to-date, fully warrantied products.
Black 8" Quad Ported Sub Box, Fits 19-25 GMC Sierra Double & Crew-Cab
| Brand | Ground-Shaker |
| CUTOUT DIAMETER | 7 1/8" |
| CUSTOM CUTOUT SIZE | AVAILABLE UPON REQUEST |
| AIR VOLUME | 2.50 FT3 |
| TUNING FREQUENCY | 38Hz |
| 1 SLOT PORT | DIMENSIONS: H5" W6" L18" |
| PORT AREA | 30 IN2 |
| WEIGHT | 57 LBS. |
| MOUNTING DEPTH | 7 1/4" (WITH A 6" MAGNET DIAMETER) |
| FRONT BAFFLE THICKNESS | 1 1/4" |
| FRONT HEIGHT | 9 3/4" |
| REAR HEIGHT | 6 1/2" |
| LENGTH | 53" |
| 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 | 4 SPRING LOADED TERMINALS |
| COMPATIBILITY 1 | FITS UNDER REAR SEAT |
| COMPATIBILITY 2 | FORWARD FIRING |
| ENCLOSURE TYPE | PORTED |
| BOX TYPE | WITHOUT SUBWOOFER |
| NUMBER OF SUBWOOFERS | 4 |
| SUBWOOFER SIZE | 8 INCH |
| VEHICLE MAKE | GMC SIERRA |
