Silverado and Sierra Subwoofer Box
SGMX125P Ported Speaker Enclosure
Speaker/Subwoofer Enclosure Specifications
♦Single Ported 10" or 12" Subwoofer Box
♦Down Firing Enclosure
♦Platinum Spring Loaded Terminal
♦100% American-made GREEN enclosure
♦Installation: Fits under rear seat, only fits new body style. Fits 60/40 rear bench seat.
Note: 2014 models have 4 forward-hinge doors; Crew Cab’s doors are all the same size.

Width |
Depth |
Front Height |
Rear Height |
53 1/2" |
12 7/8" |
10 1/4" |
6 5/8" |
Fits the Following Vehicles
♦07 - 20 1500 Chevrolet/GMC Silverado/Sierra Extended/Double Cab
♦07 - 20 2500HD/3500HD Chevrolet/GMC Silverado/Sierra Extended/Double Cab
Other Models Available
♦GMX125
♦GMX125X
♦SGMX65

Model
|
Total Cu. Ft | (Vb) - Air Volume per Sub - cu. ft. |
Mounting Depth
|
Hole Openings
|
Cut Out D
|
Box Type
|
Finishes |
Dlr Price
|
SGMX125PC10 |
1.25 | 1.25 |
5 3/4" for 10" |
1-10" |
9 1/8" for 10" |
Chevy Truck Ext-Cab Ported |
Carpeted |
Login |
SGMX125PC12 | 1.25 | 1.25 | 5 1/2" for 12" |
1-12" | 11 1/8 for 12" |
Chevy Truck Ext-Cab Ported | Carpeted | Login |
SGMX125PR10 | 1.25 | 1.25 | 5 3/4" for 10" | 1-10" | 9 1/8" for 10" |
Chevy Truck Ext-Cab Ported | Raw | Login |
SGMX125PR12 | 1.25 | 1.25 | 5 1/2" for 12" | 1-12" | 11 1/8 for 12" | Chevy Truck Ext-Cab Ported | Raw | Login |
SGMX125PX10 | 1.25 | 1.25 | 5 3/4" for 10" | 1-10" | 9 1/8" for 10" |
Chevy Truck Ext-Cab Ported | XKote | Login |
SGMX125PX12 | 1.25 | 1.25 | 5 1/2" for 12" | 1-12" | 11 1/8 for 12" |
Chevy Truck Ext-Cab Ported | XKote | Login |