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Ground Shaker  GS-NGMKK212B New

12" Black Dual Sealed Solobaric Sub Box for 1999-2006 & 2007 Classic GMC Sierra Ext-Cab

Item #99045

Condition:   Brand New

Product Highlights

  • 12 inch subwoofer
  • dual sealed box
  • Solobaric sub enclosure
  • GMC Sierra Ext-Cab
  • black bass enclosure

  Free 2-Years Warranty Included!
60 DAYS Returns Accepted.
FREE Lifetime Tech Support.
FREE Shipping (No Minimum).
60 DAYS Price change protection.

$300.00

Reg. Price $400.00  Save $100.00
  Free 2-Years Warranty Included!

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Ground Shaker GS-NGMKK212B 12" Black Dual Sealed Solobaric Sub Box for 1999-2006 & 2007 Classic GMC Sierra Ext-Cab

We are an Ground Shaker authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!

What's Inside?
  • • 12" Black Dual Sealed Solobaric Sub Box
  • • Owner's Manual
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Dual-Chamber Bass Power

Experience deep, precise bass with this 12" dual-sealed sub box featuring a spacious 11 1/8" cutout diameter and two individual chambers. Each subwoofer enjoys 0.89 ft³ of air volume, providing full, balanced sound with a total air volume of 1.78 ft³. Lightweight yet sturdy at 40 lbs and with a 6 3/4" mounting depth, it’s easy to install while delivering powerful performance.

Perfectly Sized for Your Truck

With dimensions of 8 1/4" height, 54 1/4" length, and 13 1/2" depth, this sub box fits neatly under your rear seat for a seamless, factory-style installation. Its generous size allows maximum airflow for deep, booming bass that fills your cabin. Designed for both form and function, it delivers powerful sound without taking up extra space.

 

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Kicker_KM
Built to Last, Sound to Impress

Crafted from 5/8" high-quality MDF wood, this sub box is engineered for strength and durability to handle powerful bass. The carpeted trunk liner finish, combined with Titebond silicone sealing and wood glue, ensures a vibration-free, long-lasting design. With 2 binding post terminals, it provides secure, reliable connections for consistent, high-quality sound.


SPECIFICATIONS


  • Speaker Size : 12 Inches
  • Number Of Subwoofers : 2
  • Construction : 5/8 MDF
  • Volume : 1.78 Cu. Ft.
  • Enclosure Type : Sealed
  • Vehicle Make : GMC Sierra

FEATURES


Specifications:

  • Cutout Diameter: 11 1/8"
  • Total Air Volume: 1.78 ft³
  • 2 Individual Chambers
  • Volume Per Subwoofer: 0.89 ft³
  • Weight: 40 lbs
  • Mounting Depth: 6 3/4"

 

Dimensions:

  • Height: 8 1/4"
  • Length: 54 1/4"
  • Depth: 13 1/2"

 

Construction:

  • 5/8" high-quality MDF wood
  • Carpeted with durable trunk liner finish
  • Sealed with high-quality Titebond silicone
  • Glued with high-quality Titebond wood glue
  • 2 binding post terminals

 

Installation:

 

  • Fits under rear seat
  • Upward-firing design
  • 2007 fits only old body style
  • Will not fit trucks with V-shape hump (use JCHV models for V-shape hump)
  • UPC:
  • Weight: 40
  • Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for replacement within 2 Year(s) from the original date of purchase with proper return authorization.

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