About: American Bass XD-1244 12" 500W RMS Subwoofer - Dual 4 Ohm

Ready to add some thunder to your ride? The XD Series subwoofer from American Bass is here to help! With its high-grade design and tight bass response, this subwoofer delivers plenty of clarity and depth to your car's audio system. Plus, with its even power output and fan-favorite status as one of our best-selling subwoofers, you can count on the XD Series to provide an all-around excellent audio experience that's sure to please most car audio enthusiasts. So why wait? Upgrade your car's audio system today with the powerful and versatile XD Series subwoofer! 

Features: 

• White powder finish heavy-duty stamped basket
• With perimeter vents for better voice coil cooling
• Kevlar fiber enforced non-pressed paper cone
• Over-sized 1.4" 3-layer foam surround
• Hi-temp 4ohm 4-layer voice coil with Nomex protection
• Mirror image double Conex spider system
• Double stacked hi-energy magnets
• Customs-made rubber gasket
• Customs-made rubber magnet boot

Specifications: 

• Power Handling: 
• RMS Power: 500 Watts 
• Max Power: 1000 Watts 
• Impedance: Dual 4 Ohm (D4) 
• Sensitivity: 88.7 dB
• Mounting Depth: 6.2" 
• Cutout Size: 11.2" 
• Ported Box: 1.75 - 2 ft³
• Magnet Size: 120 Oz.
• Voie Coil Size: 2.5"
• Basket Type: Stamped Steel 

Thiele-Small Parameters: 

• Equivalent Volume (Vas): 30.444 L
• Xmax: 11.35 mm
• Free Air Resonance (Fs): 39.956 Hz
• Mechanical Factor (Qms): 5.116
• Electrical Factor (Qes): 0.799
• Total Factor (Qts): 0.691
• Mechanical Mass (Mms): 196 g 

Mounting and Shipping Information: 

• Overall Diameter: 12.24” (311 mm)
• Cutout Size: 11.33" (288 mm) 
• Mounting Depth: 6.57” (167 mm)