You are looking at an ULTRA RARE Kicker solo X 10" square dual 1 ohm competition subwoofer from the early 2000s. Dual 1 ohm voice coil, extra long throw and just bad ass!!! Get it while you can!!! Thanks for looking, I am a 15 year ebayer with over a 2000 positive Feedback!!! Check out my other auctions, or got to my store "Legends of Car audio". 

 Model : S10X1

Size (IN., CM) : 10, 25.4

Impedance (OHMS) : 1 DVC

Max Rec Amplifier Power (WATTS PEAK) : 5000

Max Rec Amplifier Power (WATTS RMS) : 2500

Sensitivity (dB 1W/1M) : 85.7

Frequency Response (HZ) : 24-100

Mounting Depth (IN., CM) : 8-3/8, 21.2

Mounting Cutout, Square (IN., CM) : 9-3/4, 24.7

Recommended Box Volumes: The SoloX is engineered for highly specialized installations/applications.