The Kicker 52L7XS121RK SoloXS L7XS 12-Inch 1-Ohm DVC Recone Kit is a pre-assembled, factory-original replacement module designed for Kicker's 12-inch SoloXS competition subwoofer. Instead of replacing the entire 96-pound speaker if a voice coil burns out or a cone damages during extreme audio competitions, this kit allows users to completely rebuild the moving components back to original factory specifications.
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Kicker 12" SoloXS L7XS 1-Ohm Recone Kit arrives as a single, fully integrated assembly containing the cone, surround, spider suspension, and voice coil. It bypasses the tedious process of traditional speaker repairs that require cutting, scraping, and gluing.
Key features of this competition reconstruction system include:
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Bolt-In Mechanical Assembly: The signature benefit of the SoloXS platform is its completely glue-free replacement system. Users simply unbolt the top structural aluminum clamp ring and the spider landing bolts, swap the core, and bolt it back down using basic hand tools.
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Rapid Field Serviceability: Engineered for the lanes, the entire swap can be performed on-site at a car audio competition or car show in roughly 10 to 15 minutes.
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Precision Alignment Spacers: The kit ships with specialized alignment pins that slide into the motor's cooling channels. These hold the massive 3-inch voice coil perfectly straight in the magnetic gap while you tighten the mounting hardware, preventing coil rub.
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Impedance Interchanging: Because the SoloXS motor structure is identical across subwoofers of the same size, this 1-Ohm kit can be dropped into a subwoofer that originally featured a 2-Ohm voice coil without physical modification to the basket.
Because it replaces the entire moving assembly of the high-stroke 12-inch SoloXS platform, its operational parameters mirror the original performance specs.
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Specification
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Model Number
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52L7XS121RK
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Compatible Subwoofer Size
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12 Inches (Square Platform)
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Voice Coil Impedance
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Dual 1-Ohm (DVC)
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Voice Coil Diameter
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3 Inches (75 mm)
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Voice Coil Winding Width
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3.4 Inches (86.2 mm)
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Voice Coil Former Material
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High-Temperature Aluminum
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Continuous Power Handling (RMS)
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3,000 Watts (When bolted to L7XS Motor)
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Peak Power Handling
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6,000 Watts
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Component & Structural Material Details
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Cone Structure: Formed from a highly rigid, double-pressed glass-fiber paper pulp composite topped with a carbon fiber dust cap to survive crushing air pressure inside small, pressurized enclosures.
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High-Excursion Surround: Employs an extra-tall Nitrile Butadiene Rubber (NBR) ribbed surround. This specialized rubber compound resists temperature extremes and provides the flexibility required for a massive 43mm linear throw.
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Dual Spider Suspension: Features a heavy-duty dual Conex Meta-Aramid fiber spider array. This multi-layered suspension safely controls violent back-and-forth movement while ensuring the voice coil stays true.
- High-Current Tinsel Leads: Outfitted with thick, high-strand dual copper tinsel leads woven directly into the spider material to deliver massive electrical currents from the amplifier terminals to the coil without snapping.
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