• Ultra-Heavy-Duty 18" Subwoofer: Designed for extreme bass output, durability, and long-term performance in high-power systems
• High-Excursion Kevlar-Reinforced Cone: Non-pressed paper cone with Kevlar fiber reinforcement for strength and accuracy
• Oversized Surround & Suspension: 3-layer foam surround and mirror-image dual Conex spiders for controlled, linear excursion
• Serious Power Handling: 2000W RMS and 4000W MAX with a high-temperature 3" voice coil and Nomex protection
• Dual 1 Ohm Configuration: Flexible wiring options for maximum amplifier efficiency and system tuning

American Bass 18" 2000 Watt RMS 1-Ohm Dual Voice Coil Subwoofer HD-18D1-V2

This Listing Includes:

• (1) 18" 1-Ohm Subwoofer HD-18D1-V2

The American Bass HD-18D1-V2 is built for bassheads who demand extreme output, durability, and long-term reliability. Part of the Ultra-Heavy-Duty HD Series, this 18-inch subwoofer is engineered to deliver gut-wrenching low-frequency performance capable of shaking vehicles, walls, and expectations.

At its core is a Kevlar fiber reinforced non-pressed paper cone paired with an oversized triple-layer foam surround, allowing massive excursion while maintaining control. A high-temperature 3" voice coil with Nomex protection handles serious power, while the mirror-image dual Conex spider system keeps the cone stable during brutal low-frequency movement. Dual stacked high-energy magnets provide the motor force needed for deep, authoritative bass.

Designed for high-power street builds, SPL systems, and extreme bass applications, the HD-18D1-V2 delivers relentless low-end impact with the durability to match.

Features:

• Ultra-heavy-duty 18-inch subwoofer built for extreme low-frequency output


• Dual 1 Ohm voice coil configuration for flexible wiring options


• Kevlar fiber reinforced non-pressed paper cone for strength and accuracy


• Oversized 3-layer foam surround for high excursion and control


• High-temperature 3-inch voice coil with Nomex protection


• Mirror-image dual Conex spider system for cone stability at high power


• Dual-stacked high-energy magnet structure for strong motor force


• Cast aluminum basket for rigidity and heat dissipation


• Custom rubber gasket for an airtight enclosure seal


• Custom rubber magnet boot for protection and clean installation

Specifications:

• Subwoofer Size: 18 inch


• Voice Coil Configuration: Dual 1 Ohm


• RMS Power Handling: 2000 Watts


• Max Power Handling: 4000 Watts


• Voice Coil Diameter: 3 inch


• Basket Type: Cast


• Magnet Structure: Dual Stacked High-Energy Magnets


• Magnet Weight: 350 oz


• Sensitivity: 90.5 dB


• Xmax: 21 mm (0.826 in)


• Fs: 33 Hz


• Qms: 6.211


• Qes: 0.665


• Qts: 0.601


• Vas: 114 L


• MMS: 399 g


• BL: 15.7 Tm

Dimensions:

• Total Diameter: 18.5"


• Cut Out Diameter: 16.85"


• Magnet Diameter: 8.9"


• Total Depth: 14.1"


• Mounting Depth: 10.4"


• Baffle Depth:0.7"