DS18 ZR8.4D 8" Car Subwoofer with 900 Watts 4-Ohm DVC

  • $99.95
    Unit price per 

Shipping calculated at checkout.



The ZR subline is a great entry level subwoofer that both handles great power and gives you smooth clean bass. These subs work great in both sealed and ported boxes giving you many options for placement in any vehicle.

This 8 inch model comes in both dual 2 and dual 4 ohm configurations giving you many options to match your amplifiers optimal impedance. This model comes with a 2 inch voice coil that handles 450w RMS and 900w max power. The large foam surround and pressed paper cone works greatly together to deliver smooth crisp bass that can be heard strongly throughout the vehicle.


    • Large foam surround giving great xmax and bass precision while keeping great cone control when the subwoofer is close to maximum power.
    • Great power handling of 450w RMS and 900w max through a high strength 2 inch aluminum voice coil.
    • Very strong stamped basket with show quality DS18 logos on the frame, magnet boot, motor, and dust cap.
    • Designed to give crisp and clear bass in any vehicle and can be used in sealed and ported boxes.


Nominal Diameter 8”
Nominal Impedance 4+4 OHMS
RMS Power Handling 450W
MAX Power Handling 900W
Sensitivity (1w/1m) 82 dB
Frequency Response 33Hz - 200 Hz
Recommended Lo Pass Crossover 120 Hz
Voice Coil Diameter 2” / 50.8mm
VC Former Material Aluminum
Winding Material Copper
Cone Material Non Pressed Paper
Dust Cap Material PPI
Surround Material Foam
Basket Material Steel
Basket Color/Finish Matte Black
Magnet Material Ferrite
Magnet Weight 55 oz
Displacement Volume 0.03 ft3
Equivalent Volume 5.33 L
Excursion (one way) 18mm
Free Air Resonance 45Hz
Mechanical Factor 4.7
Electrical Factor 0.745
Total Factor 0.643
Moving Mass 97g
Compliance 97.58µ m/N
BL Factor 9.48
Voice Coil Inductance 551.18m mH
Cone Area 196 Cm2
DC Resistance 3.4 + 3.4 ohm
Efficiency Bandwidth Product 60.4
Overall Diameter 8.42” / 214mm
Overall Depth 5.3” / 134mm
Front Mount Baffle Cutout 7.24” / 184mm
Mounting Depth 4.4” / 111.4mm
Motor Diameter 5.7" / 145mm

We Also Recommend


Ready to order your dream car audio system?
Don't wait, finance it today! Choose from our many partners for pay-over-time and leasing options during checkout.