JBL GX642

The majority of factory-speaker wiring is so thin that it can’t draw the necessary power for great sound. With low-impedance, three-ohm voice coils, the GX Series speakers can pull more power from the amplifier, which means a clearer, richer sound for the listener.

Type: 4″ x 6″ coaxial car audio loudspeaker
Peak power handling: 120W
Power handling, continuous average: 40W
Frequency response: 75Hz – 21kHz
Nominal impedance: 2.3 ohms
Sensitivity (2.83V/m): 91dB
External Diameter : 4-1/16” x 6-5/16” (102mm x 159mm)
Mounting Cutout Diameter: 3-7/16″ x 5-3/4” (86mm x 145mm)
Total Depth: 2-1/4” (57mm)
Mounting Depth: 1-7/8” (47mm)