GRAND TOURING GT 421

GRAND TOURING GT 421

4 inch 2-Way

Sold from 1992 until 1994

Predecessor Product: TL 400SQ
Successor Product: GRAND TOURING GTC 4210
Made in: USA

Product Specifications

Recommended Amplifier Power (RMS)
15 watts continuous
Nominal Impedance
4 ohms
Low-Frequency Transducer (Woofer)
4 inch polypropylene
High-Frequency Transducer (Tweeter)
.5 inch (13mm)
Frequency Response
70Hz – 20kHz
Sensitivity (1 watt @ 1 meter)
90dB
Fs
170Hz
Qts
1.01
Vas
0.05cu. ft.
MSRP U.S.
$99.95 per pair
Mounting Depth
1-1/2 inch
Cutout Dimensions
3 13/16 inch

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