JBL Stage1 42F
4" 2-way coaxial loudspeaker 40 W RMS with dome tweeters and polypropylene woofer (per pair)
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Powerful 4" speakers to bring your in-car audio system back to life
Turn every journey into a true sound experience with the JBL Stage1 42F, 2 way coaxial speakers designed to effectively improve your vehicle’s factory audio system. Featuring a Plus One woofer, these speakers provide a larger cone area to produce deeper, more dynamic bass while maintaining excellent midrange accuracy. Their PEI balanced dome tweeter ensures clear, detailed reproduction of high frequencies, for a balanced, natural sound even at high volume. With a power handling of 40 W RMS (up to 320 W peak) and a sensitivity of 88 dB, the Stage1 42 Fdeliver powerful sound with minimal distortion, even with the factory head unit. Their wide frequency response from 85 Hz to 20 kHz reproduces all the richness of your favorite tracks, from deep bass to crystal-clear highs. Easy to install in many vehicles, these JBL speakers are an ideal and affordable upgrade to enjoy the brand’s famous sound on every trip.

Key features:
- 4" (100 mm) 2-way coaxial car speakers without grille
- 40 W RMS power / up to 320 W peak for dynamic sound
- High sensitivity (88 dB) for excellent efficiency with the factory head unit
- Wide bandwidth (85 Hz – 20 kHz) to reproduce all musical details
- Robust JBL design and easy installation as a replacement for factory speakers
- Excellent value for money to upgrade a car audio system
Main specifications:
- 4" (100 mm) coaxial car speakers without grille
- Configuration: 2 way
- Number of speakers: pair (2)
- RMS power: 40 W
- Maximum power (peak): up to 320 W
- Sensitivity: 88 dB
- Frequency response: 85 Hz – 20 kHz
- Impedance: 4 ohms
Select your criteria
General information |
Product name |
JBL Stage1 42F |
Brand |
JBL | |
Model |
JBLSPKS142F | |
Technical specifications |
Number of channels |
2 |
Admissible power |
40 W | |
Maximum power |
320 W | |
Impedance |
4 Ohm | |
Réponse en fréquence (min) |
85 Hz | |
Frequency response (max) |
20 kHz | |
Sensitivity (for 1W at 1m) |
88 dB | |
Speaker diameter |
100 mm | |
Type of channels |
Coaxial channels | |
Warranties |
Commercial warranty |
Seller 2 years
|
Legal warranty |
See terms & conditions
|
See all JBL products
Product referenced on 30 Apr 2026
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