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Brand: JBL Audio at Bankstown Sound

JBL Audio Stage3 427 4-Inch 2-Way Coaxial Speakers


The JBL Stage3 427 4-Inch Coaxial Car Speakers are a great upgrade for your 4-inch installation. With a solid 30WRMS nominal power rating, these speakers can deliver the powerful punch you’re looking for.

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SKU: STAGE3427 Category:
4-Inch Coaxial Car Speakers

JBL Stage3 427

The JBL Stage3 427 is a two-way coaxial car speaker that delivers powerful and precise sound quality to enhance your in-car listening experience. With a frequency response range of 75Hz to 20kHz and a power handling capacity of 30 watts RMS, this speaker offers impressive audio performance that is suitable for a range of music genres.

The Stage3 427 features a 4-inch polypropylene woofer cone that provides rich, accurate mid-range and bass frequencies. The cone is surrounded by a rubber surround that allows for smooth and consistent excursion, which helps reduce distortion at high volumes.

The speaker also has a 0.75-inch PEI balanced dome tweeter that delivers clear and detailed high-frequency response, adding definition to vocals and instruments. 

The JBL Stage3 427 is designed to fit most standard 4-inch speaker locations in vehicles, making it a convenient upgrade option for car audio enthusiasts. With its high-quality construction and advanced audio technologies, the JBL Stage3 427 offers exceptional value for money, providing a premium audio experience for car owners who demand the best sound performance from their vehicles. Whether you're listening to your favorite music or enjoying your favorite podcast, the JBL Stage3 427 will enhance your in-car listening experience.

JBL Stage3 427 Specifications

  • Power Handling: 30Wrms, 150W peak
  • Sensitivity (@ 2.83V/1m): 90dB
  • Frequency Response: 75Hz – 20kHz
  • Impedance: 3ohms
  • 2 x Speakers
  • 2 x Grilles
  • 8 x Screws
  • 8 x Speed clips

Fast Dispatch and National Delivery

We pride ourselves on super-fast dispatch from our Sydney, NSW location. Every order runs through our stringent dispatch process that we attempt to complete same-day in most cases.

Our delivery partners, Sendle and Australia Post, provide us with almost 100% coverage Australia Wide with the best rates and delivery times.

Shipping Insurance = Peace of Mind

We take an immense amount of pride in what our customers say about dealing with us. That’s why we want to make sure you have as many options as possible in getting your order delivered. At the checkout, you’ll have the option to add shipping insurance (4% of your total) to your order, giving you ultimate peace-of-mind.
can i get this installed?

yes, we can install

In addition to bringing you the best products at the best prices, we're also able to install this for you at our Bankstown, NSW location. For prices, quotes and bookings, you'll need to either give us a call on 02 9708 5444 or an email to for more information.

Head Unit Installation

We can install a new head unit in your car to provide you the best in current technology and safety features. You will have to contact us for an installation quote as the cost of installation is based on the type of car its going into.

Dash Camera Installation

Ensuring your new Dash Camera is installed professionally and discreetly is what we strive for. Wiring your new Dash Camera directly to your car's fusebox and electrical system is the most effective way to ensure flawless performance and operation.

Speaker Installation

New speakers can make such a remarkable difference in the performance of your new sound system that ensuring proper, quality installation and tuning is the smart move. Included is professional spacing, wiring and initial tuning.

Subwoofer & Amplifier Installation

Providing the right, clean power to your speakers and subwoofers can make all the difference in your system. After being in the scene for over 20-years we know what works and how to gain optimal performance from all pieces.

Alarm & Central Locking Installation

Securing your vehicle is something important. You want it done right and securely. Through our range of products, we've got all different levels of product for all different installations.

Sound Deadening & Proofing

There's nothing worse than the dreaded boot rattle after spending time and money on a new system. Deadening your vehicle is a sound investment in the enjoyment of your new system. Just doors, boot lids, or your entire car, we can get it done.
1-5 of 81 reviews
  1. SB

    Very quick delivery. Great product, thank you.

    (0) (0)
  2. WC

    Easy to navigate and one of the best I’ve used.

    (0) (0)
  3. A

    Fast and smooth delivery, was a little worried when I saw they didn’t use Aus Post for their free delivery option. But had no issues and the item has since been installed and working perfectly! Thanks guys!

    (0) (0)
  4. MQ

    Easy to buy online

    (0) (0)
  5. T

    I purchased, a pioneer 9inch car unit. I rang to see if the order could be sent fast tracked asap. Bankstown stereo was very prompt, and the unit arrived in just a few days to Perth WA.
    Very happy. Great service and understanding. Thanks so much. Defiantly will recommend.

    (0) (0)
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