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JBL

JBL GX528 5.25" Coaxial Car Speaker (Pair)

  • Based on 306 reviews
Condition: New
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Availability: In Stock.
Fulfilled by Amazon

Arrives Tuesday, Oct 13
Order within 7 hours and 59 minutes
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Description

Upgrade your car's audio system with the JBL GX528 5.25" Coaxial Car Speakers, delivering exceptional sound quality and clarity. These 2-way speakers feature polypropylene Plus One woofer cones and edge-driven soft dome tweeters, ensuring a rich and immersive listening experience . With a power handling of 45Wrms and 135W peak, these speakers offer a frequency response of 65Hz – 21kHz and a sensitivity of 91dB, providing a dynamic and balanced audio performance. The JBL GX series speakers also come with three-ohm voice coils and are designed for easy installation, making them an ideal choice for enhancing your car's sound system . As someone who sells high-end audio gear like JBL soundbars, these speakers would be right up your alley.

Brand: JBL


Speaker Maximum Output Power: 45 watts


Frequency Response: 21 KHz


Connectivity Technology: Coaxial


Audio Output Mode: Stereo


Audio Output Mode: Stereo


Mounting Type: Car Mount,Coaxial


Enclosure Material: Polypropylene, Plastic


Speaker Type: Coaxial


Additional Features: Radio


Antenna Location: car


Subwoofer Diameter: 5.25 inches


Color: Black


Is Waterproof: FALSE


Warranty Type: Standard


Control Method: Touch


Speaker Size: 5.25 inches


Woofer Diameter: 5.25 inches


Water Resistance Level: Not Water Resistant


Specific Uses For Product: car


Controller Type: Button


Unit Count: 1 Count


Compatible Devices: MP3 Player, Smartphone


Compatible with Vehicle Type: Car


Power Source: Corded Electric


Brand: JBL


Model Number: GX528


Model Name: GX528 5.25


Built-In Media: grilles


Number of Items: 1


Series Number: 528


UPC: 050036356954


Manufacturer: JBL


Speaker Maximum Output Power: 45 watts


Frequency Response: 21 KHz


Number of Audio Channels: 2, 2.3


Connectivity Technology: Coaxial


Wireless Technology: Bluetooth


Subwoofer Connectivity Technology: Wired


Connectivity Protocol: Coaxial


Audio Driver Type: Dynamic Driver


Audio Driver Size: 5.25 inches


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, Oct 13

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
  • Affirm Pay in 4
  • Affirm Financing
  • Afterpay Financing
  • Zip Pay in 4
  • Financing through Apple Pay
  • Financing through Google Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Great speakers
For small speakers they sound amazing. Close to no distortion at max volume . Limited bass but all the uppers you need
Reviewed in the United States on August 12, 2026 by Juan Torres

  • Fit stock 5.25 door holes just fine
They sound pretty good, nothing too crazy but they're good enough and handle more power than the head unit can push so that's nice. Jbl always makes good stuff, they handle lows ok but it's really the highs that are the most impressive from these little things
Reviewed in the United States on August 6, 2026 by Keil

  • Easy installation
Excellent replacement for my old blown speakers
Reviewed in the United States on November 4, 2025 by Scott Kennedy

  • JBL Never Fails Me
Every speaker or headphones I get are JBLs. I got a Flip 4 as a gift from work one time and was blown away. So after getting their Quantum810, Quantum TWS, Flip 4, and Earphones for the Cardo motorcycle bluetooth adapter, I figured why not get them for my van? Needless to say, it's a fantastic cheap upgrade. My old stock speakers had this horrible vibrating sound like the speakers were being ran through a fan. I basically haven't used the radio in the 2+ years I've had it. I just put the Flip 4 on the dash and connected my phone to that. I'm finally free! I put up a video of the comparison but my phone mic won't accurately sound how it compares in real life lol. Even with the volume maxed and Loudness turned on on the EQ, these things haven't vibrated or gave out. I normally don't listen to music that loud so I won't be stressing them out anyway. No-brainer upgrade. Hope to get their slim subwoofer soon! ... show more
Reviewed in the United States on July 21, 2024 by Brandon

  • Good door speakers
I am using these for door speakers and I need a two ohm speaker because the rest of my speakers are four ohms and the weird wiring of this car made it so that the two rear door speakers had to be two ohm instead of four ohm like the front so I don't get a chance to Listen to them to see if they are any clearer than the other brand name that I bought but they sound good where and as they are ... show more
Reviewed in the United States on September 4, 2023 by BPY1

  • JBL Speakers are still great
Still making great speakers, went in my Wrangler TJ soundbar perfectly. What a difference from the stock speakers.
Reviewed in the United States on September 9, 2025 by Douglas Bucciarelli

  • Very good quality sound
For the price of these speakers, they easily compete with the more expensive ones. Check carefully, though, because the speaker cone may not fit well in the car. In mine it fits, but it has to be a little tight.
Reviewed in the United States on November 22, 2024 by Eddie

  • review
As described Quick and easy
Reviewed in the United States on January 20, 2026 by Amazon Customer

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