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  3. KICKER LS-51KSC504-U8

KICKER LS-51KSC504-U8 Ks Coaxial Speakers Box Great 713034058403 5.25 4-OHM

Ls-51ksc504-u8 Kicker 51ksc504 5.25 Inch Ks Series Coaxial 4-ohm Speakers Open Box Great

( Brand: Kicker ), ( Manufacturer Part Number: LS-51KSC504-U8 ), ( Part Type: Speaker Box ), ( UPC: 713034058403 )

Review KICKER 51ksc504 5.25 Inch Ks Series Coaxial 4-ohm Speakers Open Box Great

Introducing the Kicker LS-51KSC504-U8 5.25 KS Coaxial 4-Ohm Speakers, a high-performance audio solution for those seeking an immersive and dynamic listening experience. These speakers are part of Kicker's LS Series, which is renowned for delivering exceptional sound quality with a sleek and contemporary design.

The LS-51KSC504-U8 speakers come as a pair, each one featuring a compact 5.25-inch design that makes them an ideal fit for various applications. These speakers are coaxial, meaning that the tweeter and woofer are mounted on the same basket, ensuring optimal alignment and greater sonic accuracy.

The woofer in these speakers is a 4-ohm design, which provides greater flexibility in terms of system impedance matching. The woofer cone is made of polypropylene, a durable and lightweight material that is resistant to moisture and UV rays. The cone is also treated with a UV-resistant coating to ensure long-lasting performance even in harsh environments.

The tweeter in these speakers is a 1-inch PEI dome design, which offers excellent frequency response, high power handling, and a wide dispersion pattern. The tweeter is mounted on a die-cast aluminum chassis, which not only enhances its rigidity and stability but also adds to the overall aesthetic appeal of the speakers.

These speakers are designed to be easy to install and integrate into various systems. They come with a set of mounting hardware and grilles, allowing you to customize their appearance to suit your vehicle's interior. The speakers also come with a set of rubberized butyl rubber surrounds, which provide a secure and watertight seal to ensure optimal sound transfer and durability.

The LS-51KSC504-U8 speakers are built to deliver powerful and clear sound, with a frequency response ranging from 52 Hz to 21 kHz. They also come with a power handling capacity of 35 watts RMS and a peak power handling of 210 watts, making them suitable for a wide range of applications.

In summary, the Kicker LS-51KSC504-U8 5.25 KS Coaxial 4-Ohm Speakers are a high-performance audio solution for those seeking an immersive and dynamic listening experience. With their durable and lightweight design, optimal alignment, and powerful sound, these speakers are an excellent addition to any audio system.

Kicker LS-51KSC504-U8 5.25 Inch Coaxial Speakers: A Detailed Analysis

The Kicker LS-51KSC504-U8 is a set of 5.25-inch coaxial speakers, designed to deliver powerful and clear sound for your car audio system. In this analysis, we will discuss the key features, pros, cons, and a conclusion to help you make an informed decision about purchasing these speakers.

Features:

1. 4-ohm impedance

2. U-shaped polypropylene woofer cones

3. PEI dome tweeters

4. Butyl rubber surrounds

5. Integrated crossovers

Pros:

1. Powerful sound: The Kicker LS-51KSC504-U8 speakers are known for their powerful sound output, making them a great choice for those who enjoy high volume and clarity.

2. Durable design: The speakers feature butyl rubber surrounds, which are resistant to heat, cold, and UV rays, ensuring a long lifespan.

3. Affordable price: Compared to other high-performance car speakers, the Kicker LS-51KSC504-U8 offers a reasonable price point without compromising sound quality.

4. Easy installation: The integrated crossovers make installation simpler, as you won't need to purchase and install separate crossovers.

Cons:

1. Bass response: The 5.25-inch size might not provide the same level of bass response as larger speakers.

2. High-frequency distortion: Some users have reported minor distortion at high volumes, although this is not a common issue.

3. Sensitivity: With a sensitivity rating of 89 dB, these speakers might require more power to reach optimal volume levels.

Conclusion:

The Kicker LS-51KSC504-U8 5.25-inch coaxial speakers offer a powerful and clear sound, durable design, and affordable price point. While they may not provide the deepest bass response or the highest sensitivity, their overall performance and ease of installation make them a solid choice for car audio enthusiasts seeking an upgrade to their factory speakers.

Recommendation:

If you're looking for high-performance speakers with a powerful sound output, durable design, and reasonable price, the Kicker LS-51KSC504-U8 5.25-inch coaxial speakers are an excellent option for your car audio system.

Details:

Thin-mount design easily fits behind factory grilles. They are not included in the item price or stated shipping charges. Priced Per Pair. Rubber speaker surround.

Damaged merchandise can be replaced with the same model only. 1/2 Silk Dome tweeters. Top-mount Depth: 1-3/4. Neodymium magnet motor structure.

Nine Function Digital Multi meter. USPS Post Office. Polypropylene cone material. Sound Damping Material, Get optimal sound from your new speakers with some high quality dampening material.

It will keep the road noise out and music inside car. RMS: 150 watts per pair / 75 each. Foam, plastic, wrappings, etc. Peripherals Eliminates speaker panel distortion and reduces vibration, rattles, squeaks!, door rattles squeaks.

Battery, charger, cords, straps, etc. Included warranty cards without markings, and all instruction booklet's paperwork. A roller makes installing sound-damping material easier, quicker, and with more significant application. Power Handling: Peak: 300 watts per pair / 150 each.

part #: ls51ksc504u8 prices

  • $88.77-$110.96

specifications speasaele:

  • brand: Kicker
  • mpn: Ls-51ksc504-u8
  • part type: Speaker Box
  • upc: 713034058403

shipping speasaele:

  • service: UPS Ground, UPS 2nd Day Air, UPS Next Day Air
  • type: Fixed
  • class: Standard, Expedited, One-day
  • cost: $0.00
  • transit: 2-6 Days
  • carrier: UPS

general speasaele:

  • Vehicle Electronics GPS > Car Audio > Car Speakers Speaker Systems
  • condition: Open box

offer speasaele:

  • started: April 29, 2026
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 1

seller speasaele:

  • # reviews: 535118
  • city: Louisville, Kentucky
  • rating: 99.7%

returns speasaele:

  • paid by: Buyer
  • policy: Returns Accepted
  • time: 60 Days
  • method: Money back

payments speasaele:

  • other
  • wallet: Apple-pay
  • credit card: Mastercard
part type: speaker box,
category: auto parts > vehicle electronics gps > car audio > car speakers speaker systems, sku: 17421976617372892,
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5 offers $88.77–$110.96 USD
  • Open box. Offer #1 priced at $88.77 + $0.00 shipping estimate = $88.77* total. Polypropylene woofer and tough rubber surrounds. Experience concert-level audio with Kicker KS-Series 51KSC504 speakers.FREE SHIPPING
  • New. Offer #2 priced at $110.96 + $0.00 shipping estimate = $110.96* total. FREE SHIPPING
  • New. Offer #3 priced at $110.96 + $0.00 shipping estimate = $110.96* total. Built to handle high power levels and perform best with moderate amplifier output, these speakers are ideal for upgrading everyday systems into rich, engaging audio setups that sound balanced at both low and high volumes. Engineered for drivers who demand powerful sound without sacrificing clarity, these KS-Series speakers deliver a dynamic, concert-like listening experience in virtually any vehicle.FREE SHIPPING
  • New. Offer #4 priced at $109.98 + $19.61 shipping estimate = $129.59* total. KSC5G Grilles available for ultimate style and protection. See below for more details.+$19.61 shipping
  • Open box. Offer #5 priced at $103.19 + $0.00 shipping estimate = $103.19* total. Two 2-way speakers. Not planning on swapping out your factory radio or adding an amp?.FREE SHIPPING

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