Garage
Shop

See all parts that fit your 1972 Maverick

Kicker KSC4 (51KSC404)

300W Peak (150W RMS) 4" KS Series 2 Way Coaxial 4-ohm Speakers

Kicker
Shop all Kicker
Limited time!
highlight-star-icon

• 150 watts Peak Each, 75 watts RMS Each
• 1/2" Silk Balanced Dome Tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 88 dB

Learn more about the 51ksc404
Checkmark Icon

Fits your 1972 Maverick

Fits the following location:

Similar items | Update vehicle | Vehicle store
more info
List price $119.99
Thanks , You Pay:
-17%

$99.99

/pair  with warranty
Starting at $18/mo or 4 payments of $25 Buy now, pay later and installment payment plans are offered by Afterpay and Affirm. Learn more

Heads up

Your vehicle can use this product in multiple locations. Only a quantity of one can be selected from the product page. You will have the option to adjust the quantity within your cart.

Free Speaker Accessory at Checkout!
shipping truck icon Free shipping in USA. Provide zip for delivery date.
Quantity
In Stock
Brand new
VSP4 main
NVX NVX VSP4 450W Peak (150W RMS) 4" V-Series 2 Way Coaxial Car Speakers

(17)

$59.99 $71.99
Sponsored

Acima Logo

No Credit Option

Flexible Lease Payments

Early Purchase Options

Quick Approval Decision

Extend logo

Keep your product protected longer! Extend the warranty after the manufacturer warranty expires. 

  • Hassle-free immediate replacement within minutes!
  • Easy online claims 24/7
  • Covers product breakdowns and failures
Swoosh Icon Icon of Swoosh

For over 25 years, we've been your X-Factor – the team dedicated to having the biggest impact on your shopping experience!

Award winning icon
Award-Winning Service
Shipping icon
FREE Shipping Orders $49+
60 days return policy icon
60-Day Easy Returns
lowest price guarantee icon
Guaranteed Lowest Price
inHouseExpert
In-House Experts
NVX - Worth the Envy - Direct to Consumer Car Audio

Loading...
43DSC504 main

Kicker DSC50 (43DSC504)

400W Peak (100W RMS) 5.25" DS Series 2-way 4-ohm Coaxial Car Speakers (DSC504)

59
-11.77%

$74.99

List price $84.99

Limited time!
46CSS694 main

Kicker CSS69 (46CSS694)

900W Peak (300W RMS) 6x9" CS Series 2 Way Component 4-ohm Speaker System

35
-27.29%

$159.96

List price $219.99

Current Promotions (8 offers)


This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

30% off


Priced separately $142 98

Promo Savings of $12 90

Total price:

$130 08

This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

30% off


Priced separately $165 98

Promo Savings of $19 80

Total price:

$146 18

This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

30% off


Priced separately $124 98

Promo Savings of $7 50

Total price:

$117 48

This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

30% off


Priced separately $155 98

Promo Savings of $16 80

Total price:

$139 18

This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

30% off


Priced separately $147 98

Promo Savings of $14 40

Total price:

$133 58

This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

20% off


Priced separately $129 98

Promo Savings of $6 00

Total price:

$123 98

This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

20% off


Priced separately $111 97

Promo Savings of $2 40

Total price:

$109 57

Get 40% Off NVX SDSK2 Sound Dampening Speaker Kit with your Speaker purchase! Simply click the "Add Both to Cart" button. This offer cannot be combined with any other coupons or offers.

Kicker KSC4 (51KSC404)

40% off


Priced separately $114 98

Promo Savings of $6 00

Total price:

$108 98

Description


Kicker brand icon

Authorized dealer

Kicker 51KSC404

KICKER KS-Series Speakers let you play at concert-like volume yet maintain the smoothness and subtlety to please even the most selective ear. Internally dampened polypropylene cones and durable rubber surrounds assist the woofers in creating precise midrange and midbass, while high-quality silk-dome tweeters deliver natural, detailed highs.

With less than a 2-inch mounting depth and zero tweeter protrusion, the KSC40 is a perfect fit in almost every vehicle on the road today. They work best with 15 to 75 watts of recommended power.

Product Details:

  • 4" KS Series 2-way Coaxial Car Speakers
  • Power Handling:
    • Peak: 300 watts per pair / 150 watts each
    • RMS: 150 watts per pair / 75 watts each
  • Polypropylene cone material
  • Rubber speaker surround
  • 1/2" Silk Balanced Dome tweeters
  • Neodymium magnet motor structure
  • Thin-mount design easily fits behind factory grilles
  • Top-mount Depth: 1-13/16"
  • Cutout Dimensions: 3-11/16"
  • Impedance: 4 ohm
  • Frequency Response: 60 - 20000 Hz
  • Sensitivity: 88 dB
  • Authorized Internet Dealer
  • MFR #: 51KSC404
  • 2 Year Manufacturer's Warranty

  • Priced Per Pair

Product history:

Kicker 51KSC404 thumbnail
(newest, current model)
Kicker KSC40 thumbnail
(previous model, replaced by Kicker KSC4 (51KSC404))

Loading...
RVM-35V1 main

MB Quart RVM-35V1

3.5" Touchscreen Multi-Zone Digital Multimedia Receiver with Bluetooth for RV's

-10.38%

$189.99

List price $211.99

RV.R1 main

DS18 RV.R1

Multi-Zone Digital Audio Receiver with Bluetooth Audio Streaming for RV's

55
RVDVD3.0 main

MB Quart RVDVD3.0

Multi-Zone DVD Receiver with Bluetooth for RV's

1
-10.10%

$257.99

List price $286.99

MB Quart RVM2.0

Multi-Zone Digital Audio Receiver with Bluetooth Audio Streaming for RV's

-10.29%

$156.99

List price $174.99

RVM-10V1 main

MB Quart RVM-10V1

10" Touchscreen Multi-Zone Digital Multimedia Receiver with Bluetooth for RV's

-9.09%

$250.00

List price $275.00


Best selling similar products

JS40K small

Jensen JS40K

• 150 watts Peak Each, 35 watts RMS Each
• 1-3/8" PEI (Polyetherimide) Dome Midranges
• 1/2" PEI (Polyetherimide) Dome Tweeters
• Woven Aramid Fiber cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

$89.99

List price $107.99

DB402 small

Polk Audio DB402 (DB 402)

• 135 watts Peak Each, 45 watts RMS Each
• 3/4" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

(35)

$90.00

List price $99.99

TS-A1081F small

Pioneer TS-A1081F

• 230 watts Peak Each, 50 watts RMS Each
• 1" PEI (Polyetherimide) Hard Dome tweeters
• Carbon and Mica Reinforced Injection Molded Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 90 dB

(3)

$90.00

List price $110.00

REF407F small

Infinity REF407F (INFSPKRF407FUS)

• 105 watts Peak Each, 35 watts RMS Each
• 1/2" Textile Edge Driven Dome Tweeters
• Polypropylene cone material
• Impedance: 3 ohm
• Sensitivity: 92 dB

$87.95

List price $139.95

OS-BMW4RV2 small

Metra OS-BMW4RV2

• 180 watts Peak Each, 60 watts RMS Each
• 1" Silk Dome tweeters
• Impedance: 4 ohm
• Sensitivity: 89 dB
• Direct fit for

$191.99

List price $213.99

C1-400x small

JL Audio C1-400x

• 35 watts RMS Each
• 3/4" Silk-Suspended Aluminum Edge Driven Dome tweeters
• Mineral-Filled Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 84.5 dB

(8)

$94.99

List price $94.99

R14X2 small

Rockford Fosgate Prime R14X2

• 60 watts Peak Each, 30 watts RMS Each
• 1/2" Silk Dome tweeters
• Vacuum polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 85 dB

(17)

$64.99

List price $64.99

STAGE245F small

JBL Stage2 45F (STAGE245F)

• 40 watts Peak Each, 20 watts RMS Each
• PEI (Polyetherimide) Edge Driven Dome Tweeters
• Polypropylene cone material
• Sensitivity: 89 dB

$49.99

List price $69.00

C2-400X small

JL Audio C2-400x

• 35 watts RMS Each
• 3/4" Silk Dome tweeters
• Mica Injected Polypropylene - MIPP cone material
• Impedance: 4 ohm
• Sensitivity: 84.5 dB

(9)

$164.99

List price $189.99

Specifications & Details


Speaker Specifications
Series
KS Series
Priced Per
Pair
Number of Speakers
2
Speaker Size
4"
Design
2-way Coaxial
Tweeter Design
Balanced Dome
Tweeter Size
1/2"
Tweeter Composition
Silk
Woofer Composition
Polypropylene
Woofer Surround
Rubber
Peak Power Handling
150 watts
RMS Power Handling
75 watts
Total PEAK Per Pair/Set
300 watts
Total RMS Per Pair/Set
150 watts
Sensitivity
88 dB
Frequency Response
60 - 20000 Hz
Impedance (Per Voice Coil)
4 ohm
Shallow Mount Installation
No
Magnet Type
Neodymium
Top-Mount Depth (Mounting Depth)
1-13/16"
Bottom-Mount Depth
2-1/16"
Cutout Dimensions
3-11/16"
CTA-2031 Compliant
No
General specifications
Marine Certified
No
Hi-Res Certified
No
Color
Black
Illumination
None
Speaker Grilles
No
Includes Damping Kit
without Damping Kit
Compatible vehicle types
Car/Truck/SUV/Van
What is in the box?
Paperwork
Warranty/Registration card
Quick start guide
WITB: Speakers
Speakers (2)
Speaker mounting brackets (2)
Mounting screws (8)
Speaker connection cables (2)
Warranty and Return Policy
Parts Warranty Duration
2 years
Labor Warranty Duration
2 years
Warranty Provider
Manufacturer

Item Details


Manufacturer:

Model Number:

51KSC404

Weight:

2.60lbs

Internal SKU:

51ksc404

Internal Product ID:

203313

Customer Ratings & Reviews


Kicker KSC4 (51KSC404) thumbnail image

5 star
67%
4 star
0%
3 star
33%
2 star
0%
1 star
0%



Durability
5
Value
5
Features
5
Design
5
Usability
5

Customer Reviews

Sort by:

Loading...

By Roger on April 7, 2025 Checkmark Icon Verified purchase

2 found this helpful


Great Plug and Play Speakers for 2024 Jeep Wrangler Willys

I just bought a 2024 Jeep Wrangler Willys with the basic stock speakers. The sound was horrible and I was looking for an inexpensive upgrade option. I found a thread about people using Kicker speakers that were plug and play, so I gave these a try. They were extremely easy to install and they are 1,000% times better than the stock speakers. I can't recommend enough.

By Derek on July 10, 2025 Checkmark Icon Verified purchase


By Seth on March 2, 2025 Checkmark Icon Verified purchase
2006 Subaru Impreza WRX STi




VSP4 main

NVX VSP4

• 225 watts Peak Each, 75 watts RMS Each
• 1" Silk Dome tweeters
• Polypropylene cone material
• Impedance: 4 ohm
• Sensitivity: 86 dB
• Mounting Depth: 2.04"

(17)

$59.99

List price $71.99


AP600/6 small

JL Audio AP600/6

600W RMS Class D AP Series 6-Channel Marine Amplifier

$629.99

List price $755.99

52CVR122 small

Kicker CVR12 (52CVR122)

900W Peak (450W RMS) 12" CompVR Series Dual 2-ohm Car Subwoofer

(119)

$169.99

List price $189.99

AXSUB-FD2 small

Axxess AXSUB-FD2

Active 2-Channel Line Output Converter and Subwoofer Data Interface for select 2011-2025 vehicles from Ford

$205.99

List price $228.99

3SBVD10 small

Sonic Sub Box: 3SBVD10

Triple 10" Bottom Vented with Divider MDF Enclosure

(1)

$129.99

List price $329.99

PDEB10RD small

Absolute PDEB10RD (Red/Black)

Dual 10", 3/4" MDF Twin Port Subwoofer Enclosure w/ Red High Gloss Face Board

(3)

$79.99

List price $119.99

TS-VR8 small

Audiopipe TS-VR8

8" Dual 4 Ohm EXT Series Subwoofer

(4)

$46.99

List price $79.99

Related Searches


Save up to 10 different vehicles in your garage
Vehicle
Store
Delete

1972 Ford Maverick

Add vehicle Clear all vehicles
Where to find vehicle info
Are you sure you want to clear your garage?
This action cannot be undone. Confirm
This page was not designed for products.
If you continue, you will be redirected to a category customized for your vehicle. Continue
Loading...
Identify your vehicle and submodel details
  • Owner's manual
  • Vehicle's insurance card
  • Vehicle registration
  • Vehicle produced after 2005: Inside driver's side door
  • Vehicle produced before 2005: Rear passenger doorjamb, glove box, center console, or engine compartment
Car Info Side Door Icon
Vehicle Registration Icon
Vehicle Insurance Icon

Modern vehicles often require specific brackets, wiring harnesses, and mounting solutions. A fit guide ensures:

  • You see only parts engineered for your exact vehicle
  • You avoid incompatible radios, speakers, or wiring
  • Installation is smoother, faster, and frustration-free
  • You get the correct accessories the first time

Whether you're replacing a factory stereo or upgrading your entire audio system, the Fit Finder eliminates uncertainty.