ROCKFORD FOSGATE Fanatic Tweeter School FNX-1401X ND4R

( Brand: Rockford Fosgate ), ( Manufacturer Part Number: FNX1401X ), ( Type: Tweeter S ), ( Speaker Size: 1in. ), ( Country Of Origin: United States )

Review ROCKFORD FOSGATE Fanatic Tweeter System Rare Old School

The Rockford Fosgate FNVX1401X ND4R FANatic Series Tweeter is a high-performance component that delivers exceptional clarity and detail in the upper range of your audio system. Designed with ROES (Rockford Optimized Engineered Structure) technology, this tweeter features a cast aluminum frame that provides rigidity and durability, while reducing vibration and distortion.

The 1-inch pure titanium dome is lightweight and highly efficient, ensuring quick response times and accurate sound reproduction. The dome is also treated with a ferrofluid cooling system, which dissipates heat generated during high power handling and prevents thermal compression.

The FNVX1401X ND4R tweeter utilizes a neodymium motor structure, which provides a powerful magnetic field for superior efficiency and output. The tweeter also features a high-temperature voice coil and a polypropylene surround for added durability and longevity.

The FANatic Series tweeter is designed to be easy to install, with a 1-inch (25mm) mounting depth and a 3/4-inch (19mm) mounting diameter. The tweeter includes a removable, adjustable, rotatable phase ring, which allows for easy adjustment of the tweeter dispersion pattern and improves imaging.

Additionally, the FNVX1401X ND4R tweeter is XO (eXtreme Output) certified, meaning it is capable of handling high power levels and delivering exceptional performance even in the most demanding audio applications. With its advanced design and high-performance components, the Rockford Fosgate FNVX1401X ND4R FANatic Series Tweeter is an excellent choice for those seeking exceptional clarity, detail, and accuracy in their audio system.

Pros and Cons of Buying Rockford Fosgate FNX1401X Coaxial Speakers with FANatic Series ND4R Tweeters

The Rockford Fosgate FNX1401X coaxial speakers, in combination with their FANatic Series ND4R tweeters, are a popular choice among car audio enthusiasts. In this analysis, we'll discuss the key advantages and disadvantages of investing in these speakers.

1. Superior Sound Quality: The FANatic Series ND4R tweeters provide exceptional clarity and detail, enhancing the overall sound quality of the FNX1401X speakers.

2. Power Handling: These speakers can handle a considerable amount of power, making them suitable for high-performance car audio systems.

3. Versatile Mounting Options: The FNX1401X speakers come with a variety of mounting options, including flush, surface, and angled, ensuring a custom fit for different vehicle applications.

4. Durable Construction: The speakers' sturdy construction, featuring UV-coated polypropylene cones and PEI dome tweeters, ensures longevity and resistance to environmental conditions.

1. Complex Installation: Due to their size and the inclusion of separate tweeters, installing these speakers might require additional time and effort compared to standard coaxial speakers.

2. Expensive: The FNX1401X speakers with FANatic Series ND4R tweeters are pricier than some alternative coaxial speakers in the market.

3. Space Constraints: The larger tweeter design might not be suitable for vehicles with limited space behind the factory speaker locations.

The Rockford Fosgate FNX1401X coaxial speakers with FANatic Series ND4R tweeters are a worthwhile investment for car audio enthusiasts seeking superior sound quality and the flexibility to customize their system. Despite their complex installation process and higher price point, the combination of these speakers and tweeters delivers exceptional performance and durability.

If you're looking to upgrade your car audio system with high-performance coaxial speakers and tweeters, consider the Rockford Fosgate FNX1401X with FANatic Series ND4R tweeters. These speakers offer excellent sound quality, power handling, and versatile mounting options, making them a popular choice among car audio enthusiasts. Keep in mind the complex installation process and higher cost before making your purchase.

Details:

Excellent shape used Old-school USA made Rockford Fosgate Fanatics X FNX1401X ND4R Tweeters. FREE shipping. The crossovers were both new and Wren't used before I acquired this kit. The other is still brand new.

FULL bench test 11/20/25. Only used one crossover to test with. These tweeters sound crystal clear. Please see all pics closely to show cosmetics and whats included with this listing.

part #: fnx1401x price

• $80.00

specifications classicradiospeakers:

• brand: Rockford Fosgate
• mpn: Fnx1401x
• type: Tweeter S
• speaker size: 1in.
• country of origin: United States

offer classicradiospeakers:

• availability: In Stock
• started: November 20, 2025
• options: Ship-to-home
• sold: 0
• quantity: 1

returns classicradiospeakers:

• policy: No Returns

payments classicradiospeakers:

• wallet: Paypal
• other
• credit card: Visa

shipping classicradiospeakers:

• service: USPS Ground Advantage
• type: Calculated
• transit: 2-6 Days
• class: Standard
• cost: $0.00
• carrier: USPS

general classicradiospeakers:

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

seller classicradiospeakers:

• city: Sioux Falls, South Dakota
• # reviews: 366
• rating: 100.0%

Rockford Fosgate FNX1401X Is Similar To:

• 281857z900 Nissan Xterra Rockford Fosgate Am Fm Cd Changer Oem (37.8% similar) This offer is for a used parts or restoration - oem Nissan Terra PY100 Rockford Fosgate am FM 6-DISC CD changer model 281857Z900 ref CQ-EN7160X serial MX517753 may 2004 . The CD player plays CDs but after track 3 or 4 it starts skipping and you get an error message. I'm not a store, just cleaning ...(January 14th, 2019)
• 8720a012 08 09 Mitsubishi Rockford 07 Outlander Autogator Oem Fosgate Woofer (24.2% similar) Then open the package and inspect the item, if the item has damage please also take pictures. Its better if its done right the first time. Buyer always pays for shipping. All parts with any damage or defects are listed to the best of my knowledge. Once again they are tested by me. Ups picks up at 4/...(November 6th, 2014)
• Mitsubishi Lancer Cd Rockford Fosgate Disc (32.5% similar) Shipping price is for the mainland 48 states. Please verify that the options of your vehicle matches ones listed for this part. Happy buying. Please refer to the comments: section for specific details about part up offer. You are buying on just the part listed in , not complete vehicle. We at dont ...(October 5th, 2018)
• Pbr500x1 Custom Autosound Rockford Fosgate Mono (29.7% similar) Special order items and colors are non-returnable once purchased. From there you can decide whether to proceed or not. Find us 1338 rocky point Dr...(March 7th, 2017)
• Rockford Fosgate Punch-p1462 Punch P1462 Car Audio 4 Inch X6 2-way Coaxial Speakers (28% similar) Use USPS priority mail option for extra $40. These speakers are the perfect addition to your car, delivering powerful and clear sound that will enhance driving experience. The punch P1462 model is designed to fit most cars and easy install.these speakers are non-domestic come from a trusted brand, ...(December 5th, 2023)
• Rockford Fosgate T1462 T1462c 2-way 4 Inch X 6 Car Speaker Priced To Sell (49% similar) Car speaker and enjoy an amazing listening experience on your next road trip. This speaker boasts a power rating of 45W RMS, delivering clear and crisp sound quality that will surely impress any audiophile. Makes it easy to install in any car model, and its sleek design adds a touch of your vehicles...(December 21st, 2023)
• Rockford Fosgate Frc4306 3-way 6.5in Car Speaker (41.9% similar) I have no way of testing so being sold as is. Used condition. These are from a garage clean out...(January 17th, 2024)
• Rockford Fosgate Sp-654 Punch Sp-54 5 Inch Woofer 4ohm Old School (54.8% similar) 1 SP-54 Rockford Fosgate speaker. 1 SP-54 Rockford Fosgate speaker, used condition...(April 26th, 2024)
• Rockford Fosgate Rfa-64 Rare 6 Inch Audiophile Woofer 4ohm Old School (46.7% similar) Used working condition, 2-RFA-64 Rockford Fosgate audiophile woofers, happy buying, drivers were tested on DAT's to make sure of their condition. 2-RFA-64 Rockford Fosgate audiophile woofers...(April 28th, 2024)
• Rockford Fosgate T2652-s Power 6.5 Inch 2-way Component Speakers 200w (36% similar) Part #: Rockford Fosgate T2652-S for sale...(May 4th, 2024)
• Rockford Fosgate R2sd4-12 Prime 12 Inch Dual 4-ohm Component Subwoofer (38.4% similar) Product highlights .: 12 shallow-mount sub woofer with dual 4-OHM voice coils. Rockford Fosgate optimizes this prime sub for both sealed and ported enclosures so you can choose the type of bass want in your ride. Installation and operation manual English/ french/ Spanish/ German. Sensitivity: 85 db...(May 16th, 2024)